Research Reports

Larson Institute researchers have produced thousands of publications over the institute's 40+ year history addressing critical transportation problems and issues.

Requests for publications should be directed to Michael Casper at mcc4@psu.edu.

2016

LTI 2016-27
Evaluation of High-Friction Surface Treatment (HFST) Binders. For Pennsylvania Department of Transportation. By Mansour Solaimanian and Scott Milander. June 15, 2016.

LTI 2017-01
Evaluation of Thin Hot Mix Asphalt Overlay: Field Evaluation Summary Report. For Pennsylvania Department of Transportation. By Mansour Solaimanian and Shelley Stoffels. June 20, 2016.

LTI 2017-06
Ford Interceptor Airbag Deployment Data Analysis. For Pennsylvania State Police. By Zoltan Rado. August 24, 2016.

LTI 2017-03
Rock-VAR American Black Granite Boulder in Engineered Soil, Tested at 50 mph. For Department of State. By Ryan Rudalavage, Lynsey Reese, and Zoltan Rado. July 1, 2016.

LTI 2016-01
Polymer Modified Cold Recycled Asphalt Evaluation and Methodology. For Pennsylvania Department of Transportation. By Mansour Solaimanian, Xuan Chen, Scott Milander, Pezhouhan Tavassoti Kheiry. July 27, 2015.

LTI 2016-02
Report on the PennDOT–PaCTU Transportation Research Workshop, May 5, 2015. For Pennsylvania Department of Transportation. By Martin Pietrucha. July 6, 2015.

LTI 2016-03
Bridge Deck Cracking: Effects on In-Service Performance, Prevention, and Remediation. For Pennsylvania Department of Transportation. Travis Hopper, Amir Manafpour, Aleksandra Radlińska, Gordon Warn, Farshad Rajabipour, Dennis Morian, and Shervin Jahangirnejad. August 5, 2015. PDF 

LTI 2016-04
Crash Test of the XT-4200-HB Post & Beam Gate. For Ross Technology Corp. By Zoltan Rado and Robin Tallon. August 28, 2015.

LTI 2016-05
Crash Test of the XS-2400-PW Mobile Wedge Barrier. For Ross Technology Corp. By Zoltan Rado and Robin Tallon. December 11, 2015.

LTI 2016-06
The Development of On-premise Electronic Message Center (EMC) Lighting Levels and Measurement Techniques. For United States Sign Council Foundation, Inc. By Philip M. Garvey, M. Jennifer Klena, Wei-Yin Eie, and Martin T. Pietrucha. September 1, 2015.

LTI 2016-07
On-premise Electronic Message Center (EMC) Nighttime Dimming Research Review and State of the Practice Industry Survey. For United States Sign Council Foundation, Inc. By Philip M. Garvey. September 1, 2015.

LTI 2016-08
Evaluation of Sanatoga JMF SPWCE02 (Version 2). For Pennsylvania Turnpike Commission. By Mansour Solaimanian and Scott Milander. October 7, 2015.

LTI 2016-09
On-Premise Sign Font Legibility. Unsponsored. Philip M. Garvey, Wei-Yin Eie, and M. Jennifer Klena. November 18, 2015.

LTI 2016-10
Best Practices for the Design, Evaluation and Quality Control of High Percentage RAP Mixes. For Pennsylvania Department of Transportation. By Mansour Solaimanian. December 1, 2015. PDF

LTI 2016-11
Safety of Lithium Nickel Cobalt Aluminum Oxide Battery Packs in Transit Bus Applications. For Research and Innovative Technology Administration, U.S. Department of Transportation. By Timothy Cleary and Joel Anstrom. PDF 

LTI 2016-12
Regionalized Safety Performance Functions. For Pennsylvania Department of Transportation. By Eric T. Donnell, Vikash V. Gayah, and Lingyu Li. January 8, 2016. PDF

LTI 2016-13
Transit Bus Crashworthiness. For Hexagon Studio. By Zoltan Rado and Robin Tallon. December 31, 2015.

LTI 2016-14
LVAR Boulder in Diamond Orientation with Two Grouted Micropiles, Tested at 30 mph. For Department of State. By Ryan Rudalavage and Zoltan Rado. January 8, 2016.

LTI 2016-15
Review and Evaluation of MS-0350-0018 - Bituminous Fiber-Reinforced Seal Coat. For Pennsylvania Department of Transportation. By Mansour Solaimanian. May 20, 2016.

LTI 2016-16
Assessment of Current Design Loads for Permit Vehicles. For Pennsylvania Department of Transportation. By Jeffrey A. Laman and Meet Shah. May 23, 2016. PDF

LTI 2016-17
Evaluation of Fiber Reinforced Asphalt Concrete Using Model Mobile Load Simulator (MMLS3). For Forta Corporation. By Mansour Solaimanian and Scott Milander. August 31, 2015.

LTI 2016-18
Review and Evaluation of Cubical Aggregate Chip Seal. For Pennsylvania Department of Transportation. By Mansour Solaimanian and Scott Milander. July 21, 2015.\

LTI 2016-19
Approved Products for Low Volume Local Roads. For Pennsylvania Department of Transportation. By Barry Scheetz and Mansour Solaimanian. June 19, 2016.

LTI 2016-20
Review and Evaluation of MS-0311-0001 Bituminous Binder Course CP-2. For Pennsylvania Department of Transportation. By Luis Ramirez and Dennis Morian. March 31, 2016.

LTI 2016-21
Midwest Soil Stabilizer Specification Development for PennDOT Publication 447. For Pennsylvania Department of Transportation. By Mansour Solaimanian, Barry Scheetz, Xuan Chen, Scott Milander, Pezhouhan Tavassoti Kheiry. April 15, 2016.

LTI 2016-22
Stop Log Testing Report. For AECOM. By David Schwab, Aleksandra Radlińska and Gordon Warn. May 20, 2016.

LTI 2016-23
Review and Evaluation of MS-O430-0010 PVC Storm Sewer Drain. For Pennsylvania Department of Transportation. By David Shearer, Eric Chase and Steve Bloser. March 21, 2016.

LTI 2016-24
Review and Evaluation of MS-0340-0005 Bituminous Seal Coat. For Pennsylvania Department of Transportation. By Mansour Solaimanian. May 20, 2016.

LTI 2016-25
Evaluation of Thin Hot Mix Asphalt Overlay. For Pennsylvania Department of Transportation. By Mansour Solaimanian, Shelley Stoffels, Scott Milander, and Dennis Morian. June 20, 2016. PDF

LTI 2016-26
70mph Study. For Pennsylvania Department of Transportation. By Eric T. Donnell, Bachir Hamadeh, Lingyu Li, and Jonathan S. Wood. June 30, 2016. PDF

2015

LTI 2015-01
Trip Report: Visit to Morgantown, WV to Inspect Field Applications of Mechanical Concrete to Evaluate Product Performance. For Pennsylvania Department of Transportation. By Barry E. Scheetz. July 28, 2014.

LTI 2015-02
Establishing Crash Modification Factors and Their Use. For Pennsylvania Department of Transportation. By Vikash V. Gayah and Eric T. Donnell. August 25, 2014. LINK

LTI 2015-04
Rumble Strips Installation on Thin Pavement Overlays. For Pennsylvania Department of Transportation. By Eric T. Donnell, Mansour Solaimanian, Shelley M. Stoffels, and Philip N. Kulis. September 3, 2014. LINK

LTI 2015-05
Estimating the Residual Axial Load Capacity of Flexure-dominated Reinforced Concrete Bridge Columns. For US Department of Transportation, Research & Innovative Technology Administration. By Gordon Warn and Mehmet Unal. August 11, 2014. LINK

LTI 2015-06
Computational and Data-Enabled Analysis for Sustainable Transportation Systems. For US Department of Transportation, Research & Innovative Technology Admininstration. By Tao Yao and Terry Friesz. October 30, 2014. PDF

LTI 2015-07
LVAR Limestone Boulder with Two Grouted Micro-piles Tested at 30 mph. For Department of State. By Lynsey Reese and Tong Qiu. September 2, 2014.

LTI 2015-08
LVAR American Black Granite Boulder with Five Grouted and Plated Anchor Rods, Tested at 30 mph. For Department of State. By Lynsey Reese and Tong Qiu. July 27, 2014.

LTI 2015-09
Safety Performance Functions. For Pennsylvania Department of Transportation. By Eric T. Donnell, Vikash V. Gayah, and Paul P. Jovanis. October 8, 2014. PDF

LTI 2015-10
SVAR One-post Welded Lamppost in Shallow Foundation with No Features, Tested at 50 mph. For Department of State. By Keith Doyle and Tong Qiu. July 8, 2014.

LTI 2015-11
Assessment of Interstate Safety Investment Priorities in Washington State. For Pennsylvania Department of Transportation. By Venky Shankar, Minho Park, Junseok Oh, Sudhakar Sathyanarayanan, and Vikas Sharma. December 1, 2014. PDF

LTI 2015-12
Evaluation of Hydraulic Plate Compactor. For Pennsylvania Department of Transportation. By Tong Qiu, Ming Xiao, and Chaoyi Wang.  December 26, 2014. LINK

LTI 2015-13
SVAR One-post Welded in Shallow Foundation with No Features, Tested at 50 mph. For Department of State. By Sam Hoskins and Tong Qiu. December 23, 2014.

LTI 2015-14
Map-based Lane Detection and Driver Assist - A Final Project Report to Volvo Commercial Trucking. For Volvo Group and US Department of Transportation, Research & Innovative Technology Administration. By Alexander Brown, Bobby Leary, David Corbin, and Sean Brennan. August 15, 2014. PDF

LTI 2015-15
Potential Use and Applications for Reclaimed Millings: Report of Findings and Recommendations for Other Applications for Reclaimed Millings. For Pennsylvania Department of Transportation. By Shelley Stoffels, Mansour Solaimanian, and Saman Barzegari. June 11, 2015. PDF

LTI 2015-16
The Legibility of the Clearview Typeface System compared to Standard Highway Alphabets on Negative- and Positive-Contrast Signs. For Maryland Department of Transportation, Michigan Department of Transportation, and US Department of Transportation, Research & Innovative Technology Administration. By Philip M. Garvey, M. Jennifer Klena, Wei-Yin Eie, Donald Meeker, and Martin T. Pietrucha. February 1, 2015. PDF

LTI 2015-18
Nondestructive Evaluation of High RAP and High RAP/RAS Content Mixtures through Resonant Column Testing. For US Department of Transportation, Research & Innovative Technology Administration. By Pezhouhan Tavassoti Kheiry, Mansour Solaimanian and Tong Qiu. February 1, 2015.

2014

LTI 2014-01
SHRP2 Naturalistic Driving Study Phase I Summary – State College, PA Data Collection Site. For Research & Innovative Technology Administration, US Department of Transportation. By Janet L. Fraser and Paul P. Jovanis. August 16, 2013. PDF

LTI 2014-03
Evaluation and Update of Section MS-0450-0030, Trenchless Pipe Rehabilitation (TPR). For Pennsylvania Department of Transportation. By Shervin Jahangirnejad and Dennis Morian. October 31, 2013.

LTI 2014-04 / 06
Advanced Low-Floor Vehicle (ALFV) Specification Research. For Mineta National Transit Research Consortium. By Suresh Iyer, Partha Mishra, David Klinikowski, Boyd Thompson, Myra Strange, Wanda Boggs and Carl Thornblad. August 2015. LINK

LTI 2014-07
Low Volume Roads: Thermoplastic Manhole Protection Rings Specification Review. For Pennsylvania Department of Transportation. By Philip M. Garvey. January 31, 2014.

LTI 2014-09
Nondestructive Evaluation of Warm Mix Asphalt through Resonant Column Testing. For Research & Innovative Technology Administration, US Department of Transportation. By Pezhouhan Tavassoti Kheiry, Mansour Solaimanian, and Tong Qiu. February 14, 2014. PDF

LTI 2014-10
Full-scale Crash Test of 120-ft RSS-F501C-000 Beam Fence. For Ross Security Systems. By Zoltan Rado, Robin Tallon and Sam Hoskins. March 7, 2014.

LTI 2014-11
Optimal Bridge Retrofit Strategy to Enhance Disaster Resilience of Highway Transportation Systems. For Research & Innovative Technology Administration, US Department of Transportation. By Swagata Banerjee, Sandhya Chandrasekaran and Ashok Venkittaraman. July 8, 2014. PDF

LTI 2014-12
Modeling the Dynamics of Driver’s Dilemma Zone Perception Using Machine Learning Methods for Safer Intersection Control. LINK

LTI 2014-15
How Can We Maximize Efficiency and Increase Person Occupancy at Overcrowded Park and Rides? For Washington State Department of Transportation. By Vikash V. Gayah, Krae Stieffenhofer and Venky Shankar. June 16, 2014. PDF

LTI 2014-16
SVAR Five-post Welded Bus Stop in Shallow Foundation with No Features, Tested at 50 mph. For Department of State. By Keith Doyle, Edward V. O’Hare, Tong Qiu and Sean Brennan. May 13, 2014.

LTI 2014-17
M50 Testing of RSS-F501D Tube Beam Fence (30-ft Sections). For Ross Technology Corporation. By Robin Tallon and David Klinikowski. June 23, 2014.

LTI 2014-18
LVAR: American Black Granite Boulder Affixed to  Minimum Concrete Foundation with Anchor Rods, Tested at 30 mph. For Department of State. By Keith Doyle, Robin Tallon and Tong Qiu. February 10, 2014.

2013

LTI 2013-01
Review and Evaluation of MS-0430-0020 PVC Storm Sewer Drain Basin. For Pennsylvania Department of Transportation. By Shelley M. Stoffels. August 1, 2012.

LTI 2013-02
Low Volume Roads: Sign Post Reflective Panels Specification Review. For Pennsylvania Department of Transportation. By Philip M. Garvey. September 4, 2012.

LTI 2013-03
Review and Evaluation of MS-0360-0019, Bituminous Fiber Reinforced Stress Absorbing Membrane Interlayer (SAMI). For Pennsylvania Department of Transportation. By Mansour Solaimanian. December 10, 2012.

LTI 2013-04
Feasibility Study for Liquefied Natural Gas Utilization for Commercial Vehicles on the Pennsylvania Turnpike. For Pennsylvania Turnpike Commission. By James R. Myers, Gregory S. Ruberto, Robert A. Paccella, Jose A. Ventura, Andre L. Boehman, R. J. Briggs, Paul A. Stager, Martin T. Pietrucha, Steve Bloser, and Joel R. Anstrom. Revised edition Feb. 22, 2013. PDF

LTI 2013-05
Geosynthetically Reinforced Soil-Integrated Bridge Systems (GRSIBS) Specification Development for PennDOT Publication 447. For Pennsylvania Department of Transportation. By Steve Bloser, David Shearer, Ken Corradini and Barry Scheetz. March 6, 2013. PDF

LTI 2013-06
Longitudinal Cracking in Concrete at Bridge Deck Dams on Structural Rehabilitation Projects. For Pennsylvania Department of Transportation. By Farshad Rajabipour, Jared Wright, Jeff Laman, Aleksandra Radlinska, Dennis Morian, Shervin Jahangirnejad and Chris Cartwright. October 31, 2012. PDF

LTI 2013-07
Driving Surface Aggregate (DSA). For Pennsylvania Department of Transportation. By Dennis A. Morian and Guangming (William) Wang. January 9, 2013.

LTI 2013-08
Evaluating Resistance of Hot Mix Asphalt to Reflective Cracking Using Geocomposites. For the Mid-Atlantic Universities Transportation Center. By Mansour Solaimanian, Scott Milander and Marcelo Medeiros. January 28, 2013. PDF

LTI 2013-09
The Development of Optimal On-premise Electronic Message Center (EMC) Lighting Levels and Sign Lighting Measurement Techniques. For United States Sign Council Foundation, Inc. and Mid-Atlantic Universities Transportation Center. By Philip M. Garvey. February 20, 2013. PDF

LTI 2013-10
Low Volume Roads: Patterned/Textured Crosswalks Specification Review. For Pennsylvania Department of Transportation. By Philip M. Garvey. February 28, 2013.

LTI 2013-11
Ford Interceptor Airbag Deployment Data Analysis. For Pennsylvania State Police. By Zoltan Rado and Robin Tallon. March 29, 2013.

LTI 2013-12
Infrastructure Management – Project A: Developing a Framework for Prioritizing Infrastructure Improvements on Critical Freight Corridors; Project B: Developing a Market-based Framework for Freight Infrastructure Management. For US Department of Transportation. By Jeremy L. Schroeder, Michael Demetsky, Terry Friesz and Tao Yao. December 21, 2012. PDF

LTI 2013-13
The Impact of Marcellus Gas Development on the Rural Transportation Infrastructure. For the Penn State Marcellus Center for Outreach and Research. By Barry E. Scheetz, Daniel G. Linzell, Timothy M. Murtha, Eric T. Donnell, Paul P. Jovanis, and Martin T. Pietrucha. July 31, 2013. PDF

LTI 2013-14
Low Volume Roads: Patterned Thermoplastic Crosswalks Specification Review. For Pennsylvania Department of Transportation. By Philip M. Garvey. June 18, 2013.

LTI 2013-15
A Stochastic Approach to Online Vehicle State and Parameter Estimation, with Application to Inertia Estimation for Rollover Prevention and Battery Charge/Health Estimation. For Research & Innovative Technology Administration, US Department of Transportation. By Hosam K. Fathy, Corina Sandu, and Avinash Unnikrishnan. August 31, 2013.

LTI 2013-16
Maintenance Executive Development Program (MEDP) Innovation Day. For Pennsylvania Department of Transportation. By Thomas J. Skibinski. September 30, 2013. PDF

LTI 2013-17
M30 LVAR American Black Minimum Mass Boulder Weighing 9770 kg. For Department of State. By Lynsey Reese, Daniel G. Linzell, Zoltan Rado and Tong Qiu. August 21, 2012.

LTI 2013-18
SVAR Two-Post Welded Sign in Shallow Foundation with Box Frame Features, Tested at 50 mph. By Edward V. O’Hare, Daniel G. Linzell and Zoltan Rado. September 20, 2012.

LTI 2013-19
LVAR American Black Boulder Embedded in AASHTO Engineered Soil with a Minimum Weight of 7150 kg, Tested at 30 mph. For Department of State. By Lynsey Reese, Daniel G. Linzell, Zoltan Rado and Tong Qiu. January 8, 2013.

LTI 2013-20
LVAR American Black Boulder Embedded in Sand-Cement Engineered Soil with a Minimum Weight of 7150 kg, Tested at 30 mph. For Department of State. By Lynsey Reese, Daniel G. Linzell, Zoltan Rado and Tong Qiu. January 8, 2013

LTI 2013-21
Three American Black Boulders Weighing 3675 kg with 0.30 m Minimum Concrete Foundation. For Department of State. By Lynsey Reese, Daniel G. Linzell, Zoltan Rado and Tong Qiu. February 27, 2013.

LTI 2013-22
SVAR,Five-Post Integrated Bus Stop in Shallow Foundation with Parisian Features, Tested at 50 mph. For Department of State. By Edward V. O’Hare, Daniel G. Linzell and Zoltan Rado. March 18, 2013.

2012

LTI 2012-01
Crash Testing of Conti Enterprises, Inc. HS-1 Half Shaped NJ Barrier in Accordance with MASH-2009. For Conti Enterprises, Inc. By Robin Tallon and Zoltan Rado. September 26, 2011. Must have permission of Conti Enterprises, Inc. to distribute.

LTI 2012-02
Development of Guidelines for Usage of High Percent RAP in Warm-Mix Asphalt Pavements. For Pennsylvania Department of Transportation. By Mansour Solaimanian, Scott Milander, Ilker Boz, and Shelley Stoffels. December 15, 2011. PDF

LTI 2012-03
Utilizing Coal Fly Ash and Recycled Glass in Developing Green Concrete Materials. For U.S. Department of Transportation. By Farshad Rajabipour, Seyed (Afshin) Shafaatian, and Jared Wright. June 1, 2012. PDF 

LTI 2012-04
Large Scale Evacuation Transportation Systems: Robust Models and Real Time Operations. For U.S. Department of Transportation. By Tao Yao. August 1, 2012. PDF

LTI 2012-05
Concrete Beam Testing. For Carlyle Consulting. By Mohammad Sharafbayani, Daniel G. Linzell, and Daniel F. Fura. June 29, 2012.

LTI 2012-06
M30 LVAR Cabled Boulders. For Department of State. By Lynsey Reese, Daniel G. Linzell, and Zoltan Rado. January 18, 2012.

LTI 2012-07
SVAR Five-Post Integrated Bus Stop in Shallow Foundation with Modern Features, Tested at 50 mph. For Department of State. By Edward V. O’Hare, Daniel G. Linzell, and Zoltan Rado. May 16, 2012.

LTI 2012-08
LVAR Single Boulder. For Department of State. By Lynsey Reese, Daniel G. Linzell, and Zoltan Rado. January 16, 2012.

LTI 2012-09
M30 LVAR Single Boulder (RWG-01) Crash Test. For Department of State. By Mark P. Keske, Daniel G. Linzell, and Zoltan Rado. January 16, 2012.

LTI 2012-10
M50 LVAR Boulder Crash Test. For Department of State. By Mark P. Keske, Daniel G. Linzell, and Zoltan Rado. January 16, 2012.

LTI 2012-11
M30 LVAR Single Boulder (RWG-02) Crash Test. For Department of State. By Lynsey Reese, Daniel G. Linzell, and Zoltan Rado. January 9, 2012.

LTI 2012-12
M30 Three Boulder-Engineered Foundation Crash Test. For Department of State. By Kendra Jones, Daniel G. Linzell, and Zoltan Rado. January 17, 2012.

LTI 2012-13
M30 LVAR Single Boulder on Grade Crash Test. For Department of State. By Lynsey Reese, Daniel G. Linzell, and Zoltan Rado. April 23, 2012.

2011

LTI 2011-01
Advanced Vehicle Technology and Workforce Development through International Engineering Competition. For the Pennsylvania Department of Environmental Protection. By Daniel C. Haworth. July 27, 2010.

LTI 2011-04
Pennsylvania Safe Routes to School Program. For Pennsylvania Department of Transportation. By Farah Kauffmann, Jody McCullough, and Donna Kephart. October 21, 2010. PDF

LTI 2011-05
Correlation of Laboratory-Compacted and Field-Compacted Hot-Mix Asphalt Permeability. By Mansour Solaimanian. September 15, 2010. LINK

LTI 2011-06
Determination of Structural Benefits of PennDOT-Approved Geogrids in Pavement Design. For Pennsylvania Department of Transportation. By Angelica M. Palomino, Xiaochao Tang, and Shelley M. Stoffels. December 31, 2010. LINK

LTI 2011-07
Heavy Window Assembly Static Load Pressure Testing. For Applied Research Associates, Inc. By Daniel G. Linzell, Daniel F. Fura, and Todd J. Rasey. November 5, 2010.

LTI 2011-08
Condition and Performance Rating Procedure for Prioritization of Sewer Pipe Rehabilitation. For Pittsburgh Water and Sewer Authority. By Mark C. Wang (Penn State); Sunil K. Sinha, Richard Thomasson, and Thiti Angkasuwansiri (Virginia Tech). November 1, 2010.

LTI 2011-09
Sediment Production from Unpaved Oil Well Access Roads in the Allegheny National Forest. For U.S. Department of Energy, National Energy Technology Laboratory, through URS Corporation. By Barry E. Scheetz and Steven M. Bloser. December 31, 2010. PDF

LTI 2011-10
Evaluation of the Use of Registration Stickers. For Pennsylvania Department of Transportation. By Philip M. Garvey, N. Edward Coulson, Aidin Rezaei Sarabi, and Martin T. Pietrucha. April 18, 2011. PDF

LTI 2011-11
Hours of Service and Driver Fatigue: Driver Characteristics Research. Pennsylvania Department of Transportation. By Chen Chen, Kun-Feng Wu, and Paul P. Jovanis. March 31, 2011. PDF

LTI 2011-12
S4 90º Crash Test. For Department of State. By Edward V. O’Hare, Daniel G. Linzell, and Zoltan Rado. April 6, 2011.

LTI 2011-13
LVAR Single Boulder Crash Test. For Department of State. By Alex A. Brown, Daniel G. Linzell, and Zoltan Rado. January 17, 2012.

LTI 2011-14
S4 30º Crash Test. For Department of State. By Edward V. O’Hare, Daniel G. Linzell, and Zoltan Rado. April 6, 2011.

LTI 2011-15
M30 Wedge Boulder (ABG-02) Crash Test. For Department of State. By Alex A. Brown, Daniel G. Linzell, Zoltan Rado, and Tong Qiu. March 17, 2011.

LTI 2011-16
Guidelines for the Selection and Construction of Anti-Ram Street Furniture and Boulder Systems. For Department of State. By Daniel G. Linzell, Zoltan Rado, and Tong Qiu. Date TBD.

LTI 2011-17
Dynamic, Stochastic Models for Congestion Pricing and Congestion Securities. For U.S. Department of Transportation. By Terry L. Friesz and Tao Yao. December 31, 2010. PDF

LTI 2011-18
Coaming Tests. For Concurrent Technologies Corporation. By Daniel G. Linzell and Daniel F. Fura. July 8, 2011.

LTI 2011-19
Static Load Pressure Tests. For Concurrent Technologies Corporation. By Daniel G. Linzell and Daniel F. Fura. July 8, 2011.

LTI 2011-20
NECEPT Highway Maintenance Certification Courses: Summary Report for 2011 Courses. For Pennsylvania Department of Transportation. By Mansour Solaimanian. August 9, 2011.

LTI 2011-21
Boulder-Engineered Foundation Crash Test. For Department of State. By Sam Hoskins, Lynsey Reese, Daniel G. Linzell, and Zoltan Rado. October 4, 2011.

LTI 2011-22
M30 Boulder Field Array Crash Test. For Department of State. By Sam Hoskins, Lynsey Reese, Daniel G. Linzell, Zoltan Rado, and Tong Qiu. October 5, 2011.

2010

LTI 2010-18
Guidelines for Analyzing Curved and Skewed Bridges and Designing Them for Construction. For Pennsylvania Department of Transportation. By Daniel Linzell, Abner Chen, Mohammad Sharafbayani, Junwon Seo, Deanna Nevling, Tanit Jaissa-Ard and Omar Ashour. August 15, 2010. PDF

LTI 2010-01
Study of Bead Gun Angle when Applying Glass Beads to Waterborne Paint. For Pennsylvania Department of Transportation and Mid-Atlantic Universities Transportation Center. By Eric T. Donnell, Zoltan Rado, Barry E. Scheetz, Philip M. Garvey and Ghassan Chehab. October 8, 2009.

LTI 2010-02
Technology Evaluation of Characterization of the Air Void System in Concrete. For Pennsylvania Department of Transportation. By Maria Lopez de Murphy, Cliff Lissenden, Chao Xiao and Sheng Li. September 17, 2009.

LTI 2010-04
Crash Testing of Nasatka Barriers Inc. Model 6 Bollards (4 Bank) in Accordance with U.S. Department of State Diplomatic Security SD-STD-02.01 Revision A, Level K12. For Nasatka Barriers Inc. By Zoltan Rado and Robin Tallon. October 2, 2009.

LTI 2010-05
Analysis of Existing Data: Prospective Views on Methodological Paradigms. For Federal Highway Administration. By Paul P. Jovanis, Venky Shankar, Jonathan Aguero-Valverde, Kun-Feng Wu and Adam Greenstein. June 2010.

LTI 2010-06
Condition Assessment of Short-line Railroad Bridges in Pennsylvania. For Pennsylvania Department of Transportation. By Jeffrey A. Laman and Robert C. Guyer. December 2, 2009.

LTI 2010-07
Evaluating Performance of Limestone Prone to Polishing. For Pennsylvania Department of Transportation and Mid-Atlantic Universities Transportation Center. By Zoltan Rado. December 31, 2009.

LTI 2010-08
Environmentally Sensitive Maintenance on Agricultural Roads to Reduce Nutrient and Sediment Pollution in the Kishacoquillas Watershed. For U.S. Department of Agriculture. By Barry E. Scheetz and Steven M. Bloser. December 31, 2009.

LTI 2010-09
Study of Bead Gun Angle when Applying Glass Beads to Waterborne Paint. For Pennsylvania Department of Transportation. By Eric T. Donnell, Vishesh Karwa and Lekshmi Sasidharan. August 14, 2009.

LTI  2010-10
Correlation of Laboratory-Compacted and Field-Compacted Hot-Mix Asphalt Permeability. For Pennsylvania Department of Transportation. By Mansour Solaimanian and Alireza Raisi. April 2009.

LTI  2010-11
Determination of Structural Benefits of PENNDOT-Approved Geogrids in Pavement Design. For Pennsylvania Department of Transportation. By Angelica M. Palomino, Shelley M. Stoffels and Xiaochao Tang. January 29, 2010.

LTI 2010-12
Roadside Vegetation Management Research – 2010 Report. For Pennsylvania Department of Transportation. By Jon M. Johnson, Kirsten L. Lloyd, James C. Sellmer and Arthur E. Gover. May 26, 2010.

LTI 2010-13
Side-By-Side (Four Unit) Archer Barrier Crash Test In Accordance with ASTM F2656-07. For Meridian Rapid Defense Group LLC. By Zoltan Rado and Robin Tallon. April 30, 2010.

LTI 2010-15
Airbag Deployment Analysis. For Pennsylvania State Police. By Zoltan Rado. March 10, 2010.

LTI 2010-16
Determining More Effective Approaches for Grouting Shear Keys of Adjacent Box Beams. For Pennsylvania Department of Transportation. By Maria Lopez de Murphy, Jubum Kim, Zi Sang and Chao Xiao. May 31, 2010.

LTI 2010-18
Guidelines for Analyzing Curved and Skewed Bridges and Designing Them for Construction. For Pennsylvania Department of Transportation. By Daniel Linzell, Abner Chen, Mohammad Sharafbayani, Junwon Seo, Deanna Nevling, Tanit Jaissa-Ard and Omar Ashour. June 30, 2010.

2009

LTI 2009-01
Hybrid Electric Vehicle Conversion for Challenge X Competition. For Pennsylvania Department of Environmental Protection. By Daniel C. Haworth. July 31, 2008.

LTI 2009-02
Sinkhole Void Grout Treatment. For Pennsylvania Department of Transportation. By Andrea J. Schokker, Jeffrey A. Laman and Ashutosh Srivistava. October 10, 2008.

LTI 2009-03
Field-Focused Superpave Validation. For Pennsylvania Department of Transportation and Mid-Atlantic Universities Transportation Center. By Mansour Solaimanian and Scott M. Milander. August 2008.

LTI 2009-04
Bridge Deck Patching Materials. For Pennsylvania Department of Transportation. By Nicholas M. Cervo and Andrea J. Schokker. June 2008.

LTI 2009-05
Monitoring of Integral Abutment Bridges and Design Criteria Development. For Pennsylvania Department of Transportation. By Jeffrey A. Laman and Woo Seok Kim. June 15, 2009.

LTI 2009-06
Twenty Year Strategic Facility Infrastructure Roadmap for Pennsylvania Department of Transportation Driver Licensing Centers, Volume I: Executive Summary, Volume II:  Technical Report. For Pennsylvania Department of Transportation. By Martin T. Pietrucha, Evelyn A. Thomchick, Douglas J. Thomas, Yaru Liu, and Michael Hostetler. January 31, 2009.

LTI 2009-10
Controlling Debris at Pennsylvania Bridges. For Pennsylvania Department of Transportation. By Scott A. Sheeder and Peggy A. Johnson. October 2008.

LTI 2009-11
Statewide Crash Analysis and Forecasting
Pennsylvania Department of Transportation and The Mid-Atlantic Universities Transportation Center. By Paul P. Jovanis, Jonathan Aguero and Kun-Feng Wu. November 20, 2008

LTI 2009-12
Development of Guidelines to Minimize Moisture Damage with PennDOT District 1 Local Aggregates in HMA. For Pennsylvania Department of Transportation and Mid-Atlantic Universities Transportation Center. By Mansour Solaimanian, Chieh-Tang Chang, Ghassan Chehab and Scott Milander. March 31, 2009.

LTI 2009-13
The Effects of Internally Illuminated On-Premise Sign Brightness on Nighttime Sign Visibility and Traffic Safety. For United States Sign Council. By Philip M. Garvey, Martin T. Pietrucha and Ivette Cruzado. December 2008.

LTI 2009-14
Evaluation of Bond Performance of FastTack® Emulsion for Tack Coast Applications. For Pennsylvania Department of Transportation. By Ghassan Chehab, Marcelo Medeiros and Mansour Solaimanian. December 2008.

LTI 2009-16
SuperPave In-Situ Stress/Strain Investigation, Phase II, Volume II: Summary Report. For Pennsylvania Department of Transportation. By Mansour Solaimanian, Laxmikanth Premkumar, Hao Yin, Ghassan Chehab and Shelley M. Stoffels. May 2009.

LTI 2009-17
SuperPave In-Situ Stress/Strain Investigation, Phase II, Volume II:  Materials Characterization. For Pennsylvania Department of Transportation. By Mansour Solaimanian, Laxmikanth Premkumar, Hao Yin, Ghassan Chehab and Shelley Stoffels. May 2009.

LTI 2009-18
SuperPave In-Situ Stress/Strain Investigation, Phase II, Volume III:  Field Data Collection and Summary. For Pennsylvania Department of Transportation. By Mansour Solaimanian, Shelley M. Stoffels, Hao Yin, Abraham Bae and Suri Sadasivam. May 2009.

LTI 2009-19
SuperPave In-Situ Stress/Strain Investigation, Phase II, Volume IV:  Mechanistic Analysis and Implementation. For Pennsylvania Department of Transportation. By Shelley M. Stoffels, Mansour Solaimanian and Hao Yin. May 2009.

LTI 2009-20
Prestressed Pavement Rehabilitation. For Pennsylvania Department of Transportation. By Shelley M. Stoffels, Andrea J. Schokker, Hao Yin, Vishal Singh, Lin Yeh and Mario Lopez de Murphy. June 23, 2009.

LTI 2009-21
Evaluation of Striped Vertical Panels in Temporary Traffic Control Zones. For Pennsylvania Department of Transportation. By Philip M. Garvey, Martin T. Pietrucha and Stephen J. Damin. April 15, 2009.

LTI 2009-22
Internal vs. External On-Premise Sign Lighting:  Visibility and Safety in the Real World. For United States Sign Council. By Philip M. Garvey, Martin T. Pietrucha, Steven J. Damin and Damian Deptuch. February 2009.

LTI 2009-23
Roadside Vegetation Management Research – 2009 Report. For Pennsylvania Department of Transportation. By Jon M. Johnson, Kirsten L. Lloyd, Arthur E. Gover and James C. Sellmer. March 27, 2009.

LTI 2009-24
Retroreflectivity Database Study. For Pennsylvania Department of Transportation. By Eric T. Donnell, Vishesh Karwa and Lekshmi Sasidharan. July 16, 2009.

2008

PTI 2008-01
Retroreflectivity Database Study. For Pennsylvania Department of Transportation. By Eric T. Donnell, Ph.D., P.E., and Sudhakar Sathyanarayanan. July 9, 2007.

PTI 2008-02
Subsurface Utility Engineering Manual. For Pennsylvania Department of Transportation and U.S. Department of Transportation, Federal Highway Administration. By Sunil K. Sinha, H. Randolph Thomas, Mian C. Wang, and Yeun Jae Jung. August 20, 2007.

PTI 2008-03
Penn State LASCOR Pressure and Patch Tests. For Naval Surface Warfare Center Carderock Division, and Concurrent Technologies Corporation. By Daniel G. Linzell, Daniel F. Fura, and Deanna L. Nevling. November 2007.

PTI 2008-04
Portable Sign Crash Test. For Pennsylvania Department of Transportation. By Daniel G. Linzell, and Zoltán Radó.December 2007.

PTI 2008-05
Interstate Farm Vehicle Policy Comparison Study. For Pennsylvania Department of Transportation. By Diana Mitkova Miller, Dale Page and Leslie MacRae. April 7, 2008.

PTI 2008-06
Inspection of the Lightweight Precast Concrete Panels in the Woodrow Wilson Memorial Bridge Deck Replacement Project of 1982. For Virginia Transportation Research Council. By Susan E. Bowers, Carin L. Roberts-Wollmann, Tommy Cousins and Andrea J. Schokker. June 2007.

PTI 2008-08
Pavement Markings State-of-the-Practice Study. For Pennsylvania Department of Transportation. By Philip M. Garvey, Stephen J. Damin and Martin T. Pietrucha. February 29, 2008.

PTI 2008-09
Roadside Vegetation Management Research – 2008 Report. For Pennsylvania Department of Transportation. By Art Gover, Jon Johnson, Kirsten Lloyd and Jim Sellmer. April 7, 2008.

PTI 2008-10
Brake Testing of the NMSB Model XVI Trailer in Accordance With Test Instruction No MS 01/07. For Apex Fabrication and Design, Inc. By Zoltan Rado and Robin Tallon. August 15, 2007.

PTI 2008-11
Validation of Modulus Backcalculation Methods Using 3-D Finite Element Analysis. For Virginia Transportation Research Council. By Ghassan Chehab, Laxmikanth Premkumar and Brian Wolfgang. March 2008.

PTI 2008-12
Effectiveness of Speed Minders in Reducing Driving Speeds on Rural Highways in Pennsylvania. For Pennsylvania Department of Transportation. By Eric. T. Donnell and Ivette Cruzado. June 2008.

PTI 2008-13
Bridge Deck Patching Materials. For Pennsylvania Department of Transportation. By Nicholas M. Cervo and Andrea J. Schokker. June 2008.

PTI 2008-15
Guidelines For Analyzing Curved and Skewed Bridges and Designing Them for Construction:  Updated Literature Search Report. For Pennsylvania Department of Transportation. By Daniel G. Linzell, Junwon Seo and Andrew Coughlin. December 15, 2008.

PTI 2008-16
Guidelines For Analyzing Curved and Skewed Bridges and Designing Them for Construction:  Numerical Modeling Report. For Pennsylvania Department of Transportation. By Daniel G. Linzell, Deanna Nevling and Junwon Seo. September 9, 2009.

2007

PTI 2007-01
CO2-Resistant Cement. For Halliburton Energy Services, Inc. By Della M. Roy and Barry E. Scheetz. May 31, 2006.

PTI 2007-02
Superpave In-Situ/Stress Strain Investigation: Final Report. For Pennsylvania Department of Transportation. By Mansour Solaimanian, Shelley M. Stoffels, Darin A. Hunter, Dennis A. Morian and Suriyanarayanan Sadavisam. June 13, 2006.

PTI 2007-03
Lab Evaluation & Specification Development for Geogrids for Highway Engineering Applications, Task A Report: Literature Search and Synthesis of Existing Uses, Specifications and Test Methods. For Pennsylvania Department of Transportation. By Ghassan R. Chehab and Angelica M. Palomino. August 21, 2006.

PTI 2007-04
Operational Effects of Wide Edge Lines Applied to Horizontal Curves on Two-Lane Rural Highways. 
For Pennsylvania Department of Transportation. By Eric T. Donnell, Mason D. Gemar, and Ivette Cruzado. November 2, 2006.

PTI 2007-05
Prediction of Movement and Stresses in Curved and Skewed Bridges. For Pennsylvania Department of Transportation. By Daniel G. Linzell, Venkata Pavan Nadakuditi, and Deanna L. Nevling. November 30, 2006.

PTI 2007-07
Advanced Road Safety and Weather Warning System (ARSAWWS). For Pennsylvania Department of Transportation. By Jonathan Aguero-Valverde, Paul P. Jovanis and Paul G. Knight. October 9, 2006.

PTI 2007-08
Crash Testing of NMSB XII Crash Beam in Accordance with U.S. Department of State Diplomatic Security SD-STD-02.01 Revision A, Level K12. For Nasatka Barriers Inc. By Zoltan Rado and Robin Tallon. September 28, 2006.

PTI 2007-09
Superpave In-Situ/Stress Strain Investigation: Preliminary Findings Report. For Pennsylvania Department of Transportation. By Mansour Solaimanian, Shelley M. Stoffels, Ali Soltani, Dennis A. Morian, Kenneth Yee and Yanqing Zhao. June 23, 2004.

PTI 2007-10
Superpave In-Situ/Stress Strain Investigation: Seasonal Variations Report. For Pennsylvania Department of Transportation. By Shelley M. Stoffels, Mansour Solaimanian and Dennis A. Morian. June 2006.

PTI 2007-11
Superpave In-Situ/Stress Strain Investigation: Pavement Condition Report. For Pennsylvania Department of Transportation. By Shelley M. Stoffels and Mansour Solaimanian. May 2006.

PTI 2007-12
Superpave In-Situ/Stress Strain Investigation: Performance, Traffic, and Weather Data Collection and Reporting Manual. For Pennsylvania Department of Transportation. By Shelley M. Stoffels and Mansour Solaimanian. August 2003.

PTI 2007-20
Statewide High Performance Concrete Initiative: Supplement to PennDOT Grouting Specifications (Special Studies Report #4). For Pennsylvania Department of Transportation. By Andrea J. Schokker. December 4, 2006.

PTI 2007-21
Statewide High Performance Concrete Initiative: Summary Report for the Construction of S-23849, SR 6220 Section A10 (Interstate 99) Southbound Single-Span Bridge (Structure 106) in Centre County, Pa. For Pennsylvania Department of Transportation. By Paul J. Tikalsky, Barry E. Scheetz and David G. Tepke. November 2006.

PTI 2007-22
Statewide High Performance Concrete Initiative: Summary Report for the Construction of S-25105, Section A12 (Over I-79) Four-Span Bridge (Structure 15) in Allegheny County, Pa (District 11-0). For Pennsylvania Department of Transportation. By David G. Tepke, Barry E. Scheetz and Paul J. Tikalsky. October 9, 2006.

PTI 2007-23
Statewide High Performance Concrete Initiative: Summary Report for the Construction of S-23857, SR 6220 Section A10 (Interstate 99) Northbound Single-Span Bridge (Structure 100) in Centre County, Pa. For Pennsylvania Department of Transportation. By Paul J. Tikalsky, Barry E. Scheetz and David G. Tepke. October 2006.

PTI 2007-28
Statewide High Performance Concrete Initiative: Summary Report for the Construction of S-23859, SR 6220 Section A10 (Interstate 99) Southbound Single-Span Bridge (Structure 101) in Centre County, Pa. For Pennsylvania Department of Transportation. By Paul J. Tikalsky, Barry E. Scheetz and David G. Tepke. October 2006.

PTI 2007-29
Statewide High Performance Concrete Initiative: Summary Report for the Construction of S-23839, SR 6220 Section A10 (Interstate 99) Northbound Three-Span Bridge (Structure 102) in Centre County, Pa. For Pennsylvania Department of Transportation. By Paul J. Tikalsky, Barry E. Scheetz and David G. Tepke. October 2006.

PTI 2007-30
Statewide High Performance Concrete Initiative: Summary Report for the Construction of S-23840, SR 6220 Section A10 (Interstate 99) Southbound Three-Span Bridge (Structure 103) in Centre County, Pa. For Pennsylvania Department of Transportation. By Paul J. Tikalsky, Barry E. Scheetz and David G. Tepke. October 2006.

PTI 2007-31
Statewide High Performance Concrete Initiative: Hardened Air in Concrete Roadway Pavements and Structures. For Pennsylvania Department of Transportation. By Dhruv H. Desai, Paul J. Tikalsky and Barry E. Scheetz. January 29, 2007.

PTI 2007-32
Testing and Evaluation of Cayuga Beneficiated Fly Ash for Concrete. For Headwaters, Inc. By Dhruv H. Desai and Paul J. Tikalsky. November 2006.

PTI 2007-33
Crash Testing of Concrete Aviation Multi-Facility Barrier in Accordance with U.S. Department of State Diplomatic Security SD-STD-02.01 Revision A, Level K8. For DMJM Harris, Inc. By Zoltan Rado and Robin Tallon. November 29, 2006.

PTI 2007-34
2005 Yearly Master Report for the Construction of SR 6220 Section A10 (Interstate 99) Bridges in Centre County, Structures 100-103 (S-23857, S-23859, S-23839, S-23840). For Pennsylvania Department of Transportation. By Paul J. Tikalsky, Barry E. Scheetz and David G. Tepke. October 2006.

PTI 2007-35
2006 Yearly Master Report for the Construction of SR 6220 Section A10 (Interstate 99) Bridges in Centre County, Structures 105-110 (S-23848, S-23849, S-23850, S-23851, S-23852, S-23853). For Pennsylvania Department of Transportation. By Paul J. Tikalsky, Barry E. Scheetz and David G. Tepke. January 2007.

PTI 2007-36
Summary Report for the Construction of S-23848, SR 6220, Section A10 (Interstate 99) Northbound Single-Span Bridge (Structure 105) in Centre County, Pa. For Pennsylvania Department of Transportation. By Paul J. Tikalsky, Barry E. Scheetz and David G. Tepke. November 2006.

PTI 2007-37
Summary Report for the Construction of S-23850, SR 6220 Section A10 (Interstate 99) Northbound Single-Span Bridge (Structure 107) In Centre County, Pa. For Pennsylvania Department of Transportation. By Paul J. Tikalsky, Barry E. Scheetz and David G. Tepke. November 2006.

PTI 2007-39
Summary Report for the Construction of S-23851, Sr 6220 Section A10 (Interstate 99) Southbound Single-Span Bridge (Structure 108) in Centre County, Pa. For Pennsylvania Department of Transportation. By Paul J. Tikalsky, Barry E. Scheetz and David G. Tepke. December 2006.

PTI 2007-40
Summary Report for the Construction of S-23853, Sr 6220 Section A10 (Interstate 99) Southbound Two-Span Bridge (Structure 110) in Centre County, Pa. For Pennsylvania Department of Transportation. By Paul J. Tikalsky, Barry E. Scheetz and David G. Tepke. January 2007.

PTI 2007-41
Crash Testing of Concrete Aviation Multi-Facility Barrier in Accordance with U.S. Department of State Diplomatic Security SD-STD-02.01 Revision A, Level K12. For DMJM Harris, Inc. By Zoltan Rado and Robin Tallon. February 16, 2007.

PTI 2007-42
Evaluation Study of FastTack® Emulsion for Tack Coat Applications. For Whitaker Roads Corporation. By Ghassan R. Chehab, Carlos Palacios and Mansour Solaimanian. January 25, 2007.

PTI 2007-43
Lab Evaluation & Specification Development for Geogrids for Highway Engineering Applications, Tasks B & C Report: Development of Draft Test Method and Material Testing; Final Test Method(s) and Specification Development. For Pennsylvania Department of Transportation. By Ghassan R. Chehab and Angelica M. Palomino. February 9, 2007.

PTI 2007-44
Summary Report for the Construction of S-23852, SR 6220 Section A10 (Interstate 99) Northbound Four-Span Bridge (Structure 109) in Centre County, Pa. For Pennsylvania Department of Transportation. By David G. Tepke, Paul J. Tikalsky and Barry E. Scheetz. February 2007.

PTI 2007-45
HEV Drivetrain Conversion for Advanced Vehicle Technology Competition. For Pennsylvania Department of Environmental Protection. By Daniel C. Haworth. February 26, 2007.

PTI 2007-46
Crash Testing of Elkosta Security Systems Barrier Lift System in Accordance with U.S. Department of State Diplomatic Security SD-STD-02.01 Revision A, Level K12. For Elkosta Security Systems. By Zoltan Rado and Robin Tallon. February 23, 2007.

PTI 2007-47
Crash Testing of Elkosta Security Systems Two-Bollard Installation in Accordance with U.S. Department of State Diplomatic Security SD-STD-02.01 Revision A, Level K12. For Elkosta Security Systems. By Zoltan Rado and Robin Tallon. February 23, 2007.

PTI 2007-48
Accelerated Concrete Slab Rehabilitation: Summary of Literature Review and Interviews. For Pennsylvania Department of Transportation. By Shelley M. Stoffels, Dennis A. Morian, Michael Sgriccia and H. Randolph Thomas. February 2007.

PTI 2007-49
Improved Conditioning Procedure for Predicting the Moisture Susceptibility of HMA Pavements. For National Cooperative Highway Research Program. By Mansour Solaimanian, Ramon F. Bonaquist and Vivek Tandon. September 2006

PTI 2007-50
Summary of the Instrumentation Program for the A-10 Section of the I-99 High Performance Concrete Initiative (Special Studies Report #1). For Pennsylvania Department of Transportation. By David G. Tepke, Paul J. Tikalsky and Barry E. Scheetz. March 2007.

PTI 2007-51
Evaluation Study of Premark® Manhole Protection Rings. For Flint Trading, Inc. By Ghassan R. Chehab and Abraham Bae. March 7, 2007.

PTI 2007-52
Evaluation Study of FiberMat B® Interlayer System for Roadway Pavement Rehabilitation. For Midland Asphalt Materials, Inc. By Ghassan R. Chehab and Carlos Palacios. March 5, 2007.

PTI 2007-53
Preliminary Assessment of Acid-Producing Rock on Future PennDOT Construction. For Pennsylvania Department of Transportation. By Barry E. Scheetz and Chad J. Ellsworth. July 31, 2007.

PTI 2007-54
CUTC Membership Survey FY 2005/2006. For Council of University Transportation Centers, U.S. Department of Transportation. March 7, 2007.

PTI 2007-55
Hours of Service and Crash Risk. For ICF International. By Paul P. Jovanis and Ko-Yu Chen. April 30, 2007.

PTI 2007-56
Fuel Consumption and Nox Emission Tests Using Nox-Out Catalyst. For Mass Media Underwriters, Inc. By Suresh Iyer. May 14, 2007.

PTI 2007-57
Effectiveness of Speed Minders in Reducing Driving Speeds on Rural Highways in Pennsylvania: Literature Synthesis. For Pennsylvania Department of Transportation. Eric T. Donnell and Ivette Cruzado. May 24, 2007.

PTI 2007-58
Laboratory Evaluation & Specification Development for Geogrids for Highway Engineering Applications. For Pennsylvania Department of Transportation. By Ghassan R. Chehab, Angelica Palomino, and Xiaochao Tang. June 12, 2007.

PTI 2007-59
Crash Testing of Elkosta Security Systems Barrier Lift System in Accordance with U.S. Department of State Diplomatic Security SD-STD-02.01 Revision A, Level K12. For Elkosta Security Systems. By Zoltan Rado and Robin Tallon. June 21, 2007.

PTI 2007-60
Effectiveness of Speed Minders in Reducing Driving Speeds on Rural Highways in Pennsylvania: Data Collection and Analysis Plan. For Pennsylvania Department of Transportation. By Eric T. Donnell and Ivette Cruzado. June 26, 2007.

PTI 2007-61
Best Construction Practices for Concrete Bridge Decks. For Pennsylvania Department of Transportation. By David G. Tepke and Paul J. Tikalsky. July 1, 2007.

PTI 2007-62
Evaluation Study of FiberMat A® Surface Treatment for Low-Volume Roads. For Midland Asphalt Materials, Inc. By Ghassan R. Chehab and Carlos Palacios. May 26, 2007.

PTI 2007-63
Best Engineering Practices Guide for Bridge Deck Durability. For Pennsylvania Department of Transportation. By David G. Tepke and Paul J. Tikalsky. July 1, 2007.

PTI 2007-64
Statewide High Performance Concrete Initiative: Bridge Deck Cement Concrete in Accordance with Sections 1001, 110, and 108: High Performance Concrete – Concrete Bridge Deck (Special Studies Report #5). For Pennsylvania Department of Transportation. By David G. Tepke and Paul J. Tikalsky. October 22, 2007.

PTI 2007-65
Construction of SR 6220 Section A10 (Interstate 99) Bridges in Centre County: Structures 100-110 (s-23857, s-23859, s-23839, s-23840, s-23848, s-23849, s-23850, s-23851, s-23852, s-23853). For Pennsylvania Department of Transportation. By Paul J. Tikalsky, Barry E. Scheetz and David G. Tepke. March 2007.

2006

PTI 2006-02     
Skid Resistance Measurements and Analysis of Seal-Coat Applications. For
University of Nevada, Reno. By Zoltan Rado, Ph.D. and Robin Tallon.  October 12, 2005.

PTI 2006-03     
Crash Testing of Victor Stanley K4 Bollard Design in Accordance With U.S. Department of State Diplomatic Security SD-STD-02.01 Revision A, Level K4. For Victor Stanley, Inc. By Zoltan Rado, Ph.D. and Robin Tallon.  October 24, 2005.

PTI 2006-04     
Factors Affecting Motor Carrier Crash Risk. For Federal Motor Carrier Safety Administration. By Paul P. Jovanis, Ph.D., Sang-Woo Park, Ko-Yu Chen, Frank Gross and Aviroop Mukherjee. September 30, 2005.

PTI 2006-05     
Safety and Operational Effects of Pavement Markings, Task 1: Literature Review. For Pennsylvania Department of Transportation. By Eric T. Donnell, Ph.D., P.E., and Mason D. Gemar.  December 2, 2005.

PTI 2006-07     
Crash Testing of Permanent Arrestor in Accordance with U.S. Department of State Diplomatic Security SD-STD-02.01 Revision A, Level K12. PRO Barrier Engineering LLC. By Zoltan Rado, Ph.D. and Robin Tallon.  November 30, 2005.  CONFIDENTIAL

PTI 2006-08     
Dynamic Load Effects of Motorsport Vehicles, Phase I: Arena Slab on Grade. For Clear Channel Entertainment-Motor Sports. By Paul J. Tikalsky, Ph.D., P.E., FACI, and Daniel G. Linzell, Ph.D., P.E.  December 27, 2005.

PTI 2006-09     
Safety and Operational Effects of Pavement Markings, Task 2: Data Collection and Analysis Plan. For Pennsylvania Department of Transportation.  By Eric T. Donnell, Ph.D., P.E., Mason D. Gemar and Ivette Cruzado.  January 31, 2006.

PTI 2006-10     
Crash Testing of Elkosta Security Systems Model BLS 0.1 Barrier Lift System  in Accordance with U.S. Department of State Diplomatic Security SD-STD-02.01 Revision A, Level K4. For Elkosta Security Systems, Gunnebo Perimeter Protection. By Zoltan Rado, Ph.D. and Robin Tallon.  February 2, 2006.

PTI 2006-15     
Evaluation Study of ALGRIPTM Slip Resistant Flooring Products. For Ross Technologies Corporation. By Ghassan R. Chehab, Ph.D., Vishal Kale and Daniel G. Linzell, Ph.D., P.E.  January 31, 2006.

PTI 2006-16     
Preventive Maintenance on I-79. For Quality Engineering Solutions, Inc. By Ghassan R. Chehab, Ph.D. and Tanmay Kumar.  December 13, 2005.

PTI 2006-17     
An Investigation of the Endurance Limit of Hot-Mix Asphalt Concrete Using a New Uniaxial Fatigue Test Protocol. For Federal Highway Administration. By Ali Soltani, Mansour Solaimanian, Ph.D. and David A. Anderson, Ph.D.  May 31, 2006.

PTI 2006-18     
Corrosion Monitoring Best Practices Guide, High Performance Concrete Special Study No. 3. For Pennsylvania Department of Transportation. By Andrea J. Schokker, Ph.D. and Shaun Mason.  April 6, 2006.

PTI 2006-19     
Improving the Time Performance of Highway Construction Contracts. For National Cooperative Highway Research Program. By H. Randolph Thomas, Ph.D., P.E., Ralph D. Ellis, Ph.D. and Sunil K. Sinha, Ph.D.  December 31, 2006.

PTI 2006-20     
Great Lakes C4I Surveillance Center, Phase 1 Tests. For eBizITPA, The Center for eBusiness & Advanced IT. By Thomas L. Hemminger, Ph.D. and Robert A. Gray, Ph.D.  May 25, 2006.

PTI 2006-21     
Field Monitoring of Integral Abutment Bridges. For Pennsylvania Department of Transportation. By Jeffrey A. Laman, Ph.D., P.E., Kongsak Pugasap, and WooSeok Kim.  July 12, 2006.

PTI 2006-22     
Testing and Evaluation of Inoculated Concrete. For Innovative Engineering Technologies. By Dhruv Desai and Paul J. Tikalsky, Ph.D., P.E., FACI.  May 31, 2006.

PTI 2006-23     
Hardened Air in Concrete Roadway Pavements and Structures. For Pennsylvania Department of Transportation. By Dhruv Desai and Paul J. Tikalsky, Ph.D., P.E., FACI.  May 18, 2006.

PTI 2006-24     
Evaluation of the Potential of EMC Cement for Oil Field Applications. For Halliburton Energy Services. By Barry E. Scheetz, Ph.D. and Paul J. Tikalsky, Ph.D., P.E., FACI.  May 31, 2006.

PTI 2006-25     
Halliburton Oil Well Grout Accelerated Corrosion Testing. For Halliburton Energy Services. By Andrea J. Schokker, Ph.D., Jeffery S. Volz and Barry E. Scheetz, Ph.D.  May 25, 2006.

PTI 2006-27     
Summary of Evaluation of AAA Concrete Mixtures, High Performance Concrete Special Study No. 2. For Pennsylvania Department of Transportation. By Paul J. Tikalsky, Ph.D., P.E., FACI, and Samrudhdi Suresh.  December 1, 2005.

2005

PTI 2005-01     
Excess Foundry Sand Characterization and Experimental Investigation in Controlled Low-Strength Material and Hot-Mix Asphalt, for U.S. Department of Energy. By Paul J. Tikalsky, Hussain U. Bahia, An Deng and Thomas Snyder.  October 2004.

PTI 2005-02     
Interstate 99 Research, for Pennsylvania Department of Transportation. By Dennis R. Hiltunen, Peggy A. Johnson, Jeffrey A. Laman, Daniel G. Linzell, Arthur C. Miller, Sue L. Niezgoda, Andrew Scanlon, Andrea J. Schokker and Paul J. Tikalsky.  October 15, 2004.

PTI 2005-03     
Summary Report for the Construction of S-24718, SR 0081 Section 23 Northbound Single-Span Bridge (Structure 3-B) in Lebanon County, for Pennsylvania Department of Transportation. By Paul J. Tikalsky and David G. Tepke.  December 2004.

PTI 2005-04     
RSA/K&C Anti-Ram Foundation Bollard Pad ™ in Accordance with U.S. Department of State Diplomatic Security SD-STD-02.01, Revision A, for RSA Protective Technologies, LLC. By Zoltan Rado and Robin A. Tallon.  January 15, 2005.

PTI 2005-05     
Crash Testing of Twelve-Foot Mobile Barrier Model XV-2 in Accordance with U.S. Department of State Diplomatic Security SD-STD-02.01, Revision A Level K4. For Nasatka Barriers, Inc. By Zoltan Rado and Robin A. Tallon.  February 15, 2005.

PTI 2005-06-I   
A Review and Critique of the CORRIDORone Regional Rail Transit Project for South Central Pennsylvania, Volume I: Executive Summary, for Modern Transit Partnership. By Evelyn A. Thomchick, John C. Spychalski, Tae-Gyu Kim, N. Edward Coulson, Gary L. Gittings and Michael L. Patten.  March 2005.

PTI 2005-06-II     
A Review and Critique of the CORRIDORone Regional Rail Transit Project for South Central Pennsylvania, Volume II: Final Report, for Modern Transit Partnership. By Evelyn A. Thomchick, John C. Spychalski, Tae-Gyu Kim, N. Edward Coulson, Gary L. Gittings and Michael L. Patten. March 2005.

PTI 2005-07     
Capacity and Quality of Service of Interchange Ramp Terminals, for National Cooperative Highway Research Program. By Lily Elefteriadou (University of Florida), Clara Fang (University of Hartford), Roger P. Roess (Polytechnic University), Elena Prassas (Polytechnic University), Jiyoun Yeon (University of Florida), Xiao Cui (University of Florida), Alexandra Kondyli (University of Florida), Haiyuan Wang (Cornell University), and John M. Mason (The Pennsylvania State University).  March 2005.

PTI 2005-08     
Study Regarding Emergency Road Flare Effectiveness in Enhancing the “Safety Zone” for Orion Safety Products. By Miguel de la Riva, Philip M. Garvey, Martin T. Pietrucha, Ramy Ghebrial and Chandrashekar Ramaswamy.  May 3, 2005.

PTI 2005-09     
Susquehanna Valley Rural Health Partnership Transportation Study: Interviews of Transportation Providers. For Susquehanna Valley Rural Health Partnership. By Michael L. Patten.  June 30, 2005.

2004

PTI 2004-01     
Evaluation of the Pennsylvania Turnpike Advanced Traveler Information System (ATIS) Project, Phase III. By M. L. Patten, O. Pribyl, and K. G. Goulias.  July 2003.

PTI 2004-02     
Analysis of the Great Lakes/St. Lawrence River Navigation System’s Role in U.S. Ocean Container Trade. By E. A. Thomchick, G. L. Gittings, J. C. Spychalski, and C. Cassano.  August 2003.

PTI 2004-03     
Instrumentation for Complex Systems Failure Collaboratory. By A. Ray.  July 2003.

PTI 2004-04     
Beneficial Reuse of Nye Chromite Ore Sand in Construction Application.  By P. Sane, B. Scheetz, and P. J. Tikalsky.  August 2003.

PTI 2004-05     
Evaluation of Vestenamer Reactive Modified in Crumb Rubber Asphalt. By M. Solaimanian, D. Anderson, and D. Hunter.  September 2003.

PTI 2004-07     
Evaluation of Level of Analysis Methodologies for Horizontally Curved I-Girder Bridges Through Comparison with Measured Response of an In-service Structure. By D. G. Linzell, J. A. Laman, and D. L. Nevling.  September 2003.

PTI 2004-08     
Design and Construction of a Powerpark Power Module for a Hybrid Electric Vehicle. By Z. Rado, H. Hofmann, J. Anstrom, S. Pflumm, and B. Zile.  October 2003.

PTI 2004-09     
Waterway Structures in the Northern Tier. Interim Report, Phase I. By P. A. Johnson and A. C. Miller.  November 2003.

PTI 2004-10     
Ride Quality Thresholds from the Motorist’s Perspective. By T. H. Poister, P. M. Garvey, M. T. Pietrucha, R. S. Ghebrial, and C. L. Smith.  December 2003.

PTI 2004-11     
Relative Visibility of Internally and Externally Illuminated on Premise Signs. By P. M. Garvey, R. S. Ghebrial, M. De la Riva, and M. T. Pietrucha.  February 2004.

PTI 2004-12     
Crash Testing of Bosik Bar VBS Barrier in Accordance with U.S. Department of State Diplomatic Security SD-STD-02.01, Revision A. By Robin Tallon and Zoltan Rado.  March 2004

PTI 2004-13     
Crash Testing of Bosik Bar VBS Shallow Foundation Barrier in Accordance with U.S. Department of State Diplomatic Security SD-STD-02.01, Revision A. By Robin Tallon and Zoltan Rado.  March 2004.

PTI 2004-14
Crash Testing of Center Median Guide Rail for Mill Basin Bridge in Accordance with NCHRP Report 350. By Zoltan Rado, Robin Tallon, David Klinikowski and Allen Homan.  May 2004.

PTI 2004-15     
Crash Testing of Bosik Bar VBS Deep Foundation Barrier in Accordance with U.S. Department of State Diplomatic Security SD-STD-02.01, Revision A, for Bosik Technologies Ltd. By Robin Tallon and Zoltan Rado.  May 2004.

PTI 2004-16     
Crash Testing of RSS-2000 Barrier in Accordance with U.S. Department of State Diplomatic Security SD-STD-02.01, Revision A, Level K8, for Robotic Security Systems Inc. By Robin Tallon and Zoltan Rado.  May 2004.

PTI 2004-17     
Crash Testing of RSS-2000 Barrier in Accordance with U.S. Department of State Diplomatic Security SD-STD-02.01, Revision A, Level K12, for Robotic Security Systems Inc. By Robin Tallon and Zoltan Rado.  May 2004.

2003

PTI 2003-01    
Transit Bus and Motor Coach Axle Weight Study. By B. T. Kulakowski, M. El-Gindy, A. Hoskins, S. Chae, N. Yu, and  S. Mutiah.  July 2002.

PTI 2003-02    
Cyclic Load Testing of Weldable Shear Connectors for Glulam Decks on Bridge Girders. By H. B. Manbeck, J. J. Janowiak, and A. Olorunisola.    July 2002.

PTI 2003-03    
Simulations of Urban Growth and Land Use Changes 1997-2025 in the Area of Corridor O and I 99 Road Construction.By T. N. Carlson.     September 2002.
 
PTI 2003-04    
Design Recommendations for the Proportioning and Detailing of Long-Span Tri-Chord Structures, Phase I. By C. J. Earls and Y. Li.  September 2002.

PTI 2003-05 
RAC Mentoring and Training Framework Educational Guidelines. By J. A. Anderson, A. F. Davenport, and M. A. Horton.  September 2002.

PTI 2003-06    
Prediction of Movement and Stresses in Curved and Skewed Bridges. By D. G. Linzell, J. A. Laman, B. J. Bell, A. T. Bennett, J. C. Colon, J. A. Lobo, E. K. Norton, and T. S. Sabuwala.  March 2003.

PTI 2003-07    
Methodology to Predict Movement and Stresses in Integral Abutment Bridges. By J. A. Laman, D. G. Linzell, C. A. Leighty III, and J. L. Fennema.  March 2003.

PTI 2003-08    
Pennsylvania Highway Drainage Design Manual. By A. C. Miller.  December 2002.

PTI 2003-09    
PENNDOT’S Strategic Management Process: A Review and Critique. By T. H. Poister.  December 2002.

PTI 2003-10    
Evaluation of Concrete Median Barrier Delineation under Poor Visibility Conditions. By L. J. French and K. A. French.  November 2002.

PTI 2003-11    
Pennsylvania TRAC Center. By J. H. Miller and J. S. Dauber.  December 2002.

PTI 2003-12    
T2 Specialist Technical Peer Exchanges:  The Process and the Experience. By A. L. Gesford and M. M. Hood.  November 2002.

PTI 2003-13    
Uniaxial Fatigue of Asphalt Mixes:  A New Approach. By A. Soltani and D. A. Anderson.  September 2003.

PTI 2003-14    
Superpave Validation Studies: Baseline Measurements and Operating    Instructions (SISSI). By D. A. Anderson.  September 2003.

PTI 2003-15    
Uniformity of Unmodified Asphalt Binders in Large Storage Tanks. By  J. Mahoney and J. E. Stephens.  March 2003.

PTI 2003-16    
Municipal Products Evaluations 2: Base Stabilization with Foamed Asphalt. By M. Solaimanian. March 2003.

PTI 2003-17    
The Composite Response Assessment of the Steel Stringer-FRP Deck System  in the Boyer Bridge. By Y. Luo and C. J. Earls.  March 2003.

PTI 2003-18    
Fatigue and Strength Performance of Concrete Filled Steel Grid Bridge Deck. By C. J. Earls and B. Claybaugh.  January 2003.

PTI 2003-20    
Evaluation of Centerline Rumble Strips on Lateral Vehicle Placement and Speed on Two-Lane Highways. By K. M. Mahoney, R. J. Porter, E. T. Donnell, D. Lee, and M. T. Pietrucha.  March 2003.

PTI 2003-21    
Best Practices Guide to Quality Concrete Construction. By P. J. Tikalsky, A. J. Schokker, D. G. Tepke, S. J. Camisa, S. Goel, K. M. Smith, and G. J. Kurgan.  March 2003.

PTI 2003-22    
Evaluating Trenchless Pipelining Technologies. By E. J. Barbero.  March 2003.

PTI 2003-23    
Geotechnical Site Investigation for Bridge Foundations. By D. R. Hiltunen, B. J. Cramer, P. W. Dunn, C. M. Englert, J. M. Gardner, H. D. Harrison, J. D. Kuzenski, A. D. Mathias, M. J. S. Roth, A. J. Voorhees, and C. L. Walker.  March 2003.

PTI 2003-24    
Evaluation of the Effectiveness of Pennsylvania’s Graduated Driver Licensing Program. By J. H. Coben and M. P. McKay.  March 2003.

PTI 2003-25    
Evaluation of In-Roadway Warning Lights. By R. G. McGinnis.  March 2003.

PTI 2003-26    
Evaluation of Bridge Deck Design Factors Using Concrete Resistivity. By K. M. Smith, A. J. Schokker, P. J. Tikalsky, and D. G. Tepke.  March 2003.

PTI 2003-27    
Improving Concrete Mixture Designs for Reduced Shrinkage in High Performance Concrete. By  S. Goel, P. J. Tikalsky, and A. J. Schokker.  March 2003.

PTI 2003-28   
Instrumentation and Monitoring of HPC Bridge Decks. By  S. J. Camisa, P. J. Tikalsky, and A. J. Schokker.  March 2003.

PTI 2003-29    
Potential Concrete Mixture Designs for the I-99 Corridor. 
By P. J. Tikalsky, A. J. Schokker, and D. G. Tepke.  March 2003.

PTI 2003-30    
LTAP—The Pennsylvania Local Roads Program Maintenance and Safety Contracts. By D. Kravitz. March 2003.

PTI 2003-31    
Quality Assurance Procedures for Videologging and Pavement Condition Data Collection. By S. M. Stoffels, V. P. Ganesan, D. A. Morian, and C. E. Antle.  March 2003.

PTI 2003-32    
Highway Safety and Traffic Engineering Training Needs Data Collection and Interactive Synthesis of Options. By A. F. Davenport, J. A. Anderson, M. M. Hood, and M. A. Horton.  March 2003.

PTI 2003-33    
Evaluation of the SmarTraveler Advanced Traveler Information System in the Philadelphia Metropolitan Area. By M. L. Patten, M. P. Hallinan, O. Pribyl, and K. G. Goulias.  March 2003.

PTI 2003-34    
Evaluation of Erosion and Sediment Controls to Determine Best Management Practice. By C. R. Davis, P. A. Johnson, and A. C. Miller.  March 2003.

PTI 2003-35    
Oregon Concrete Maturity Method Pilot Study. By D. G. Tepke, S. J. Camisa, and P. J. Tikalsky. March 2003.

PTI 2003-36    
Regional Database for SUPERPAVE Binders. By D. A. Anderson, V. Thakar, and S. Kukillaya. September 2003.

PTI 2003-37    
QA Specification for Performance-Graded Asphalt Binders. By D. A. Anderson, V. Thakar, C. Antle, and A. Stonex.  September 2003.

PTI 2003-38     
Evaluation of the Forney/Controls Superpave Gyratory Compactor. By M. Solaimanian and D. Hunter.  May 2003.

2002

PTI 2002-01 
Project NCHRP 9-18:  Field Shear Test for Hot Mix Asphalt. Final Report. By D. W. Christensen, Jr., R. Bonaquist, T. Handojo, and H. R. Thomas.  October 2001.

PTI 2002-02 
Practices to Compensate Parties for Delays in Highway Construction Projects. Draft Supplemental Report. By R. D. Ellis, and H. R. Thomas.  June 2001.

PTI 2002-03
Rumble Strips for Lower Volume Roads with Narrow or Non-Existent Shoulders. Draft Final Report. By L. Elefteriadou, D. Torbic, M. El-Gindy, S. Stoffels, and M. Adolini.  July 2001.

PTI 2002-04 (I) 
I-95 Corridor Coalition Field Operational Test 10:  Coordinated Safety Management. Volume I:  Best Practices in Motor Carrier Safety Management. Final Report. By D. Stock.  August 2001.

PTI 2002-04 (II) 
I-95 Corridor Coalition Field Operational Test 10:  Coordinated Safety Management. Volume II:  Survey of State Motor Carrier Safety Activities. Final Report. By M. L. Patten.  August 2001.

PTI 2002-04 (III) 
I-95 Corridor Coalition Field Operational Test 10:  Coordinated Safety Management. Volume III:  A Toolbox for Enhancing Motor Carrier Safety Enforcement. Final Report. By M. L. Patten.  August 2001.

PTI 2002-04 (IV) 
I-95 Corridor Coalition Field Operational Test 10:  Coordinated Safety Management. Volume IV:  Pilot Testing and Evaluation of Motor Carrier Safety Education/Outreach. Final Report. By D. Stock, D. Rood, and M. Hammer.  August 2001.

PTI 2002-05 
2000 PENNDOT Organizational Climate Survey. Confidential Final Report.  By R. J. Vance.  August 2001.

PTI 2002-06 
Guidance Document for Reclaimed Portland Cement Concrete. Draft Final Report. By G. Sabnis, H. Moo-Young, and B. Sharma.  August 2001.

PTI 2002-07 (I) 
Evaluation of Blastox, Lead Reducing Shot for Paint Removal on Bridges.  Final Report. By G. Sabnis, and O. Thornton.  September 2001.

PTI 2002-07 (II) 
Cathodic Protection of Bridges in Pennsylvania. Final Report. By G. Sabnis.  September 2001.

PTI 2002-07 (III)     
Evaluation of Structural Fill to Design Retaining Wall. Final Report. By G. Sabnis.  September 2001.

PTI 2002-07 (IV) 
Evaluation of Sealcoat in Pavements. Final Report. By G. Sabnis, and B. Sharma.  October 2001.

PTI 2002-07 (V) 
Experimental Bridge Paint Primer Rust Penetrating Sealer. Final Report. By G. Sabnis.  October 2001.

PTI 2002-07 (VI) 
Performance of Concrete Bridge Deck Slabs Using Isotropic and Standard AASHTO Procedures. Final Report. By G. Sabnis.  October 2001.

PTI 2002-08 
Guidance Documents for Scrap Tire Utilization in Embankments. Final Report.  By H. Moo-Young, C. Ochola, D. Zeroka, K. Sellassie, G. Sabnis, C. Glass, and O. Thornton.  September 2001.

PTI 2002-09 
Guidance Document for Reclaimed Portland Cement Concrete. Final Report. By       G. Sabnis, H. Moo-Young, and B. Sharma.  September 2001.

PTI 2002-10 
SuperPave for Low Capacity Facilities, Municipalities, and Maintenance. Final Report. By A. Stonex. May 2001.

PTI 2002-11 
Rumble Strips for Roads with Narrow or Non-Existent Shoulders. Final Report. By L. Elefteriadou, D. Torbic, M. El-Gindy, S. Stoffels, and M. Adolini.  September 2001.

PTI 2002-12 
NYSTA-TAN 97-91 Skid Testing in Western New York:  A Report on Skid Resistance. Final Report. By Z. Rado and R. Tallon.  October 2001.

PTI 2002-13     
Pavement Markings Benchmarking. Final Report. By R. G. McGinnis.  October 2001.

PTI 2002-14
Development Of University Partnership Strategies. Final Report. By J. H. Miller, J. S. Dauber, and A. M. Hutchinson.  October 2001.

PTI 2002-15 
Practices to Compensate Parties for Delays in Highway Construction Projects. Supplemental Report. By R. D. Ellis, and H. R. Thomas.  October 2001.

PTI 2002-16 
Weldable Shear Connector for Glulam Decks on Existing Bridge Girders.  Final Report. By H. B. Manbeck, J. J. Janowiak, and W. G. M. Schneider, III.  December 2001.

PTI 2002-17 
Testing of a Vibration-Based Onboard Asphalt Density Measuring System on     a Caterpillar 634c Compactor. Phase I, Final Report. By R. E. Minchin, Jr., and H. R. Thomas.  November 2001.

PTI 2002-18
Cheyney University Summer Transportation Institute 2001. Final Report. By S. Eva, A. Aina, M. Chaudrey, and N. Holmes.  December 2001.

PTI 2002-19 
Development And Testing of a New Sign Font for National Park Service Signs. Final Report. By P. M. Garvey, A. Z. Zineddin, M. T. Pietrucha, D. T. Meeker, and J. Montalbano.  December 2001.

PTI 2002-20 
Field Testing and Evaluation of Laurel Hill Creek Bridge. Final Report. By H. Gangarao, V. Shekar, and K. Lasiophriang.  February 2002.

PTI 2002-21     
Development and Evaluation of a National Data-Management System for Highway Tort Claims. Preliminary Draft Final Report. By M. E. Kerchensky, L. J. McNeal, and G. L. Gittings.  February 2002.

PTI 2002-22 
Opportunities and Options:  A Marketing Roadmap for the Pennsylvania Infrastructure Bank. Final Report. By K. McClellan, and G. L. Gittings.  January 2002.

PTI 2002-23 
Evaluation of Erection Procedures of the Horizontally Curved Steel I-Girder Ford City Veterans Bridge. Final Report. By B. W. Chavel, and C. J. Earls.  March 2002.

PTI 2002-24 
Race Neutral Program Development and Evaluation. Final Report. By J. A. Anderson, M. T. Behney, and A. F. Davenport.  February 2002.

PTI 2002-25 
High Performance Concrete (HPC) Long Term Durability of Bridge Decks, Phase I. Interim Report. By P. J. Tikalsky, A. Schokker, D. Tepke, S. Badger, K. Smith, S. Goel, S. Camisa, and G. Kurgan. January 2002.

PTI 2002-26 
Simulator Training Evaluation Program. Draft Final Report. By R. J. Vance, M. El-Gindy, A. H. Hoskins, and N. J. Hiller.  March 2002.

PTI 2002-27 
Summer Transportation Institute 2001. Final Report. By I. Osayimwese.  April 2002.

PTI 2002-28 
Composites in Bridges. Final Report. By M. Elgaaly.  March 2002.

PTI 2002-29 
Benchmarking of Labor-Intensive Construction Activities:  Lean Construction and Fundamental Principles of Workforce Management. Final Report. By H. R. Thomas, M. J. Horman, U. Espinelli, and I. Zavřski.  April 2002.

PTI 2002-30
Traffic Engineering Education Program Knowledge Module 8: Crash Analysis and Mitigation. Study Guide For Independent Learning. Study Guide. By W. P. Kilareski, M. T. Pietrucha, B. St. John, J. W. Stimmel, and E. T. Donnell.  March 2002.

PTI 2002-31
I-99 Information Exchange. Final Report. By P. P. Jovanis, J. George, and S. Park.  May 2002.

PTI 2002-32 
Evaluation of Level of Analysis Methodologies for Horizontally Curved I-Girder Bridges Through Comparison with Measured Response of an In-Service Structure. Instrumentation and Field Test Plan. By D. G. Linzell, J. A. Laman, and D. L. Nevling.  April 2002.

PTI 2002-33 
  Measurement and Evaluation of Roadside Noise Generated by Transit Buses.  Final Report. By E. M. Mockensturm, B. T. Kulakowski, and N. M. Hawk.     April 2002.

PTI 2002-34 
Early Warning Signs of Project Distress. Final Report. By H. R. Thomas.  June 2002.

PTI 2002-35 
Plan for Using Results From Superpave In-Situ Stress/Strain Investigation for Validation of AASHTO 2002 Design Guide. Final Report. By M. Solaimanian, D. A. Anderson, and S. M. Stoffels.  July 2002.

PTI 2002-36
 Traffic Volume Monitoring Related Research II. Final Report. By L. J. French, W. Iskander, and M. Jaraiedi.  June 2002.

PTI 2002-37 
Crash Test of 40 Foot Heavy-Duty Low Floor Diesel Powered Transit Bus.  Final Report. By Z. Rado, and R. Tallon.  May 2002.

PTI 2002-38 
Traffic Engineering Studies Knowledge Module 7:  Study Guide for Independent Learning.Study Guide. By W. P. Kilareski, M. T. Pietrucha, B. St. John, R. Watts, and E.T. Donnell.  July 2002.

2001

PTI 2001-01 
Detailed Characterization of Current North American Portland Cements and Clinkers and the Implications for the Durability of Modern Concrete. Dissertation Materials. By P. Arjunan.  August  2000.

PTI 2001-02    
Unionid Research Workshop. Final Report. By J. R. Stauffer, Jr., and A. Lambert.  July 2000.

PTI 2001-03    
Full Scale Vehicle Rollover Test for Evaluation of the Common Crashworthy Occupant Protection System (CCOPS). Final Report. By A. Sherwood and D. J. Klinikowski.  July 2000.

PTI 2001-04    
Assessment of Morale in PENNDOT=s District 9 Office. Final Report. By R..J. Vance, N. J. Miller, and S. C. Thomas.  August 2000.

PTI 2001-05    
Intelligent Transportation Systems Research and Development Fellowship Program at The Pennsylvania State University. Final Report. By K. G. Goulias.  August 2000.

PTI 2001-06    
Understanding Litter in Pennsylvania, A 1999 Baseline Survey of Litter at 102 Street and Highway Locations. Volume II: Technical Report. Final Report. By E. Miller-Hooks, D. Syrek, and D. Waterman. September 2000.

PTI 2001-07    
Evaluation of FB-3 Modified Wearing Course. Final Report. By A. Stonex and D. A. Anderson. November 2000.

PTI 2001-08    
Relationship of Portland Cement Characteristics to Concrete Durability. Final Report. By D. M. Roy, P. J. Tikalsky, B. E. Scheetz, and J. L. Rosenberger.  March 2001.

PTI 2001-09    
Evaluation Plan for the Advanced Travelers Information System (ATIS) Project, Phase III. Final Report. By K. G. Goulias, L. Elefteriadou, M. L. Patten, D. J. Torbic, and P. Mongkonrattanawong.  October 2000.

PTI 2001-10    
The Establishment of the Graduate Automotive Technology Education (GATE) Center at Penn State. Final Report. By D. A. Streit, C. Y. Wang, C. Bakis, M. Lanagan, and R. Tallon.  October 2000.

PTI 2001-11    
Implementation and Administration of a Pilot Program for PENNDOT Maintenance Bituminous Technician Certification. Final Report. By A. Stonex and D. A. Anderson.  November 2000.

PTI 2001-12    
Construction and Materials Community Training and Education Plan. Final Report. By J. Hawkins and J. A. Anderson.  August 2000.

PTI 2001-13    
Application of Stainless and Stainless-Clad Reinforcing Bars in Highway Construction. Final Report. By J. E. Bower, L. E. Friedersdorf, A. R. Marder, N. H. Neuhart, and A. I. Juda.  November 2000.

PTI 2001-14    
Probing Motorists= Perceptions of Highway Quality: Mail Survey Pilot. Final Report. By T. H. Poister. November 2000.

PTI 2001-15    
Development and Implementation of a Morale Survey for the Pennsylvania Department of Transportation. Final Report. By R. J. Vance, M. S. Renz, N. J. Hiller, A. R. Schwall.  November 2000.

PTI 2001-16    
Prefabricated Wall Drain System for Structures. Final Report. By Y. Grace Hsuan and R. Koerner.  June 2000.

PTI 2001-17    
Field Testing of Bridge # 21: Muddy Run Road Over Muddy Run, Chester County, Pennsylvania. Final Report. By D. G. Linzell and J. A. Laman.  December 2000.

PTI 2001-18    
Developing a Learning Organization. Final Report. By P. B. Nagendra, T. W. Falcone, and A. Amin Mohamed.  December 2000.

PTI 2001-19    
An Evaluation of Driver Education in Pennsylvania. Final Report. By C. K. McKenna, B. Yost, R. F. Munzenrider, and M. L. Young.  December 2000.

PTI 2001-20    
Using the Concrete Maturity Meter for QA/QC. Final Report. By P. J. Tikalsky, B. E. Scheetz, and D. G. Tepke.  January 2001.

PTI 2001-21    
Examination of Steering Wheel Saturation of Daimler Chrysler Transport Trucks. Final Report. By M. El-Gindy and S. Chae.  January 2001.

PTI 2001-22    
Best Practices in Statewide Planning and Recommendations for PENNPLAN=S Future Activities. Summary Report. By J. L Kuhnau and K. G. Goulias.  February 2001.

PTI 2001-23    
Test Plan: Motorist Survey-Evaluation of the Pennsylvania Turnpike Advanced Travelers Information System (ATIS) Project, Phase III.  Final Report. By M. L. Patten and K. G. Goulias.  April 2001.

PTI 2001-24    
Automated Feasibility Analysis of Cathodic Protection (Cp) and Electrochemical Chloride Extraction for Reinforced Concrete Bridge Structures in Pennsylvania. Final Report. By S. Pamukcu, M. G Yalcin, T. D. Burleigh, and H. Moo-Young.  February 2001.

PTI 2001-25    
Quality-Based Performance Rating of Contractors for Prequalification and Bidding Purposes. Final Report. By R. Edward Minchin and G. R. Smith.  March 2001.

PTI 2001-26    
Heavy Axle Study: Impact of Higher Rail Car Weight Limits on Short Line Railroads. Draft Final Report. By G. L. Gittings and J. Laman.  May 2001.

PTI 2001-27    
Summer Transportation Institute 2000, Cheyney University of Pennsylvania. Final Report. By S. A. Eva, G. Harris, and Kwo-Sun Chu.  May 2001.

PTI 2001-28    
Traffic Volume Monitoring Related Research. Final Report. By L .J. French, W. Iskader, and M. Jaraiedi. May 2001.

PTI 2001-29    
Small Diameter Pipe Report. Final Report. By D. A. Anderson.  April 2001.

PTI 2001-30    
The Effect of Sign Orientation and Negative Space on the Detectability and Legibility of On-Premise Signs. Draft Final Report. By P. M. Garvey, A.Z. Zineddin, M. T. Pietrucha, and R. J. Porter.  May 2001.

PTI 2001-31    
Penn TRAIN Transit Training and Technical Assistance Report. Final Report. By J. H. Miller.  May 2001.

PTI 2001-32    
Median Safety Study (Interstates and Expressways). Final Report. By J. M. Mason, E. T. Donnell, D. W. Harwood, K. M. Bauer, J. M. Sada, and M. T. Pietrucha.  June 2001.  CONFIDENTIAL.

PTI 2001-34    
Summer Transportation Institute, Lincoln University, Pennsylvania. Final Report. By I. Osayimwese. June 2001.

PTI 2001-35      
Avoiding Delays During the Construction Phase of Highway Projects. Final Report. H. R. Thomas and R. D. Ellis.  July 2001.

PTI 2001-36    
Seismic Column Reinforcement Study. Final Report. By A. M. Memari, H. G. Harris, A. Hamid, and A. Scanlon.  June 2001.

2000

PTI  2K01  
Evaluation of Recycled Glass in Bituminous Concrete Base Course.  Final Report. By D. W. Christensen, Jr., T. Handojo, and S. W. Lee.  October 1999.

PTI  2K02  
The Pennsylvania Quality Initiative. Final Report. By T. H. Poister.  October 1999.

PTI  2K03  
Research and Development Plan for I-99 Advanced Transportation Technology Test Bed.  Final Report.  By P. Jovanis, L. Elefteriadou, D. Hiltunen, P. Johnson, J. Laman, A. Miller, A. Scanlon, S. Stoffels, P. Tikalsky and D. Anderson.  September 1999.

PTI  2K04  
Short-Span Prefabricated Bridge Standards and Specifications. Final Report. By A. Scanlon, A. Aswad, and J. Stellar.  December 1999.

PTI  2K05  
The Population Biology of the Spotted Salamander, Ambystoma Maculatum, Inhabiting Penn State Erie Wetlands.Final Report.By P. Silver, M. A. Campbell, and J. K. Cooper.  October 1999.

PTI  2K06  
Negotiating Loss of Labor Efficiency Claims. Final Report. By H. Randolph Thomas.  December 1999.

PTI  2K07  
Manual of Practice for Testing Asphalt Binders with the Superpave grading System. Final Report. By D. A. Anderson and M.O. Marasteanu.  November 1999.

PTI  2K08  
Integration of Recycled and Co-Product Materials in Controlled Low-Strength Material. Final Report. By E. L. Van Tassel, P. J. Tikalsky, and B. E. Scheetz.  December 1999.

PTI  2K09-I
Guidelines for Geosynthetics Used in Subgrade Improvement. Final Report. By G. R. Koerner and R. M. Koerner.  December 1999.

PTI  2K09-II     
Specifications for Geosynthetics Used in Subgrade Improvement.  Final Report. By G. R. Koerner and R. M. Koerner.  December 1999.

PTI  2K11  
Lincoln University Summer Transportation Institute. Final Report. By    I. Osayimwese. March 2000.

PTI  2K12  
Crash Test of Type III Barricades. Final Report. By M. El-Gindy, A. Scanlon, and R. Tallon. February 2000.

PTI  2K13  
Crash Test of PennDOT’s Portable F-Shaped Concrete Barrier. By M. El-Gindy, A. Scanlon, and R. Tallon.  March 2000.

PTI  2K14  
Principles of Construction Labor Productivity Measurement and Processing. Final Report. By H. Randolph Thomas.  March 2000.

PTI  2K15  
Bicycle-Friendly Shoulder Rumble Strips. Final Report. By L. Elefteriadou, M. El-Gindy, D. Torbic, P. Garvey, A. Homan, Z. Jiang, B. Pecheux, and R. Tallon.  March 2000.

PTI  2K16  
High-Performance Concrete. Final Report. By P. J. Tikalsky and A. Scanlon.  March 2000.

PTI  2K18  
Understanding Litter in Pennsylvania. Draft Report. By E. Miller-Hooks, D. Syrek, and D. Waterman.

PTI  2K19  
Pennsylvania Department of Transportation 1999 Organizational Climate Survey. Draft Report. By R. J. Vance.  May 2000.

PTI  2K20
Evaluation of Aggregate Test Methods. Final Report. By A. Stonex, G. Vadakpat, and D. Anderson. July 2000.

PTI  2K21  
Revised Disadvantaged Business Enterprise Goals.  Final Report. By J. A. Anderson, M. T. Behney, K. E. Harrison, and J. S. Herigan.  June 2000.

PTI  2K22  
Background Information for the Development of a Statistically-Based Acceptance Plan for Performance-Graded Binders.  Final Report.  By D. A. Anderson, M.O. Marasteanu, C. E. Antle, A. Stonex, J. M. Mahoney, J. E. Stephens.  February 2000.

PTI  2K23  
Contractor Quality Assurance/Quality Control. Final Report. By E. Minchin and G. Smith.  June 2000.

PTI  2K24  
An Overview of Pennsylvania’s Statewide Long-Range Transportation Plan (PennPlan).  Final Report.  By K. G. Goulias, J. Smedley, R. Heaney, P. B. Everett, G. W. Dauber, T. Kim and K. Viswanathan.  July 2000.

PTI  2K25  
Cement Grouts for Bonded Post-Tensioning: Correlation of Bleed Under Pressure Tests with Vertical Rise. Final Report. By A. J. Schokker and X. Li.  July 2000.

PTI  2K26  
Evaluation of Triaxial Strength as a Simple Test for Asphalt Concrete Rut Resistance.  Final Report. By D. W. Christensen, R. Bonaquist, and D. P. Jack.

PTI  2K27 
Procedures Manual for Collecting Productivity and Related Data of Labor-Intensive Activities on Commercial Construction Projects: Concrete Formwork, Steel Reinforcement, Masonry, and Structural Steel. Final Report. By H. Randolph Thomas, M. W. Horner, I. Zavrski, and U. E. Lemas de Souza.  July 2000.

1999

PTI 9901   
NCHRP 350 Crash Testing of G2 Weak Post W-Rail Guiderail.  By M. Engle.  July 1998.  50 pp.

PTI 9902   
Development of a Multi-Level Factor Model for Construction Labor Productivity.  Executive Summary.  By H. R. Thomas.  August 1998. 

PTI 9903    
Development of a Multi-Level Factor Model for Construction Labor Productivity.  Technical Report.  By H. R. Thomas.  August 1998. 

PTI 9904     
Development of a Tire/Pavement Contact-Stress Model Based on Artificial Neural Networks.  Final Report.  By M. El-Gindy and H. Lewis.  November 1998.  Not available for distribution to the public.

PTI 9905    
Precision of Dynamic Shear Rheometer in Northeast Round-Robin Study.  Draft Final Report.  By D. A. Anderson.  September 1998.

PTI 9906    
Fundamentals of Contract Risk Management for Electrical Subcontractors.  Final Report.  By H. R. Thomas, A. J. Lesher, and C. G. Bowman.  October 1998. 

PTI 9907    
Northeast DSR-BBR Workshop.  Draft Final Report. By H. R. Thomas.  September 1998.

PTI 9908

Evaluation of Painted Surface Slip Coefficients for Slip-Critical Bolts in Pennsylvania Bridges.  BDraft Final Report. By J. A. Laman.  October 1998.

PTI 9909   
Evaluation of the Penn-Lincoln Parkway Service Patrol.  Final Report.  By E. Donnell, M. L. Patten, and J. M. Mason, Jr.  October 1998.

PTI 9910    
Quality-Based Performance Rating of Contractors for Prequalification and Bidding Purposes.  Final Report.  By R. E. Minchin and G. Smith.  No date.

PTI 9911     
LINEAS Calibration Studies at the Pennsylvania Transportation Institute Test Track Facility, Vol. I.  Executive Summary.  By Donald A. Streit.  October 1998.

PTI 9912     
LINEAS Calibration Studies at the Pennsylvania Transportation Institute Test Track Facility, Vol. II.  Final Report.  By Donald A. Streit.  October 1998.

PTI 9913    
Conceptual Model for International Benchmarking of Labor Productivity.  Final Report.  By H. R. Thomas and Ivica Završki.  No date.

PTI 9914    
Highway Maintenance Training and Education InitiativeBVol. I.   Executive Summary.  By J. A. Anderson.  November 1998.

PTI 9915    
Highway Maintenance Training and Education InitiativeBVol. II.   Final Report.  By J. A. Anderson.  November 1998.

PTI 9916    
Evaluation of Asphalt Concrete Containing Crumb Rubber Modified Binder.  Final Report.  By D. W. Christensen.  October 1998.

PTI 9918    
Evaluation of IPANEX on the Durability of Pennsylvania Turnpike Bridges.  Final Report.  By P. J. Tikalsky, B. Scheetz, and J. Gardner.  December 1998.  65 pp.

PTI 9919    
Financial Responsibility Correspondence Improvements: Measuring Customer Satisfaction for Constituents of PennDOT.  Final Report.  No hardcopy yet.

PTI 9920    
Integrating Recycled and Co-Product Materials into Pennsylvania Construction Specifications.  Final Report.  By E. Van Tassel and P. J. Tikalsky.  February 1999.

PTI 9921 
High-Speed Rail in Pennsylvania.  Changes and Advancements in Technology, Passenger Demand Forecasting, and Financing Alternatives since the Mid-1980s.  Draft Final Report.  By G. L. Gittings.

PTI 9922     
Crash Test of Typical Sign Stand Supplied by Pennsylvania Industries for the Blind and Handicapped.  Final Report.  By M. El-Gindy, B. St. John, and M. Engle.  January, 1999.  44 pp.

PTI 9923   
Making ITS/CVO Happen: Pennsylvania=s ITS/CVO Business Plan.  Final Report.  By E. T. Donell, M. L. Patten, A. Zinedding, and K. G. Goulias.  January 1999.

PTI 9924    
Long-Gauge Length Interferometric Fiber-Optic Sensors for Damage Detection in Bridge Structures.  Interim Report.  By J. A. Laman.  February 1999.

PTI 9925     
Type 2 Weak Post Guiderail Testing.  Final Report.  By W. P. Kilareski, M. El-Gindy, B. St. John, and B. Pecheux.  February 1999.

PTI 9926    
Evaluation of Asphalt Concrete Containing Recycled Shingles.  Final Report.  By D. W. Christensen.  December 1998.

PTI 9927 
Tenth-Year Final Report: Mid-Atlantic Universities Transportation Center.  By J. H. Miller and A. Hutchinson.  January 1999.

PTI 9928 
Pennsylvania Road Safety Audit Pilot Program.  By M. T. Pietrucha and 
P. M. Garvey.  March 1999.

1998

PTI 9801    
Development of a Real-Time Tracking System and Density Meter Based on Compactor Vibration Responses - Phase I.  Interim Report.  By H. R. Thomas and R. E. Minchin.  July 15, 1997.  15 pp.

PTI 9802   
Tranzit XPRESS: Hazardous Material Fleet Management and Monitoring System.  Draft Final Report.  K. G. Goulias.  July 1997.  210 pp.

PTI 9803   
Three-Year Report for the Center of Intelligent Transportation Systems.  Final Report.  By J. M. Mason, M. L. Patten, and E. C. Crow.  June 30, 1997.  29 pp.

PTI 9804     
Development of a Framework for the Evaluation of Safety Measures for the Transport of Anhydrous Ammonia.  By C. E. Antle, R. A. Tallon, D. J. Klinikowski, and D. Streit.  September 1997.  93 pp.

PTI 9805   
A Conceptual Analysis and Evaluation for the Harrisburg International  Airport as an Intermodal and Multimodal Facility.  By R. D. Tait.  August 1997.  147 pp.

PTI 9806   
Project Task 37: Reinventing PennDOT Training--Report of Step II:  Twenty-first Century Management Profile.  By J. A. Anderson and A. Makay.  October 1997.  43 pp.

PTI 9807   
Project Task 37: Reinventing PennDOT TrainingBReport of Step I: Distance Education.  By J. A. Anderson.  October 1997.  33 pp.

PTI 9808   
Traffic Engineering Education Program  Knowledge Module 6: Advanced Signal Systems - Study Guide for Independent Learning.  By J. M. Mason, Jr.  October 1997.

PTI 9810    
Quality-Based Performance Rating of Contractors for Prequalification and Bidding Purposes.  Interim Report.  By R. E. Minchin and G. R. Smith.  November 1997. 

PTI 9811    
Development of a Real-time Tracking System And Density Meter Based on Compactor Vibratory Responses - Phase I.  By H. R. Thomas, A. A. Aloufa, D. C. Swanson, R. E. Minchin, and W. S. Do.  October 1997. 73 pp.

PTI 9812   
Sign Legibility: Impact of Color and Illumination on Typical On-Premise Sign Font Legibility.  Final Report.  By P. M. Garvey.  December 1997.

PTI 9813     
Stony Brook Bridge.  Draft Final Report.  By J. A. Laman.  February 1998.

PTI 9814     
LINEAS Weigh-in-Motion Studies at the Pennsylvania Transportation Institute Test Track Facility.  Executive Summary.  By D. E. Streit and R. Tallon.  November 1997.

PTI 9815     
LINEAS Weigh-in-Motion Studies at the Pennsylvania Transportation Institute Test Track Facility.  Comprehensive Final Report.  By D. E. Streit and R. Tallon.  November 1997.

PTI 9816   S   
Skid Resistance Measurements on Interlocking Concrete Pavement Sections.  Final Report.  By D. E. Streit.  December 1997.

PTI 9817    
Evaluation of Aggregate Test Methods, Phase I.  Draft Report.  By A. Stonex.  December 1997.

PTI 9818 
Improving Safe Mobility for Aging Citizens.  Final Report.  By E. Crow, M. T. Pietrucha, S. Willis, D. Lago, J. Miller, M. Vercruyssen, P. Garvey, G. Cornwell, J. Jonson, P. Hancock, W. Evans, L. Munnich, M. Donath, and D. Foderberg.  January 1998. 49 pp.

PTI 9819   
Procedure for Using the Access Management Impact Simulation (AMIS) Model Within the Context of Act 209 and Act 47.  By K. G. Goulias.  February 1998.

PTI 9820    
Construction Contract Interpretation: A Fact-Based Guide for Owners, Design Professionals, Contractors, and Contract Administrators.  Manual.  By H. R. Thomas and G. R. Smith.  March 1998.

PTI 9821    
Contractual Limitations on Construction Contractor Overhead.  By H. R. Thomas.  February 1998.

PTI 9822   
Strategic Plan for the Implementation of ITS in PennsylvaniaBTechnical Memorandum.  By M. L. Patten and J. M. Mason, Jr.  May 1998.  100 pp.

PTI 9823    
Quality-Based Performance Rating of Contractors for Prequalification and Bidding Purposes.  By R. E. Minchin.  No date as of yet.

PTI 9824   
Use of Laptop Computers in the MCSAP Enforcement Program.  B. D. St. John, M. L. Patten, and J. M. Mason, Jr.  May 1998.  50 pp.

PTI 9825    
Improved Surface Drainage of Pavements.  By D. A. Anderson, R. S. Huebner, J. R. Reed, J. C. Warner, and J. J. Henry.  June 1998.  210 pp.

PTI 9826    
Evaluation of Crumb Rubber Modified Asphalt Concrete. By D. W. Christensen.  May 1998.

PTI 9828    
Evaluation of Asphalt Concrete Containing SBS and SBR Modified Binders.  By D. W. Christensen.  June 1998.

PTI 9829   
Climate Survey Development and Organizational Assessment.  By R. J. Vance.  April 1998.  188 pp. Not available for distribution to the public.

PTI 9830   
Quality Use Importance Knowledge.  By P. B. Everett.  November 1997. 316 pp.

1997

PTI 9701 
Safety Management System Review: Suggested Modifications of Policies and Procedures.  Draft Final Report.  Ed: B. T. Kuhn.  July 12, 1996.  169 pp.

PTI 9702   
Development of a Safety Audit Process for Pennsylvania.  Final Report.  By B. T. Kuhn, M. T. Pietrucha,and P. M. Garvey.  August 9, 1996.  112 pp. 

PTI 9703    
Bridge Construction Methods:  Focus on Carpenter Tasks.  Final Report.  By G. R. Smith and H. R. Thomas.  October 1996.  113 pp.

PTI 9704   
Treatment of Design Characteristics and Residual Costs in Highway Cost Allocation Studies: Passenger Car Equivalents.  Final Report.  By L. Elefteriadou, D. Torbic, N. Webster, Y. Wang, and T. Ho.  November 12, 1996.  235 pp.

PTI 9705    
Fatigue Impacts on Bridge Cost Allocation and Truck Size Weight Limits.  Final Report.  By J. A. Laman, T. E. Boothby, and J. Ashbaugh. January 1997.

PTI 9706   
Treatment of Design Characteristics and Residual Costs in Highway Cost Allocation Studies: Geometric Elements' Cost Allocation.  Final Report.  By L. Elefteriadou.  December 3, 1996.  33 pp.

PTI 9707     
Load Rating of Masonry Arch Bridges and Culverts.  Final Report.  By T. E. Boothby, D. E. Domalik, and C. S. Elgin.  January 1997.  207 pp.

PTI 9708        Became PTI 9720

PTI 9709     
Walden v. State of Alaska Skid Resistance Measurement.  Final Report.  By R. A. Tallon.  January 10, 1997.  45 pp.  Not to be released for publication.

PTI 9710     
Crash Test of a Slotted-Rail Terminal on a 6:1 Cross-Slope.  By R. J. Wollyung and B. J. Gilmore.  March 1997.  45 pp.

PTI 9711     
Bridgeways Roadway Feasibility Study.  Final Report.  By J. A. Laman and T. E. Boothby.  March 1997.  64 pp.

PTI 9712     
Road Simulator Study of Heavy-Vehicle Wheel Forces.  Final Report.  By B. Kulakowski, D. A. Streit, R. J. Wollyung, and P. E. Sebaaly.  October 1997.  272 pp.

PTI 9713   
AASHTO Transportation and Civil Engineering Career and Centers Program, Vols. I.  Final Report.  By J. M. Mason, M. L. Patten, R. D. Tait, and I. J.Podraza.  June 1997.  62 pp.

PTI 9714    
Effects of Carbon Black-Oil Slurry on Paving Asphalt and Mixtures.  Final Report.  By D. A. Anderson.  April 1997.  48 pp.

PTI 9715   
Traffic Engineering Education Program Knowledge Module 1: Transportation Engineering - Study for Independent Learning (Supplement H).  Final Report.  By J. M. Mason.  May 1997.  50 pp.

PTI 9716     
Field Testing of Wyebrook Bridge in Chester County, PA.  Final Report.  By T. E. Boothby and A. L. Karper.  April 12, 1996.  71 pp.

PTI 9717   
Senior Citizen Shared-Ride Program Statistical Report 1995-96 (Task 8).  Final Report.  By J. H. Miller and S. I. Rossman.  April 1997

PTI 9718   
Climate Survey Development and Organizational Assessment (Task 28).  Final Report.  By R. J. Vance, J. D. Westaby, and M. D. Agars.  August 1996

PTI 9719   
Evaluation Plan Guide for ITS Projects in Pennsylvania - Guidelines of PennDOT (Task 24).  By D. J. Torbic, M. L. Patten, and J. M. Mason.  June 13, 1997.  20 pp.

PTI 9720   
Evaluation of Limitations in Roadway Geometry and Impacts on Traffic Operations for Proposed Changes in Truck Size and Weight Policy.  Final Report.  By L. Elefteriadou, D. W. Harwood, W. D. Glauz, J. McFadden, D. J. Torbic, and N. A. Webster.  June 5, 1997.  300 pp.

PTI 9721   
PennDOT/MAUTC Partnership Agreement No. 250056, Supplement H.  Final Report.  By J. M. Mason and K. G. Goulias.  June 1997.  62 pp.

PTI 9722   
Traffic Engineering Education Program Knowledge Module 3: Design Concepts - Study Guide for Independent Learning (Supplement H).  By J. M. Mason, C. Poe, G. Creasy, C. Decker, M. Smoker, and R. Watts.  July 1997.  37 pp.

PTI 9723   
Traffic Engineering Education Program Knowledge Module 4: Traffic Characteristics - Study Guide for Independent Learning.  By J. M. Mason and L. Elefteriadou.  July 1997.  51 pp.

PTI 9724   
Traffic Engineering Education Program Knowledge Module 5: Advanced Work Zone Topics - Study Guide for Independent Learning.  By J. M. Mason and M. T. Pietrucha.  July 1997.  27 pp.

PTI 9725   
Project Task 39: Automated Traffic Data Collection System Modernization.  By K. G. Goulias, J.-H. Chung, and K. Viswanathan.  June 30, 1997.  82 pp.

PTI 9727   
Project Task 25: Creation and Pilot Testing of a Multi-Media Training Package for Environmentally Sensitive Maintenance of Unpaved Roads--Instructor=s Guide.  By S. M. Stoffels and D. Arnold.  June 1997.  189 pp.

PTI 9726   
Project Task 29: Pavement Performance Model Acceptance Testing.  By S. M. Stoffels.  June 27, 1997.

PTI 9728   
Project Task 25: Creation and Pilot Testing of a Multi-Media Training Package for Environmentally Sensitive Maintenance of Unpaved Roads—Participant’s Manual.  By S. M. Stoffels and D. Arnold.  June 1997.  149 pp.

PTI 9729   
Project Task 13: Design and Construction of Retaining Walls Using Recycled Concrete Slabs.  By S. M. Stoffels and K. E. Perkins.  June 1997.  296 pp.

PTI 9730   
MAUTC Task 30: Statewide Determination of the Extent of Adverse Effects Unpaved Roads Have on Exceptional Value and AHigh Quality Streams (Phase 1).  By B. D. Ott and D. E. Arnold.  February 1997.  100 pp.  Not available for distribution to the public.

1996

PTI 9601   
Synthesis of Research on Older Travelers--Draft Interim Report 2.  By P. M. Garvey, M. T. Gates, and M. T. Pietrucha.  August 1995.  84 pp.

PTI 9602 
Synthesis of Research on Older Travelers.  Final Report.  By P.M. Garvey, M. T. Gates, and M. T. Pietrucha.  December 1995.  94 pp.

PTI 9603    
Quality Control Testing of Asphalt Binders.  Draft Final Report.  By D. A. Anderson and Y. Liu.  September 30, 1995.  84 pp.

PTI 9604   
Sign Visibility Literature Review.  Final Report.  By P. M. Garvey, B.  Thompson-Kuhn, and M. T. Pietrucha.  December 15, 1995.  100 pp.

PTI 9605   
Penns Valley School Bus Routing Analysis.  Final Report.  By K. A. Raynar and J. J. Baldassari.  October 23, 1995.  55 pp.

PTI 9606   
Relationship of Operating Speeds to Roadway Geometric Design Speeds.  Final Report.  By C. M. Poe, J. P. Tarris, and J. M. Mason.  December 23, 1996.  262 pp.

PTI 9607    
Quantification of Labor Inefficiencies Resulting from Schedule Compression and Acceleration.  Final Report.  By H. R. Thomas, T. M. Arnold, and A. A. Aloufa.  November 1995.  92 pp.

PTI 9608   
Annual Report for the Center for Intelligent Transportation Systems.  Annual Report.  By J. M. Mason and M. L. Patten.  October 31, 1995.  24 pp.

PTI 9609   
Synthesis of Research on Intersection Accidents.  Final Report.  By M. T. Pietrucha and P. C. Carlson.  December 12, 1995.  52 pp.

PTI 9610   
Access Management in Pennsylvania.  Final Report.  M. T. Pietrucha, E. Zaki, and S. Rozyckie.  February 26, 1996.  220 pp.

PTI 9611   
Mid-Atlantic Universities Transportation Center 7 Year Report.  By J. H. Miller

PTI 9612   
Options for a Scenic Byways Program in the Commonwealth of Pennsylvania.  By Todd A. Heckman.  December 15, 1995.  115 pp.

PTI 9613    
Labor Inefficiencies Caused by Schedule Acceleration and Compression.  Final Report.  By H. R. Thomas and A. A. Oloufa.  March 1996.  38 pp.

PTI 9614    
Improved Surface Drainage of Pavements.  Draft Final Report.   By D. A. Anderson, J. R. Reed, and R. S. Huebner.  October 1996.  191 pp.

PTI 9615      
Strategies for Minimizing the Economic Consequences of Schedule Acceleration and Compression.  Summary Report.  By H. R. Thomas.  March 1996.

PTI 9616        
Short Span Prefabricated Bridge Standards and Specifications.  Summary Report on Tasks 1 and 2.  By Andrew Scanlon.  March 1996.

PTI 9617     
Computer Simulation of Modified Vehicles.  Final Report.  By B. J. Gilmore and R. J. Wollyung.  March 31, 1996.  40 pp.

PTI 9618     
Strength Testing of Ford, QMCI Torque Arms and Frame Rail End.  Final Report.  By R. J. Wollyung and B. J. Gilmore.  January 26, 1996.  17 pp.

PTI 9619   
Analysis of Longitudinal Data from the Puget Sound Transportation Panel, Task B: Integration of PSTP Databases and PSTP Codebook.  Final Report.  By K. G. Goulias and J. Ma.  June 1996.  125 pp.

PTI 9620   
A Rail Corridor Preservation Process for Pennsylvania.  Final Report.  By G. L. Gittings and A. J. Mowen.  April 1996.  32 pp.

PTI 9621   
Analysis of Longitudinal Data from the Puget Sound Transportation Panel, Task C: Past Uses of PSTP Databases.  Final Report.  By K. G. Goulias and J. Ma.  June 1996.  39 pp.

PTI 9622   
Analysis of Longitudinal Data from the Puget Sound Transportation Panel, Task D: Development and Performance of Sample Weights for PSTP.  Final Report.  By K. G. Goulias and J. Ma.  June 1996.  51 pp.

PTI 9623   
Analysis of Longitudinal Data from the Puget Sound Transportation Panel, Task F: Cross Section and Dynamic Analysis of Activity and Travel Patterns in PSTP.  Final Report.  By K. G. Goulias and J. Ma.  June 1996.  46 pp.

PTI 9624     
Field Testing of Bridge No. 196 in Chester County, Pennsylvania.  Final Report.  By T. E. Boothby and C. S. Elgin.  May 31, 1996.  45 pp.

PTI 9625   
Analysis of Longitudinal Data from the Puget Sound Transportation Panel, Task E: Modal Split Analysis, Vol. 1.  Draft Final Report.  By K. G. Goulias and J. Ma.  May 1996.  104 pp.

PTI 9626   
Analysis of Longitudinal Data from the Puget Sound Transportation Panel, Task E: Modal Split Analysis, Vol. 2.  Draft Final Report.  By K. G. Goulias and J. Ma.  May 1996.  212 pp.

PTI 9627   
Development and Testing of a New Guide Sign Alphabet.  Final Report.   By P. M. Garvey and M. T. Pietrucha.  June 15, 1996.  120 pp.

PTI 9628     
NATDAC Field Demonstration.  Final Report.  By D. A. Streit and R. A. Tallon.  June 24, 1996.  27 pp.

1995

PTI 9502 
Evaluation of Decentralized Vehicle Registration and Driver Licensing.  Vol. 1,  Executive Summary.  Report to the Pennsylvania Legislature.  By J. H. Miller, M. L. Patten, C. C. Fiscelli, I. J. Podraza, S. C. Alsop, and G. L. Gittings.  November 1994.  24 pp.

PTI 9503 
Evaluation of Decentralized Vehicle Registration and Driver Licensing.  Vol. 2,  Technical Report.  Report to the Pennsylvania Legislature.  By J. H. Miller, M. L. Patten, C. C. Fiscelli, I. J. Podraza, S. C. Alsop, and G. L. Gittings.  November 1994.  269 pp.

PTI 9504   

Evaluation of Decentralized Vehicle Registration and Driver Licensing.  Vol. 3,  Appendices.  Report to the Pennsylvania Legislature.  By J. H. Miller, M. L. Patten, C. C. Fiscelli, I. J. Podraza, S. C. Alsop, and G. L. Gittings.  November 1994.  250 pp.

PTI 9506   
Traffic Engineering Education Plan.  Final Report.  By J. M. Mason, Jr., C. M. Poe, and M. T. Pietrucha.  November 1994.  75 pp.

PTI 9507   
A Review of State Aviation Priorities and Processes.  Final Report.  By G. L. Gittings and J. Cullison.  December 1994.  140 pp.

PTI 9508   
The Planning and Design of Bicycle and Pedestrian Trail Crossings.  Literature Review.  By D. J. Torbic.  October 1994.  72 pp.

PTI 9509   
LTAP:  Local Technical Assistance Program, The Pennsylvania Local Roads Program.  Evaluation Report.  By B. Massimo.  November 1994.  80 pp.

PTI 9510     
Study of the Frictional Behavior of Steel Grid Bridge-Tire Interface.  Final Report.  By J. J. Henry and Z. Rado.  October 1994.  52 pp.

PTI 9511   
Local Right-of-Way Preservation Program.  Participants' Handbook.  By C. Griffiths and K. G. Goulias.  October 1994.  386 pp.

PTI 9512   
Evaluation of Issues in Planning and Design of Bicycle Trail-Highway Crossings.  Final Report.  By G. L. Gittings, D. J. Torbic, and L. A. Zangwill.  December 1994.  145 pp.

PTI 9513     
Field Testing of Random Stone Masonry Arch Bridge No. 270 in Chester County, Pennsylvania.  Final Report.  By T. E. Boothby and D. E. Domalik.  December 1994.  47 pp.

PTI 9514   
A Project Priority-Setting Methodology for Pennsylvania's Airport Development Program.  Final Report.  By G. L. Gittings and J. Cullison.  December 1994.  94 pp.

PTI 9515   
Evaluation of Decentralized Vehicle Registration and Driver Licensing Activities.  Vol. 1, Executive Summary.  By J. H. Miller, M. L. Patten, C. C. Fiscelli, I. J. Podraza, J. D. Gerth, S. C. Alsop, and G. L. Gittings.  May 1995.

Evaluation of Decentralized Vehicle Registration and Driver Licensing Activities.  Vol. 2, Technical Report.  By J. H. Miller, M. L. Patten, C. C. Fiscelli, I. J. Podraza, J. D. Gerth, S. C. Alsop, and G. L. Gittings.  May 1995.

Evaluation of Decentralized Vehicle Registration and Driver Licensing Activities.  Vol. 3, Evaluation Plan, Literature Review, and Appendices.  By J. H. Miller, M. L. Patten, C. C. Fiscelli, I. J. Podraza, J. D. Gerth, S. C. Alsop, and G. L. Gittings.  May 1995.

PTI 9516   
A What-to-Do Guide for Schedule Acceleration and Compression.  Final Report.  By H. R. Thomas, A. A. Oloufa, and A. S. Hanna.  February 1995.  60 pp.

PTI 9517   
Learning About Our Customer:  The Results of the 1994 Keystone Rail Service On-Board Survey.  Final Report.  By J. H. Miller, D. Diamond, and R. E. Brydia.  February 1995.  31 pp.

PTI 9519   
Development of Driver Performance Instructional Materials for Non-Novice Drivers.  Final Report.  By M. T. Pietrucha.

PTI 9520     
Bus Operator Workstation Evaluation and Design Guidelines: Volume IBExecutive Summary.  Final Report.  By J. Bucciaglia, H. Lou, B.J. Gilmore, and A. Freivalds.  February 1997.

PTI 9521     
Bus Operator Workstation Evaluation and Design Guidelines: Volume IIBFinal Report.  Final Report.  By J. Bucciaglia, H. Lou, B.J. Gilmore, and A. Freivalds.  February 1997.

PTI 9522     
Bus Operator Workstation Evaluation and Design Guidelines: Volume III-Appendices A-D.  Final Report.  By J. Bucciaglia, H. Lou, B. J. Gilmore, and A. Freivalds.  February 1997.

PTI 9523     
Bus Operator Workstation Evaluation and Design Guidelines: Volume IVBAppendices E-G.  Final Report.  By H. You, J. Bucciaglia, and B. Lowe.  February 1997.

PTI 9524   
Risk Management Approach to District Information Management.  Final Report.  By T. A. Heckman and G. L. Gittings.  March 1995.  13 pp.

PTI 9526   
Strategic Plan for the Center for Intelligent Transportation Systems.  Final Report.  By J. M. Mason, Jr., M. L. Patten, and R. J. Hansen.  June 1995.  27 pp.

PTI 9527   
Automatic Traffic Recorder Data Collection System Modernization.  Final Report.  By K. A. Raynar and K. G. Goulias.  April 1995.  50 pp.

PTI 9528   
Synthesis of Research on Older Travelers.  Interim Report.  By P. M. Garvey, M.T. Gates, and M.T. Pietrucha.  May 1995.  55 pp.

PTI 9529   
Strategic Options to Enhance Rail Transport Service in Rural Pennsylvania.  Final Report.  By G. L. Gittings, L. A. Zangwill, J. C. Spychalski, and J. K. Stover.  June 1995.  113 pp.

PTI 9530   
Automatic Traffic Recorder Data Collection System ModernizationCCAVC and WIM Technologies and Related Software Review.  Final Report.  By K. A. Raynar and K. G. Goulias.  August 1995.  65 pp.

PTI 9531   
Assessment of Advanced Traffic Signal Control Equipment.  Final Report.  By L. Elefteriadou.  May 1995.  100 pp.

1994

PTI 9401     
Final Designs and Details for Simple Span Bridges Made Continuous.  Task 3 Final Report.  By A. Scanlon, I. C. Patel, and S. Angelo.  March 1994.  230 pp.

PTI 9402     
Design for Overloads in Prestressed Concrete Bridges.  Tasks 4-7 Final Report.  By H. H. West, T. P. Schweich, and P. H. Mahally.  March 1994.  98 pp.

PTI 9403   
A Study of Emission Control Strategies for Pennsylvania:  Emission Reductions from Mobile Sources, Cost Effectiveness, and Economic Impacts.  Final Report.  By K. G. Goulias, T. Litzinger, J. Nelson, and V. Chalamgari.  August 1993.  270 pp.

PTI 9405     
1993 Skid Testing Data Report.  Final Report.  By R. Tallon.  September 1993.  84 pp.

PTI 9406     
Bridge Superstructure Research:  Integral Abutment Bridges and their Pile Design.  Final Report.  By T. Krauthammer, J. Kennelly, and L. Abdelkarim.  May 1996. 

PTI 9407     
TMC Bus Handling and Tilt Table Testing Data Report.  Final Report.  By D. Klinikowski.  September 1993.  200 pp.

PTI 9408     
Programming Details and Results for Optimization of Heavy Duty Truck Suspension Design and Control.  By D. Blue.  December 1993.  164 pp.

PTI 9409   
Evaluation of Decentralized Vehicle Registration and Driver Licensing.  Project Task 4 Interim Report.  By M. L. Patten, G. L. Gittings, I. Podraza, and C. Fiscelli.  October 1993.  65 pp.

PTI 9410   
Evaluation of Decentralized Vehicle Registration and Driver Licensing.  Project Task 4 Evaluation Plans.  By M. L. Patten, G. L. Gittings, I. Podraza.  October 1993.  45 pp.

PTI 9411     
Aircraft Towing Tractor Test Program.  Final Report.  By B. A. Suresh and B. J. Gilmore.  November 1993.  162 pp.

PTI 9412   
Congestion Management Study.  Technical Memorandum.  By M. L. Patten, S. C. Alsop, and J. M. Mason, Jr.  November 1993.  80 pp.

PTI 9413     
Fatigue Evaluation ReportCMB-2 Aircraft Towing Tractor.  Final Report.  By E. F. Radone and B. J. Gilmore.  November 1993.  39 pp.

PTI 9414     
Finite Element Analysis Report MB-2 Aircraft Towing Tractor.  By B. J. Gilmore and E. F. Radone.  November 1993.  33 pp.

PTI 9415 
Rheological Evaluation of Premium-Grade Asphalt Binders Using SHRP Performance-Related Testing.  Final Report.  By H. U. Bahia.  November 1993.  52 pp.

PTI 9416 
Testing and Evaluation of Fourteen Asphalt Binders Using New SHRP Testing and Evaluation Systems.  Final Report.  By H. U. Bahia and D. A. Anderson.  November 1993.  55 pp.

PTI 9417 
Evaluation of Parallel Plate and Cup and Plate Geometries.  Final Report. By D. A. Anderson.  October 1993.  38 pp.

PTI 9418 
Evaluation of the Satec Direct Tension Test Device.  Final Report..  By D. A. Anderson, R. Dongre, and M. Marasteanu.  October 1993.  38 pp.

PTI 9419 
Mitigation of Horseshoe Damage to Pavements.  Task 1 and 2 Report.  By S. M. Stoffels.  December 1993.  198 pp.

PTI 9420   
Transportation Analysis of Travel Routes from the Centre County Solid Waste Authority to Six Different Sites in Pennsylvania.  Final Report.  By V. G. Chalamgari, J-H. Chung, D. J. Szekeres, K. G. Goulias, and M. D. Casper.  February 1994.  24 pp.

PTI 9421   
Cellular Telephone Study.  Work Order 6 Technical Memorandum.  By M. L. Patten, J. W. Bagby, R. L. Kilareski, and J. M. Mason, Jr.  December 1993.  76 pp.

PTI 9422   
Evaluation of Decentralized Vehicle Registration and Driver Licensing.  Project Task 4,  Status Report 2.  By M. L. Patten, G. L. Gittings, I. Podraza and C. Fiscelli.  December 1993.  87 pp.

PTI 9423   
Maintenance Practices for Local Roads, Volume I:  Maintenance Techniques.  Final Report.  By W. P. Kilareski, R. E. Brydia, and V. P. Lewis.  June 1994.  270 pp.  (FHWA Report No. FHWA/PA 94‑0200).

PTI 9424   
Maintenance Practices for Local Roads, Volume II:  Personnel Supervision.  Final Report.  By W. P. Kilareski, R. E. Brydia, and V. P. Lewis.  June 1994.  94 pp.  (FHWA Report No. FHWA/PA 94‑0201).

PTI 9425   
Maintenance Practices for Local Roads, Volume III:  Program Administration.  Final Report.  By W. P. Kilareski, R. E. Brydia, and V. P. Lewis.  June 1994.  178 pp.  (FHWA Report No. FHWA/PA 94‑0202).

PTI 9426   
Maintenance Practices for Local Roads, Volume IV:  An Overview for Elected Officials.  Final Report.  By W. P. Kilareski, R. E. Brydia, and V. P. Lewis.  June 1994.  156 pp.  (FHWA Report No. FHWA/PA 94‑0203).

PTI 9427     
Pennsylvania School Bus Driver Instructor's Manual.  Final Report.  By J. H. Goldberg.  October 1993.  280 pp.

PTI 9428     
Pennsylvania School Bus Driver's Manual.  Final Report.  By J. H. Goldberg.  October 1993.  237 pp.

PTI 9429     
User Friendly Bus Interior Design:  Reducing Falls Through Improved Visual Environment.  Final Report.  By B. J. Gilmore.  February 1994.  54 pp.

PTI 9430 
Use of Devulcanized Tire Rubber/Plastic Modified Asphalt Cement in Hot-Mix Asphalt.  Final Report for Phase I.  By H. U. Bahia and R. M. Davies.  March 1994.  177 pp.

PTI 9432   
Local Right-of-Way Preservation Program.  Course Handbook.  By C. Griffiths and K. G. Goulias.  October 15, 1994.  417 pp.

PTI 9434     
User Friendly Bus Interior Design:  Reducing Falls Through Improved Visual Environment.  Executive Summary.  By B. J. Gilmore.  February 1994.   8 pp.

PTI 9436   
Latent Demand Estimation Using Panel Observations.  Task D Final Report.  By K. G. Goulias.  March 1994.  41 pp.

PTI 9437    
Dynamic Vehicle Forces on Pavement.  Second Interim Report.  By D. A. Streit, B. T. Kulakowski, R. J. Wollyung.  January 1994.  240 pp.

PTI 9438   
Effects of Scheduled Overtime on Labor Productivity:  A Quantitative Analysis.  Final Report.  By H. R. Thomas and K. A. Raynar.  June 1994.  57 pp.

PTI 9441   
Rheological Evaluation of Asphalt Binders Produced by Blending Practices Using SHRP Performance-Related Testing.  Final Report.  By H. U. Bahia and C. Maher.  September 1994.  70 pp.

PTI 9444   
Pavement Markings and Delineation for Older Drivers, Volume I: Executive Summary.  By R. S. Hostetter and M. T. Pietrucha.  November 1994.  25 pp.

Pavement Markings and Delineation for Older Drivers, Volume II:  Final Report.  By R. S. Hostetter and M. T. Pietrucha.  November 1994.  143 pp.

PTI 9445   
LTAP 1993 Urban Needs Assessment.  Final Report.  By B. Massimo.  November 1994.  80 pp.

PTI 9446   
Evaluation of Decentralized Vehicle Registration and Driver Licensing.  Project Task 4,  Status Report 3.  By M. L. Patten, G. L. Gittings, I. Podraza and C. Fiscelli.  May 1994.  155 pp.

1993

PTI 9301   
Risk Management and Tort LiabilityCInstructor's Notebook.  Short Course 1, Municipal Risk Management Training Series for Road Officials.  By W. P. Kilareski, R. E. Brydia, J. M. Mason, Jr., and M. T. Pietrucha.  July 1992.  111 pp.

PTI 9302 
Binder Characterization and Evaluation.  Volume 1.  By D. A. Anderson, D. W. Christiansen, and H. U. Bahia.  May 1994.  152 pp.  (SHRP Report No. SHRP-A-367)

PTI 9303 
Binder Characterization and Evaluation.  Volume 2.  By J. F. Branthaver, J. C. Petersen, R. E. Robertson, J. J. Duvall, S. S. Kim, P. M. Harnsberger, T. Mill, E. K. Ensley, F. A. Barbour, and J. F. Schabron.  November 1993.  479 pp.  (SHRP Report No. SHRP-A-368)

PTI 9304 
Binder Characterization and Evaluation.  Volume 3:  Physical Characterization.  By D. A. Anderson, D. W. Christiansen, H. U. Bahia, R. Dongre, M. G. Sharma, and C. E. Antle.  May 1994.  475 pp.  (SHRP Report No. SHRP-A-369)

PTI 9305 
Binder Characterization and Evaluation.  Volume 4:  Test Methods.  By J. C. Petersen, R. E. Robertson, J. F. Branthaver, P. M. Harnsberger, J. J. Duvall, S. S. Kim, D. A. Anderson, D. W. Christiansen, H. U. Bahia, R. Dongre, C. E. Antle, M. G. Sharma, J. W. Button, and C. J. Glover.  May 1994.  207 pp.  (SHRP Report No. SHRP-A-370)

PTI 9307     
Dynamic Vehicle Forces on Pavements.  First Year Report.  By D. A. Streit and B. T. Kulakowski.  August 1992.  168 pp.

PTI 9308     
Vehicle Forces Second Year Report.  By D. A. Streit and B. T. Kulakowski.

PTI 9309     
Operator's Manual for Noncontact Pavement Texture Measurement System.  Final Report.  By J. J. Henry and J. C. Wambold.  September 1992.  74 pp.

PTI 9310   
Further Promotion of Safe Driving Strategies, Volume I:  Executive Summary.  Final Report.  By J. M. Mason, Jr., M. L. Patten, R. J. Micsky, J. P. Tarris, and R. E. Brydia.  December 1992.  39 pp.

PTI 9311   
Further Promotion of Safe Driving Strategies, Volume II:  Young Drivers.  Final Report.  By J. M. Mason, Jr., M. L. Patten, R. J. Micsky, J. P. Tarris, and R. E. Brydia.  December 1992.  189 pp.

PTI 9312   
Further Promotion of Safe Driving Strategies, Volume III:  Elderly Drivers.  Final Report.  By J. M. Mason, Jr., M. L. Patten, R. J. Micsky, J. P. Tarris, and R. E. Brydia.  December 1992.  176 pp.

PTI 9317   
Identification, Description, and Assessment of Nontechnical Issues in Developing a State-University-Private Partnership for AVCS Technology Implementation.  Task 5 Final Report.  By K. G. Goulias and D. S. Hurley.  March 1993.  48 pp.

PTI 9318   
Civil Engineering Careers:  A User's Guide for Awareness, Retention, and Curriculum Programs.  Final Report.  By J. M. Mason, Jr., and L. M. Kostival.  August 1993.  119 pp.

PTI 9319

The Effects of Changes on Labor Productivity:  Why and How Much.  Final Report.  By H. R. Thomas and C. L. Napolitan, June 1993.  73 pp.

PTI 9320 
Directory of Programs and Services.  Report.  By J. M. Mason, Jr. and L. M. Kostival.  August 1993.  126 pp.  Not to be released for publication.

1992

PTI 9202    
Development of Pavement Design Guide Procedures for Pennsylvania.  Final Report.  By D. R. Hiltunen, S. M. Stoffels, W. P. Kilareski, D. L. Coudriet, and J. R. James.  November 1991.  266 pp.

PTI 9203        
Evaluation of the Frictional Characteristics of Brick Pavers.  Final Report.  By B. T. Kulakowski.  November 1991.  65 pp.

PTI 9204   
People-Oriented Approach to Improving Performance.  Final Report.  By H. R. Thomas, G. R. Smith, W. F. Maloney, and G. M. Briggs.  July 1992.  194 pp.

PTI 9209      
Condition Evaluation of Concrete Bridges Relative to Reinforcement Corrosion, Volume I:  State of the Art of Existing Methods.  Final Report.  By E. J. Gannon and P. D. Cady.  May 1992.  75 pp.

PTI 9210      
Condition Evaluation of Concrete Bridges Relative to Reinforcement Corrosion, Volume II:  Method for Measuring the Corrosion Rate of Reinforcing Steel.  Final Report.  By J. Flis, A. Sehgal, D. Li, Y. Kho, S. Sabol, H. Pickering, K. Osseo-Asare, and P. D. Cady.  May 1992.  113 pp.

PTI 9211      
Condition Evaluation of Concrete Bridges Relative to Reinforcement Corrosion, Volume III:  Method for Evaluating the Condition of Asphalt-Covered Decks.  Final Report.  By A. J. Alongi, G. G. Clemena, and P. D. Cady.  May 1992.  89 pp.

PTI 9212      
Condition Evaluation of Concrete Bridges Relative to Reinforcement Corrosion, Volume IV:  Deck Membrane Effectiveness and a Method for Evaluating Membrane Integrity.  Final Report.  By I. L. Al-Qadi, R. E. Weyers, N. L. Galagedera, and P. D. Cady.  May 1992.  138 pp.

PTI 9213      
Condition Evaluation of Concrete Bridges Relative to Reinforcement Corrosion, Volume V:  Methods for Evaluating the Effectiveness of Penetrating Sealers.  Final Report.  By D. Whiting, B. Ost, M. Nagi, and P. D. Cady.  May 1992.  63 pp.

PTI 9214      
Condition Evaluation of Concrete Bridges Relative to Reinforcement Corrosion, Volume VI:  Method for Field Determination of Total Chloride Content.  Final Report.  By S. E. Herald, M. Henry, I. L. Al-Qadi, R. E. Weyers, M. A. Feeney, S. F. Howlum, and P. D. Cady.  May 1992.  160 pp.

PTI 9215      
Condition Evaluation of Concrete Bridges Relative to Reinforcement Corrosion, Volume VII:  Method for Field Measurement of Concrete Permeability.  Final Report.  By D. Whiting and P. D. Cady.  May 1992.  95 pp.

PTI 9216      
Condition Evaluation of Concrete Bridges Relative to Reinforcement Corrosion, Volume VIII:  Procedure Manual.  Final Report.  P. D. Cady and E. J. Gannon.  May 1992.  119 pp.

PTI 9218      
Safer Truck Travel.  Task Report.  By J. M. Mason, Jr., M. L. Patten, and C. W. Plummer.  September 1991.  124 pp.

PTI 9219-I    
Safer Truck Travel, Volume I:  Executive Summary.  Final Report.  By J. M. Mason, Jr., M. L. Patten, C. M. Plummer, Jr., and R. J. Micsky.  June 1992.  100 pp.

PTI 9219-II   
Safer Truck Travel, Volume II:  Technical Report.  Final Report.  By J. M. Mason, Jr., M. L. Patten, C. M. Plummer Jr. and R. J. Micsky.  June 1992.  353 pp.

PTI 9220      
Bridge Superstructure Research, Task 1:  Data Gathering for Continuous Structure Designs.  Summary Report.  By A. Scanlon and T. A. Prestash.  October 1991.  14 pp.

PTI 9221      
Expanding the Civil Engineering Pool.  Final Report.  By J. M. Mason, Jr., J. P. Tarris, E. Zaki, and M. S. Bronzini.  October 1991.  385 pp.

PTI 9222    
Development of Pavement Design Guide Procedures for Pennsylvania.  Implementation Report.  By S. M. Stoffels, D. R. Hiltunen, and W. P. Kilareski.  November 1991.  20 pp.

PTI 9223      
Bridge Superstructure Research, Task 8:  Survey on Integral Abutments.  Summary Report.  By T. Krauthammer.  November 1991.  10 pp.

PTI 9224     
Truck Escape Ramp Design Methodology.  Volume 2:  Final Report.  By J. C. Wambold, L. A. Rivera-Oritiz, and M. C. Wang.  September 1992.  236 pp.

PTI 9225   
People-Oriented Approach to Improving Performance.  Instructor's Manual.  July 1992.  337 pp.

PTI 9226     
Operator's Manual for the Pennsylvania Transportation Institute Road Profile Measurement System.  Final Report.  By M-F. M. Pong.  185 pp.

PTI 9227      
Pavement Markings and Delineation for Older Drivers.  Summary Report on Task D.  By L. Staplin, R. S. Hostetter, and M. T. Pietrucha.  March 1992.  79 pp.

PTI 9228      
Pavement Markings and Delineation for Older Drivers.  Task E:  Field Test Plan for Task F.  By R. S. Hostetter, M. T. Pietrucha, and S. F. Arnold.  March 1992.  24 pp.

PTI 9229   
Concrete Bridge Protection and Rehabilitation:  Chemical and Physical Techniques.  Report on Subtask 1-C:  Treatment Costs.  By E. J. Gannon and P. D. Cady.  April 1992.  180 pp.

PTI 9230        DYNTRAC:  Summary Report on Tasks A.7, A.8, and A.9.  Task Report.  By D. A. Streit.  April 1992.  105 pp.

PTI 9231 
Evaluation of Skid Resistance for High-Type Bituminous Surfaces.  Implementation Report.  By R.  Roque, G. Dominguez, and D. A. Anderson.  August 1992.  19 pp. 
  
Evaluation of Skid Resistance for High-Type Bituminous Surfaces.  Final Report.  August 1992.  196 pp.

PTI 9232      
Risk Management and Tort LiabilityCParticipant's Notebook.  Short Course 1, Municipal Risk Management Training Series for Road Officials.  Final Report.  By W. P. Kilareski, R. E. Brydia, J. M. Mason, Jr., and M. T. Pietrucha.  June 1992.  121 pp.

PTI 9233  
Traffic Control Devices/Work Zones.  Short Course 2, Municipal Risk Management Training Series for Road Officials.  By W. P. Kilareski, J. T. Taber, J. J. Chen, and R. E. Vilak.  January 1993.  112 pp.

PTI 9234   
Roadway Safety Design.  Short Course 3, Municipal Risk Management Training Series for Road Officials.  By W. P. Kilareski, R. E. Brydia, J. J. Chen and T. J. Dominiecki.  July 1993.  151 pp.

PTI 9235   
Roadside Safety Design/Breakaway Sign Supports.  Short Course 4, Municipal Risk Management Training Series for Road Officials.  By W. P. Kilareski, R. E. Brydia, J. J. Chen, and T. J. Dominiecki.  January 1994.  205 pp.

1991

PTI 9101   
Expanding the Civil Engineering Pool.  Amplified Research Plan.  By M. Bronzini.  July 1990.  20 pp.

PTI 9103   
Procedures Manual For Collecting Productivity and Related Data of Labor-Intensive Activities on Commercial Construction Projects:  Masonry.  Final Report.  By H. R. Thomas, R. M. W. Horner, and G. R. Smith.  December 1990.  66 pp.

PTI 9104   
Procedures Manual For Collecting Productivity and Related Data of Labor-Intensive Activities on Commercial Construction Projects:  Structural Steel.  Final Report.  By H. R. Thomas, G. R. Smith, and R. M. W. Horner.  December 1990.  64 pp.

PTI 9105   
Procedures Manual For Collecting Productivity and Related Data of Labor-Intensive Activities on Commercial Construction Projects:  Concrete Formwork.  Final Report.  By H. R. Thomas, G. R. Smith, and R. M. W. Horner.  March 1991.  69 pp.

PTI 9106     
Development of a Methodology to Identify and Correct Slippery Pavements.  Final Report.  By B. T. Kulakowski, J. C. Wambold, C. E. Antle, C. Lin, and J. M. Mason, Jr.  November 1990.  121 pp.

PTI 9107   
Effects of Scheduled Overtime on Labor Productivity:  A Literature Review and Analysis.  Final Report.  By H. R. Thomas.  September 1990.  63 pp. 

PTI 9108     
Development of a Methodology to Identify and Correct Slippery Pavements.  Implementation Report.  By B. T. Kulakowski, J. C. Wambold, C. E. Antle, C. Lin, and J. M. Mason, Jr.  January 1990.  36 pp.

PTI 9109     
Development of a Methodology to Identify and Correct Slippery Pavements --Summary Report on Task 3:  Validation of Selected WPI Models.  By B. T. Kulakowski, J. C. Wambold, C. E. Antle, C. Lin, and J. M. Mason, Jr.  August 1990.  12 pp.

PTI 9110     
Evaluation of Concrete Pavement Restoration in Pennsylvania.  Final Report.  By S. M. Stoffels, W. P. Kilareski, P. R. Rader, and P. D. Cady.  February 1991.  224 pp.

PTI 9111   
Shared-Ride Paratransit Performance Evaluation Guide--Technical Report.  Final Technical Report.  (For Workshop Edition, see PTI 9011.)  By J. H. Miller.  November 1989.  95 pp.

PTI 9112     
Effects on Safety of Pavement-Truck Tire Interaction.  Final Report.  By B. T. Kulakowski, J. C. Wambold, D. W. Blue, R. R. Blackburn, and D. W. Harwood.  April 1991.  133 pp.

PTI 9113   
Driver Visibility Under Wet Pavement Conditions.  Final Report.  By R. L. Lee, R. S. Hostetter, and H. W. Leibowitz.  June 1991.  59 pp. 

PTI 9117     
Dynamic Vehicle Forces on Pavements.  Interim Report on Task A.  By B. T. Kulakowski and D. A. Streit.  January 1991.  72 pp.

PTI 9118        
Instrumentation for Flexible PavementsCField Performance of Selected Sensors.  Final Report, Appendices, Technical Summary.  By P. E. Sebaaly, N. Tabatabaee, B. T. Kulakowski, and T. Scullion.  October 1991.  FR:  302 pp; App:  183 pp; TS:  4 pp.

PTI 9119     
Evaluation of Concrete Pavement Restoration in Pennsylvania.  Implementation Report.  By S. M. Stoffels, W. P. Kilareski, P. R. Rader, and P. D. Cady.  February 1991.  15 pp.

PTI 9121   
Safer Truck Travel.  Interim Report I.  By J. M. Mason, Jr., M. L. Patten, and C. W. Plummer, Jr.  March 1991.  29 pp.

PTI 9122   
Further Promotion of Safe Driving Strategies.  Interim Report I.  By J. M. Mason, Jr., J. P. Tarris, M. L. Patten, R. J. Micsky, and R. E. Brydia.  March 1991.  55 pp.

PTI 9130   
Pavement Markings and Delineation for Older Drivers.  Task C:  Workplan.  By R. S. Hostetter.  March 1991.  17 pp.

PTI 9131 
An Evaluation of the Design, Construction, and Performance of the Montour SES By-Pass Road.  Final Report.  By D. A. Anderson.  June 1992.  185 pp.

PTI 9132     
Dynamic Vehicle Forces on Pavements.  Test Program.  By B. T. Kulakowski and D. A. Streit.  April 1991.  26 pp.

PTI 9133 
Chloride Content of Concrete.  Interim Report.  By I. Al-Qadi, S. E. Herald, M. Henry, R. E. Weyers, M. A. Feeney, S. F. HowLum for SHRP.  July 1991.  247 pp.

PTI 9134   
Activities of the Coalition to Advance Transportation Science and Technology in the Northeast.  Final Report.  By M. L. Patten, J. M. Mason, Jr., W. P. Kilareski, and T. F. Humphrey.  June 1991.  103 pp.

PTI 9135     
1990 Calibration Report for West Virginia Department of Highways.  By J. C. Wambold.  March 1991.  31 pp.

PTI 9137      
Expanding the Pool of Civil Engineering Students:  Strategies for Their Recruitment and Retention.  Final Report.  By J. M. Mason, Jr., J. P. Tarris, E. Zaki, and M. S. Bronzini.  October 1991.  84 pp.

1990

PTI 9001     
U.S.A. Road Surface and Use Characteristics.  Interim Report.  By W. P. Kilareski, J. M. Mason, Jr., G. L. Gittings, C. A. Antle, J. C. Wambold, D. J. Folmar, and R. E. Brydia.  July 1989.  37 pp.

PTI 9002   
Municipal Safety Liaison--Local Road and Street Safety Improvement Program.  Final Report.  By J. M. Mason, Jr., K. Fitzpatrick, K. L. Slack, and W. Kilareski.  August 1989.  57 pp.

PTI 9003   
An Analysis of Factors Affecting Labor Productivity in Masonry Construction.  Final Report.  By S. R. Sanders, H. R. Thomas, G. R. Smith, and F. L. Mannering.  August 1989.  214 pp.

PTI 9004   
Procedures Manual for Collecting Productivity and Related Data of Labor-Intensive Activities on Commercial Construction Projects.  Final Report.  By H. R. Thomas, S. R. Sanders, and R. M. W. Horner.  August 1989.  99 pp.

PTI 9005   
An Exploratory Study of Productivity Forecasting Using the Factor Model for Masonry.  Final Report.  By H. R. Thomas, G. R. Smith, S. R. Sanders, and F. L. Mannering.  December 1989.  153 pp.

PTI 9006     
Performance Characteristics for Cast-in-Place Bridge Barrier.  Final Report.  By A. Scanlon, R. McClure, P. Spitzer, T. Tessaro, and A. Aminmosour.  February 1990.  227 pp.

PTI 9008 
Design, Construction, and Performance of Bituminous Seal Coats.  Final Report.  By R. Roque, D. A. Anderson, R. A. Robyak, and M. Thompson.  December 1989.  280 pp.

PTI 9009     
Development of an Implementation Package Entitled "Skid Resistance Manual."  Interim Report for Task B.  By B. Kulakowski.  October 1989.  214 pp.

PTI 9011   
Shared-Ride Paratransit Performance Evaluation Guide.  Final Report--Workshop Edition.  (For Technical Report, see PTI 9111.)  By J. H. Miller.  September 1989.  84 pp.

PTI 9012     
Performance of Jointed Concrete Pavements--Volume III:  Summary of Research Findings.  Final Report.  By S. M. Stoffels, W. P. Kilareski, and S. L. Simoneau.  April 1990.  156 pp.

PTI 9013     
Structural Overlay Strategies for Jointed Concrete Pavements--Volume V:  Summary of Research Findings.  Draft Report.  By S. M. Stoffels, P. R. Rader, S. L. Simoneau, and W. P. Kilareski.  April 1990.  66 pp.

PTI 9014    
Effect of Tire Types and Pressures on Pavement Performance.  Final Report.  By P. Sebaaly and N. Tabatabaee.  December 1989.  85 pp.

PTI 9015 
Instrumentation for Flexible Pavements--Field Performance of Selected Sensors.  Draft Interim Report.  By P. Sebaaly, N. Tabatabaee, T. Scullion, and B. Kulakowski.  November 1989.  363 pp.

PTI 9016     
Skid Resistance Manual.  Final Report.  By B. T. Kulakowski, D. W. Harwood, D. R. Hiltunen, J. M. Mason, Jr., W. E. Meyer, S. L. Simoneau, and J. C. Wambold.  September 1990.  341 pp.

PTI 9017     
Workplan for Determination of Vehicle Suspension Effects on the Braking/Cornering Performance of Truck Tires.  By B. T. Kulakowski and D. W. Blue.  March 1990.  29 pp.

PTI 9018     
U.S.A. Road Surface and Use Characteristics.  Vol. II:  Catalog.  By W. P. Kilareski, J. M. Mason, Jr., G. Gittings, C. Antle, J. C. Wambold, D. Folmar, and R. E. Brydia.  April 1990.  29 pp.

PTI 9019   
Loss of Construction Labor Productivity Due to Inefficiencies and Disruptions:  The Weight of Expert Opinion.  Final Report.  By H. R. Thomas and G. R. Smith.  December 1990. 190 pp.

PTI 9020   
Application Design & Implementation Guide for Traffic Signal Warrants Advisory System.  By Y. Su, J. P. Tarris, J. M. Mason, Jr., and Y. Ellberger.  January 1990.  46 pp.

PTI 9021   
Application Design & Implementation Guide for Pavement Management Advisory System (PMAS).  By J. P. Tarris, W. P. Kilareski, and Y. Ellberger.  January 1990.  50 pp.

PTI 9022   
Demonstration Guide for Traffic Signal Warrants Advisory System.  By Y. Su, J. M. Mason, Jr., J. P. Tarris and Y. Ellberger.  December 1989.  
42 pp.

PTI 9023   
Demonstration Guide for Pavement Management Advisory System (PMAS).  By J. P. Tarris, W. P. Kilareski, and Y. Ellberger.  December 1989.  33 pp.

PTI 9024     
Bibliographies for Physical Properties of Asphalt Cement--Vol. I:  Durability Studies.  By H. Bahia.  October 1990.  205 pp.

PTI 9025 
Bibliographies for Physical Properties of Asphalt Cement--Vol. II:  Characteristics Studies.  By H. Bahia.  October 1990.  175 pp.

PTI 9026 
Bibliographies for Physical Properties of Asphalt Cement--Vol. III:  Thermal Cracking Studies.  By H. Bahia.  October 1990.  63 pp.

PTI 9027 
Bibliographies for Physical Properties of Asphalt Cement--Vol. IV:  Moisture Damage Studies.  By H. Bahia.  October 1990.  60 pp.

PTI 9028 
Bibliographies for Physical Properties of Asphalt Cement--Vol. V:  Fatigue, Fracture, and Rutting Studies.  By H. Bahia.  October 1990.  60 pp.

PTI 9029     
U.S.A. Road Surface and Use Characteristics.  Vol. III:  Final Report.  By W. P. Kilareski, J. M. Mason, Jr., G. Gittings, C. Antle, J. C. Wambold, D. Folmar, and R. E. Brydia.  April 1990.  97 pp.

PTI 9030 
Design, Construction, and Performance of Bituminous Seal Coats.  Implementation Report.  By R. Roque, D. A. Anderson, M. J. Thompson, and R. A. Robyak.  January 1990.  40 pp.

PTI 9031 
In Situ Instrumentation for Resilient Moduli Measurements:  Summary and Recommendations of Task E.  By P. Sebaaly.  February 1990.  26 pp.

PTI 9032    
A Preliminary Pennsylvania Highway Cost Allocation Study.  Final Report.  By A. C. Jacoby.  February 1990.  279 pp.

PTI 9033 
Truck Weight Data Processing, Storage, and Reporting.  Final Report.  By P. Sebaaly, W. Cunigan, and T. Chizewick.  July 1990.  140 pp.

PTI 9034 
Design, Fabrication, and Operation of the Pavement Crack Monitor Gauge.  Final Report.  By N. Tabatabaee and P. Sebaaly.  May 1990.  37 pp.

PTI 9035 
Truck Weight Data Processing, Storage, and Reporting.  Users' Manual.  Final Report.  By P. Sebaaly, and T. Chizewick.  July 1990.  55 pp.

PTI 9036   
A Comparative Analysis of Labor Productivity of Masons in Seven Countries. Final Report.  By S. Bilal and H. R. Thomas.  March 1990.  129 pp. 

PTI 9037   
Activity/Project Selection Guidelines for CIB Productivity Measurements Research.  Final Report.  By H. R. Thomas, R. M. Horner, and G. R. Smith.  December 1990.  19 pp.

PTI 9038 
In Situ Instrumentation for Resilient Moduli Measurements: Statistical Analysis of the Field Data.  Final Report.  By P. Sebaaly, N. Tabatabaee, C. E. Antle, and B. T. Kulakowski.  May 1990.  28 pp.

PTI 9039      
Software Documentation for the Weigh-In-Motion Systems.  Final Report.  By P. E. Sebaaly.  May 1990.  8 pp.

PTI 9040 
The Effect of Cement-Stabilized Base Cracking on Flexible Pavement Performance.  Final Report.  By W. O. Yandell.  May 1990.  80 pp.

PTI 9041     
Condition of Asphalt-Covered Concrete Bridge Decks Using Impact-Echo.  Terminal Interim Report.  By J. A. Lee, S. C. Warfield, J. C. Duke, Jr., and P. D. Cady.  May 1990.  33 pp. (SHRP Report No.  SHRP-S/IR-90-002)

PTI 9042     
Delamination Detection.  Terminal Interim Report.  By J. A. Lee, S. C. Warfield, J. C. Duke, Jr., and P. D. Cady.  May 1990.  91 pp.  (SHRP Report No. SHRP-S/IR-90-001)

PTI 9043     
U.S.A. Road Surface and Use Characteristics.  Vol. I:  Executive Summary.  By W. P. Kilareski, J. M. Mason, Jr., G. Gittings, C. Antle, J. C. Wambold, D. Folmar, and R. E. Brydia.  May 1990.  4 pp.

PTI 9044    
Experimental Determination of the Automotive Seat Transfer Function.  Final Report.  By B. R. Patton and J. C. Wambold.  July 1990.  34 pp.

PTI 9045 
Rheology Meeting Minutes.  By D. A. Anderson.  May 1990.  303 pp. 

PTI 9047   
Procedures Manual for Collecting Productivity and Related Data on Overtime Activities on Industrial Construction Projects: Electrical and Piping.  Final Report.  By H. R. Thomas and J. Rounds.  January 1991.    48 pp.

PTI 9048   
Procedures Manual for Collecting Productivity and Related Data on the Effects of Changes on Industrial Construction Projects:  Electrical and Piping.  Final Report.  By H. R. Thomas.  January 1991.  53 pp.

PTI 9049 
Truck Weight Data Processing, Storage, and Reporting.  Final Report.  By P. Sebaaly, W. Cunigan, and T. Chizewick.  July 1990.  14 pp. 

1989

PTI 8901   
Improving Safe Driving Characteristics through Mass Education/Media.  Vol. 2:  Final Report.  By J. M. Mason, Jr.,   T. B. Davinroy, K. Fitzpatrick, D. J. Mace, and D. J. Seneca.  January 1989.  171 pp.

PTI 8903   
Traffic Data Collection for Municipal Transportation Agencies.  Final Report.  By J. M. Mason, Jr., K. Fitzpatrick, and K. L. Slack.  January 1989.  28 pp.

PTI 8906   
Altoona Area Traffic Analysis:  An Evaluation of U.S. Route 220 Northern Access.  Final Report.  By S. Abu-Eisheh, F. L. Mannering, T. B. Davinroy, and K. Fitzpatrick.  December 1988.  156 pp.

PTI 8907 
Pavement Testing Facility:  Pavement Performance of Test Section 1-1.  By P. Sebaaly and N. Tabatabaee.  September 1988.  38 pp.

PTI 8908   
Improving Safe Driving Characteristics through Mass Education/Media:  Task 7--Bicycle Safety Expert Interviews.  Final Report.  By J. M. Mason, Jr., K. Fitzpatrick, and R. E. Brydia.  January 1989.  42 pp.

PTI 8909   
Improving Safe Driving Characteristics through Mass Education/Media.  Vol. 1:  Executive Summary.  By J. M. Mason, Jr., K. Fitzpatrick, D. L. Seneca, T. B. Davinroy, and D. J. Mace.  January 1989.  39 pp.

PTI 8910     
Nuclear Method for Determination of Asphalt Content Corrected for Moisture in Bituminous Mixture.  By D. W. Christensen and J. P. Tarris.  September 1988.  54 pp. 

PTI 8911     
Slip Resistant Surfaces Research Project:  Advisory Standards.  By F. Buczek, P. R. Cavanagh, L. F. Geschwindner, and B. T. Kulakowski.  September 1988.  9 pp.

PTI 8912 
Field Evaluation of Experimental Seal Coat Additives--Montour County.  Task Order 37.  Final Report.  By J. P. Tarris.  October 1988.  36 pp. 

PTI 8913 
Instrumentation for Flexible Pavements.  Interim Report.  By P. Sebaaly, N. Tabatabaee, and T. Scullion.  March 1989.  158 pp.

PTI 8914     
Slip Resistant Surfaces Research Project.  Executive Summary.  By B. T. Kulakowski, P. R. Cavanagh, L. F. Geschwindner, F. Buczek, and P. Pradhan.  November 1988.  9 pp.

Slip Resistant Surfaces Research Project.  Vol. 1:  Technical Report.  By B. T. Kulakowski, P. R. Cavanagh, L. F. Geschwindner, F. Buczek, and P. Pradhan.  November 1988.  125 pp.

Slip Resistant Surfaces Research Project.  Vol. 2:  Appendixes.  By B. T. Kulakowski, P. R. Cavanagh, L. F. Geschwindner, F. Buczek, and P. Pradhan.  November 1988.  258 pp.

PTI 8916     
Skid Resistance Manual.  Interim Report.  By B. T. Kulakowski, W. E. Meyer, J. C. Wambold, G. L. Gittings, J. W. Bagby, and S. L. Simoneau.  July 1989.  61 pp.

PTI 8918    
Traffic Management.  Final Report.  By J. M. Mason, Jr., E. A. Thomchick, K. Fitzpatrick, and M. L. Patten.  April 1989.  106 pp.

PTI 8919    
Performance and Rehabilitation of Rigid Pavements--Crack and Seat and AC Overlay of Rigid Pavements.  Interim Report.  By  W. P. Kilareski and S. M. Stoffels.  March 1989.  140 pp.

PTI 8920     
Development of Procedures for the Calibration of Profilographs.  Technical Summary.  By B. T. Kulakowski and J. C. Wambold.  February 1989.  
5 pp.

Development of Procedures for the Calibration of Profilographs.  Final Report.  By B. T. Kulakowski and J. C. Wambold.  February 1989.  196 pp.

PTI 8921 
Design, Construction, and Performance of Bituminous Seal Coats.  Construction Report.  By J. P. Tarris.  January 1989.  67 pp.

PTI 8922     
Evaluation of Construction Roughness versus Roller Size.  Final Report.  By J. C. Wambold, W. P. Kilareski, and J. P. Tarris.  February 1989.  67 pp. 

PTI 8923 
Nuclear Method for Determination of Asphalt Content Corrected for Moisture in Bituminous Mixture.  Final Report.  By D. W. Christensen and J. P. Tarris.  May 1898.  82 pp.

PTI 8924   
Local Road and Street Safety Improvement Program.  Participant's Notebook for Short Course.  Final Report.  By J. M. Mason, Jr., W. P. Kilareski, K. Fitzpatrick, R. E. Brydia, and D. L. Seneca.  October 1990.  232 pp.  (PennDOT Special Study SS-033, "Municipal Safety Liaison Project")

PTI 8925   
Local Road and Street Safety Improvement Program.  Instructor's Notebook for Short Course.  Final Report.  By J. M. Mason, Jr., W. P. Kilareski, K. Fitzpatrick, R. E. Brydia, and D. L. Seneca.  October 1990.  234 pp.  (PennDOT Special Study SS-033, "Municipal Safety Liaison Project")

PTI 8927     
Assessment of Physical Condition of Concrete Bridge Components.  Final Report.  By P. D. Cady.  March 1, 1989.  72 pp.

PTI 8928   
Expert System Development for a Transportation Facilities Information System (TFIS):  Application of Advisory Systems for Pavement Management.  Literature Review.  By J. P. Tarris.  March 1989.  44 pp.

PTI 8929     
Calibration Report for West Virginia Department of Highways.  Final Report.  By J. C. Wambold.  January 1989.  40 pp.

PTI 8930 
Measuring Systems and Instrumentation for Evaluating Pavement Maintenance.  Interim Report.  Executive Summary.  By J. C. Wambold and P. Sebaaly.  1989.  9 pp.

Measuring Systems and Instrumentation for Evaluating Pavement Maintenance.  Interim Report.  Technical Report.  By J. C. Wambold and P. Sebaaly.  1989.  244 pp.

PTI 8931   
Fellowship Training Program in Transportation.  Final Report.  By J. J. Henry and J. Herendeen.  March 1989.  13 pp.

PTI 8932 
Pavement Testing Facility:  Pavement Performance of Test Section 2-1.  By P. Sebaaly and N. Tabatabaee.  April 1989.  43 pp.

PTI 8933 
Use of Human Subjects to Calibrate Instruments for Evaluating Pavement Marking Materials.  Final Report.  By C. E. Antle, J. J. Henry, and R. Davidson.  April 1989.  18 pp.

PTI 8934     
Rehabilitation Strategies for Portland Cement Concrete.  Interim Report.  By S. M. Stoffels, P. R. Rader, and W. P. Kilareski.  April 1989.  115 pp. 

PTI 8935     
A Nonlinear Deterioration Model for the Estimation of Bridge Design Life.  Final Report.  By H. H. West, R. M. McClure, E. J. Gannon, H. L. Riad, and B. E. Siverling.  September 1989.  150 pp.  (NTIS:  PB90-110180)

PTI 8936     
Cost Optimal Design of Multispan Steel Plate Girder Highway Bridges.  By A. M. Memari and H. H. West.  August 1989.  480 pp.

PTI 8937   
Highway Investment Priorities for the Greater Johnstown Area.  Final Report.  By D. Straussfogel and J. L. Carroll.  May 1989.  56 pp.

PTI 8939 
Nuclear Method for Determination of Asphalt Content Corrected for Moisture in Bituminous Mixture.  Implementation Report.  By D. W. Christensen and J. P. Tarris.  May 1989.  55 pp.

PTI 8942 
Design, Construction, and Performance of Bituminous Seal Coats.  Interim Report.  By R. Roque, D. A. Anderson, R. A. Robyak, M. Thompson, and J. P. Tarris.  June 1989.  166 pp.

PTI 8944     
Roadway Management Manual.  Final Report.  By S. M. Stoffels, S. L. Simoneau, and W. P. Kilareski.  July 1989.  180 pp.  (PennDOT Publication 242)

PTI 8945 
Rigid Airport Analysis and Design Models.  Report.  By P. E. Sebaaly.  September 1989.  35 pp.

PTI 8946 
Service Life and Cost of Pavement Marking Materials.  Final Report.  Vol. 2:  Appendices.  By J. J. Henry, C. A. Antle, and J. L. Carroll.  March 1990.  322 pp.

PTI 8947 
Service Life and Cost of Pavement Marking Materials.  Final Report.  Vol. 1:  Technical Report.  By J. J. Henry, C. A. Antle, and J. L. Carroll.  March 1990.  89 pp.

PTI 8948     
Analytical and Experimental Study of Runway Runoff with Wind Effects.  Final Report.  By J. R. Reed, D. F. Kibler, and G. A. Krallis.  June 1989.  63 pp.

PTI 8949    
Transportation Advisory Committee Activity Summary.  Final Report.  By E. A Thomchick and M. L. Patten.  January 1990.  56 pp.

PTI 8950     
Accelerated Loading Facility Data Acquisition System (ALFDAS).  Report.  By D. A. Anderson and R. Dongre.  62 pp.

1988

PTI 8801   
A Standard Oculomotor Test (SOT) as a Surrogate Measure of Alcohol-Impaired Performance.  By A. Freivalds.  May 1988.  189 pp.

PTI 8802 
Asphalt Behavior at Low Service Temperatures.  Final Report.  By D. A. Anderson, D. W. Christensen, R. Dongre, M. G. Sharma, and  P. Jordhal.  February 1988.  191 pp.

PTI 8803     
Slip Resistant Surfaces Research Project:  Guideline Recommendations.  Interim Report.  By B. T. Kulakowski and P. R. Cavanagh.  February 1988.  19 pp.

PTI 8804   
Cost Estimate for Bus Proving Ground.  Final Report.  By J. H. Miller and J. P. Tarris.  February 1988.  11 pp.

PTI 8806 
Investigation of Effect of Tire Parameters on Rigid Pavement Response.  By N. Tabatabaee, D. R. Luhr, and D. A. Anderson.  July 1988.  165 pp. 

PTI 8807    A     
The Coordination of Motor Carrier Administration in Pennsylvania.  Final Report.  By E. A. Thomchick, J. E. Tyworth, D. Sersland, and B. Knapp.  July 1988.  76 pp.

PTI 8808     
Structural Overlay Strategies for Jointed Concrete Pavements--Vol. 1:  Sawing and Sealing of Joints in AC Overlays of Concrete Pavements.  By W. P. Kilareski and R. Bionda.  September 1989.  115 pp.

PTI 8809 
Pavement Testing Facility:  Pavement Performance of Test Section 2-2.  By P. Sebaaly, W. P. Kilareski, D. A. Anderson, and N. Tabatabaee.  May 1988.  27 pp.

PTI 8810     
Traffic Management.  Interim Report.  By J. M. Mason, Jr., E. A. Thomchick, K. Fitzpatrick, and M. L. Patten.  May 1988.  52 pp.

PTI 8811     
Documentation of Level 1 Files for FHWA Accelerated Loading Facility Database.  Report.  By D. A. Anderson, P. E. Sebaaly, and N. Tabatabaee.  May 1988.  40 pp.

PTI 8813   
Effectiveness of Pennsylvania's Truck Safety Program.  By J. L. Carroll, E. A. Thomchick, M. Patten, and G. Fredericks.  July 1988.  81 pp.

PTI 8814     
Evaluation of PSU Tribometer to Measure Creep Forces under EHD or Boundary Layer Lubrication Conditions at TTC.  Final Report.  By J. C. Wambold.  June 1986.  22 pp.

PTI 8815     
Truck Escape Ramp Methodology.  Vol. 1:  Executive Summary.  By  J. C. Wambold.  October 1988.  52 pp.  (NTIS:  PB89-133268)

PTI 8816   
Drinking and Driving Countermeasures:  A Literature Review.  By  D. Sweeney, P. Garvey, and J. M. Mason, Jr.  July 1988.  68 pp.

PTI 8817 
Glass Fiber Reinforced Hot-Mix Asphalt.  By D. A. Anderson and J. P. Tarris.  November 1988.  134 pp.

1987

PTI 8701    
Feasibility Study of an Integrated Track Maintenance Information System.  By D. R. Luhr, M. J. Nesbit, and R. W. DeBrie.  1986.  147 pp.

PTI 8702     
Performance/Rehabilitation of Rigid Pavements.  Summary Report.  By W. P. Kilareski and R. A. Bionada.  July 1987.  130 pp.

PTI 8702/2 
Performance/Rehabilitation of Rigid Pavements.  Phase II Work Plan.  By W. P. Kilareski, R. A. Bionada, and M. I. Darter.  July 1987.  110 pp. 

PTI 8703     
Review of Literature and Cracking Models, Summary of Data Analyses and Recommended Test Procedures.  Draft Interim Report.  By D. A. Anderson, D. W. Christensen, and J. P. Runt.  April 1987.  156 pp.

PTI 8704    
1986 Review of Transportation Funding in Pennsylvania.  By E. A. Thomchick, A. Jacoby, B. Knapp, and G. Chu Te.  April 1987.  109 pp. 

PTI 8706   
Senior Citizen Shared-Ride Program Technical Assistance and Data Analysis.  Administrative Report.  By J. H. Miller.  1987.  35 pp.

PTI 8707   
Traffic Data Collection for Municipal Transportation Agencies.  Final Report.  By W. P. Kilareski.  August 1987.  30 pp.  (NTIS: PB88-162938)

PTI 8708     
Wet Weather Exposure Measure.  Report on Phase 2:  Pavement Surface Friction--Field Testing.  By B. T. Kulakowski.  May 1987.  54 pp.  (NTIS:  PB88-233705)

PTI 8709     
Survey System for Road Roughness, Rutting, and Topography (SIRST).  Users Manual.  By J. C. Wambold, M. E. Bryan, and C. R. Dart.  May 1987.  83 pp.

PTI 8710 
Calibration of Marshall Hammer.  Final Report.  By Z. Siddiqui, M. Tretheway, and D. A. Anderson.  June 1987.  73 pp.

PTI 8711     
Pavement Friction Measurement Normalized for Operational, Seasonal, and Weather Effects.  Final Report.  By J. C. Wambold, J. J. Henry, C. E. Antle, J. W. Button, and D. A. Anderson.  December 1987.  216 pp. 

PTI 8712     
Pavement Performance During Loading Cycles 1 and 2 on the Accelerated Loading Facility.  Interim Report.  By D. A. Anderson.  September 1987.  86 pp.

PTI 8713 
Recycling and Rehabilitating Low-Volume Roads--Phase II.  Final Report.  By D. A. Anderson.  September 1989.  127 pp.  (NTIS:  PB90-110404)

PTI 8714     
Slip-Resistant Surfaces Research Project (Contract #3006-86-0120) -- Surface Testing.  Interim Report.  By B. T. Kulakowski, P. R. Cavanaugh, F. Buczek, and P. Pradhan.  August 1987.  59 pp.

PTI 8715     
Slip Resistant Surfaces Research Project--Equipment Review and Specifications.  Interim Report.  By B. T. Kulakowski and P. R. Cavanagh.  August 1987.  45 pp.

PTI 8716 
Heavy Axle Load Evaluation.  Final Report.  By W. P. Kilareski.  October 1987.  52 pp.

PTI 8717     
Slip Resistant Surfaces Research Project.  Annual Report.  Vol. 1:  Technical Report.  By B. T. Kulakowski, P. R. Cavanagh, F. Buczek, and P. Pradhan.  November 1987.  117 pp.

Slip Resistant Surfaces Research Project.  Annual Report.  Vol. 2:  Appendices.  By B. T. Kulakowski, P. R. Cavanagh, F. Buczek, and P. Pradhan.  November 1987.  229 pp.

PTI 8718 
Senior Citizen Shared-Ride Program, Statistical Report 1986-87.  By the Pennsylvania Transportation Institute.  December 1987.  82 pp.

PTI 8719 
Pavement Testing Facility--Pavement Performance of the Initial Two Test Sections.  Final Report.  By D. A. Anderson, P. Sebaaly, N. Tabatabaee, R. Bonaquist, and C. Churilla.  February 1988.  111 pp.

PTI 8720     
Long-Life, Nonskid Coatings for Flight and Hangar Decks.  Final Report.  By B. T. Kulakowski and C. Lin.  December 1987.  19 pp.

1986

PTI 8601     
Transportation Facilities Information System Applying GPG to Highway and Bridge Networks, Starter Set.  Interim Report.  By W. P. Kilareski, F. L. Mannering, K. W. Bottiger, and C. M. Gonot.  1986.  240 pp.

PTI 8602     
Altoona Area Traffic Analysis:  An Evaluation of U.S. Route 220 Northern Access.  By S. Abu-Eisheh, F. L. Mannering, and T. B. Davinroy.  October 1986.  97 pp.

PTI 8603     
Techniques for Reducing Construction and Maintenance Costs: Value Engineering for Municipal Highway Agencies:  Instructor's Guide.  By H. R. Thomas and D. Sweeney.  1987.  206 pp.

PTI 8605     
Effectiveness of Enforcement of Motor Carrier Safety Regulations in Pennsylvania.  Final Report.  By J. L. Carroll, F. A. Haight, P. B. Everett, and D. Sweeney.  May 1986.  31 pp.

PTI 8606     
Pavement Evaluation Procedure Utilizing the Falling Weight Deflectometer.  Final Report.  By W. P. Kilareski and T. E. Ozbeki.  May 1986.  56 pp. 

PTI 8607     
Transportation Facilities Information System:  Data Modeling and Conversion Considerations.  Interim Report.  By W. P. Kilareski, W. K. Bottiger, and C. M. Gonot.  June 1986.  175 pp.

PTI 8609     
An Evaluation of Poland's Flexible Pavement Cross Sections with the Mechanistic Approach.  By M. J. Kasztalski.  1986.  66 pp.

PTI 8610     
Transportation Facilities Information System, Applying GPG and GDBS to Highway and Bridge Networks.  Vol. 1:  Summary.  By W. P. Kilareski, D. R. Luhr, F. L. Mannering, G. W. Marks, W. K. Bottinger, and C. M. Gonot.  July 1986.  90 pp.

Transportation Facilities Information System, Applying GPG and GDBS to Highway and Bridge Networks.  Vol. 2:  Technical Overview.  By W. P. Kilareski, F. L. Mannering, D. R. Luhr, W. K. Bottinger, and C. M. Gonot.  July 1986.  147 pp.

Transportation Facilities Information System, Applying GPG and GDBS to Highway and Bridge Networks.  Vol. 3:  Source Code.  By  W. K. Bottinger, C. M. Gonot, W. P. Kilareski, and F. L. Mannering.  July 1986.  391 pp.

PTI 8611     
The Revitalization of PennDOT:  A Case Study in Effective Public Management.  By T. H. Poister.  December 1986.  116 pp.  (PaDOT Research Project Task Order No. 26)  (NTIS:  PB87-157335)

PTI 8612     
Raised Pavement Marker Study.  Final Report.  By J. J. Henry and C. E. Antle.  June 1986.  28 pp.

PTI 8613     
More Effective Cold, Wet-Weather Patching Materials for Asphalt.  Final Report.  By D. A. Anderson, H. R. Thomas, Z. Siddiqui, and D. D. Krivohlavek.  September 1987.  149 pp.

PTI 8615     
An Evaluation of State-of-the-Art Traffic Data Collection for Rural Transportation Agencies.  Final Report.  By W. P. Kilareski.  1986.  44 pp.  (NTIS:  PB87-177853)

PTI 8616     
Senior Citizen Shared-Ride Program:  Statistical Report 1985-86.  By J. H. Miller and G. L. Fredericks.  October 1988.  53 pp.

PTI 8617     
Truck Escape Ramp Methodology.  Vol. 2:  Final Report.  By J. C. Wambold, L. A. Ortiz-Rivera, and M. C. Wang.  October 1988.  232 pp.  (NTIS:  PB89-133276)

PTI 8618     
A Comprehensive Analysis of Pothole Repair Strategies for Flexible and Rigid Base Pavements.  By D. A. Anderson, H. R. Thomas, and Z. Siddiqui.  1986.  285 pp.

PTI 8619     
Pavement Construction and Instrumentation for the Accelerated Loading Facility.  Interim Report.  By D. A. Anderson, W. P. Kilareski, and Z. Siddiqui.  August 1987.  84 pp.  (NTIS:  PB89-208219)

PTI 8620     
Analytical Model of Runway Runoff with Wind Effects.  Interim Report.  By J. R. Reed, D. F. Kibler, and G. A. Krallis.  October 1986.  34 pp.

PTI 8621     
Cost Effectiveness of Bridge Repair Details and Procedures--Part I:  Final Report.  By R. E. Weyers, P. D. Cady, and J. M. Hunter.  1987.  198 pp. 

Cost Effectiveness of Bridge Repair Details and Procedures--Part II:  Implementation Report.  By R. E. Weyers, P. D. Cady, and J. M. Hunter.  1987.  35 pp.

PTI 8622     
Pennsylvania Public Transportation Fiscal Review--Executive Summary.  By G. L. Gittings and J. H. Miller.  March 1986.  42 pp.

1985

PTI 8501     
Analysis of FHWA Participation in Highway Construction Claims.  By B. D. Bohan and J. H. Willenbrock.  1985.  163 pp.  (NTIS:  PB86-122678)

PTI 8502     
Use of School Buses for Public Transportation in Energy Emergencies.  By J. H. Miller.  1985.  81 pp.  (PaDOT Research Project 80-20)  (NTIS:  PB85-199362)

PTI 8503     
Pavement Management Systems:  A Review of Current Practice.  Interim Report.  By D. R. Luhr, C. M. Gonot, and W. P. Kilareski.  1985.  162 pp. 

PTI 8504     
Cold, In-Place Recycling of Low-Volume Roads in Susquehanna County.  Vol. 1:  Technical Report.  By D. A. Anderson, D. R. Luhr, and M. Lahr.  1985.  125 pp.  (PaDOT Research Project 83-11)  (NTIS:  PB85-197200)

Cold, In-Place Recycling of Low-Volume Roads in Susquehanna County.  Vol. 2:  Appendices.  By D. A. Anderson, D. R. Luhr, and M. Lahr.  1985.  123 pp.  (PaDOT Research Project 83-11)  (NTIS:  PB85-197218)

PTI 8505     
An Evaluation of "A Rural Technical Assistance Program."  By K. L. Heilman, W. P. Kilareski, and T. Ozbeki.  1985.  (PaDOT Research Project 83-2)

PTI 8506     
A Computerized Cash Flow Forecasting/Information System for Highway Projects.  By G. O. Chu Te and J. E. Tyworth.  1985.  114 pp.
 

PTI 8507     
Acceptance Criteria for Aggregates.  By D. A. Anderson, Z. Siddiqui, R. G. Shaw, and C. E. Antle.  1985.  254 pp.  (PaDOT Research Project  81-6)  (NTIS:  PB86-126208)

PTI 8508     
The Role of the Engineering District in PaDOT in the Mid-1980s.  By E. A. Thomchick and F. Littleton.  1985.  156 pp.

PTI 8509     
Experience and Response to Tort Liability in the Pennsylvania Department of Transportation.  By G. L. Gittings.  1985.  161 pp.

PTI 8510     
Evaluation and Testing of the Golden Retriever.  By J. C.  Wambold.  1985.  16 pp.

PTI 8513     
Value Engineering for Local Highway Agencies.  Task Report C.  Interim Report.  By H. R. Thomas, D. Sweeney, and E. D. Johnson.  June 1985.  56 pp.

PTI 8514     
Bus Research and Testing Facility for Altoona, Pennsylvania.  By J. L. Carroll.  1985.  16 pp.

PTI 8515     
Correlation of Road Roughness Measurements Obtained with the 1962 Chevrolet Impala and with the Standard Quarter-Car Model.  By B. T. Kulakowski.  1985.  35 pp.

PTI 8516     
Pavement Friction Measurement Normalized for Operational, Seasonal, and Weather Effects.  Interim Report.  By J. C.  Wambold and J. J. Henry.  July 1985.  56 pp.

PTI 8518     
Deep Polymer Impregnation of a Bridge Deck Using the Grooving Technique.  By P. D. Cady and R. E. Weyers.  1985.  161 pp.  (PaDOT Research Project No. 84-5B)  (NTIS:  PB86-168176)

PTI 8519     
A Field and Laboratory Study to Establish Truck Escape Ramp Design Methodology.  By J. C. Wambold, M. C. Wang, and J. A. Harry.  1985.  89 pp.

PTI 8522     
Development of Cost-Effective Bridge Systems, Phase II.  By H. H. West, M. Mafi, A. M. Memari, and M. J. Corey.  1986.  249 pp.  (NTIS:  PB86-196193)

PTI 8523     
Survey System for Road Roughness, Rutting, and Topography: SIRST (System for Inventory of Road Surface Topography).  By J. C. Wambold, G. L. Hayhoe, W. H. Park, and M. E. Bryan.  196 pp.  (NTIS: PB86-180775)

PTI 8524     
Value Capture and Private Investment in Highway Projects.  By E. A. Thomchick, D. N. Rallis, and K. A. Pasborg.  1985.  51 pp.

PTI 8525     
Development of Guidelines for Posting Load Limits on Pavements.  By E. G. Fernando, D. R. Luhr, and H. N. Saxena.  1985.  147 pp.  (NTIS:  PB86-235264)

PTI 8526     
Techniques for Reducing Construction and Maintenance Costs: Value Engineering for Municipal Highway Agencies, Participant's Notebook.  By H. R. Thomas, D. Sweeney, and E. D. Johnson.  1987.  218 pp.

1984

PTI 8401     
Optimization of a Central Business District Traffic Signal Network.  By R. J. Hudzinski, G. J. Lebo, and W. P. Kilareski.  1984.  127 pp.

PTI 8402     
Prediction of Hydroplaning Potential from Runoff Characteristics of Highway Pavements.  By J. R. Reed, D. F. Kibler, R. S. Huebner, and G. W. Marks.  1985.  164 pp.  (NTIS:  PB86-180106)

PTI 8403     
Rigid Pavement Joint Repairs--A Literature Review.  By M. A. Ozbeki and W. P. Kilareski.  May 1984.  76 pp.

PTI 8404     
Track Quality Measurement by Factor Analysis.  By J. E. Tyworth and R. S. Koot.  1984.  75 pp. 

PTI 8405     
Pilot Test Evaluation Report of the Surfacing Design and Management System (SDMS).  By D. Luhr.  June 1984.  76 pp.

PTI 8406     
Hydrop Users Manual:  Program for Predicting Hydroplaning on Road Surfaces Due to Rainfall Runoff Depths.  By J. R. Reed, D. F. Kibler, R. S. Huebner, and G. W. Marks.  1984.  78 pp.

PTI 8407     
Pennsylvania Intercity Bus Study.  Executive Summary and Final Report.  By J. H. Miller and R. Goble.  1984.  143 pp.  (PaDOT Research Project No. TTS-17)

PTI 8408     
Review of Overlay Design Procedures for Flexible Pavements.  Interim Report.  By E. G. Fernando, D. R. Luhr, and D. A. Anderson.  May 1984.  72 pp.

PTI 8409     
Preliminary Design for Open-Graded Subbases at the Pavement Durability Research Facility.  Interim Report.  By M. E. Shamon, D. A. Anderson, and G. L. Hoffman.  May 1984.  71 pp.

PTI 8410     
Application of Hot Sand for Winter Ice Control.  By G. F.  Hayhoe.  1984.  51 pp.  

PTI 8411     
Traffic Analysis for the Altoona Area.  By S. A. Abu-Eisheh, F. L. Mannering, and T. B. Davinroy.  1984.  156 pp.

PTI 8412     
Evaluation of Nine Years' Service with Deep Polymer Impregnation of a Bridge Deck.  By P. D. Cady, R. E. Weyers, and J. A. Mason.  1984.  36 pp.

PTI 8413     
Roadway Evaluation Equipment Workshop.  Proceedings of a workshop held at The Pennsylvania State University.  By D. Sweeney.  1985.  223 pp.  (NTIS:  PB85-220226)

PTI 8415     
Construction and Operation of the Pavement Durability Research Facility, Fourth Cycle of Pavement Research at the Pennsylvania Transportation Research Facilities, Volume 1.  By D. A.  Anderson, W. P. Kilareski, and R. F. Bonaquist.  1984.  103 pp.  (PaDOT Research Project 82-11, Volume 1)  (NTIS:  PB86-120979)

PTI 8416     
Development of Overlay Design Procedures for Flexible Pavements, Fourth Cycle of Pavement Research at the Pennsylvania Transportation Research Facility, Volume 2.  By E. G. Fernando, D. R. Luhr, and D. A. Anderson.  1984.  148 pp.  (PaDOT Research Project 84-11, Volume 2)  (NTIS:  PB86-120987)

PTI 8417     
Testing and Analysis of the Tirebaleze Fluid:  Tire Joy as an Automobile Wheel Balancing Tool.  By M. E. Patton and W. H. Park.  1984.  47 pp. 

PTI 8418     
The Pavement Roughness Research Facility and the Skid Resistance Research Facility, Fourth Cycle of Pavement Research at the Pennsylvania Transportation Research Facility, Volume 3.  By J. C. Wambold and J. J. Henry.  1984.  32 pp.  (PaDOT Research Project 84-11, Volume 3)  (NTIS:  PB86-120995)

PTI 8419     
Rigid Pavement Joint Evaluation and Full-Depth Patch Design, Fourth Cycle of Pavement Research at the Pennsylvania Transportation Research Facility Volume 4.  By W. P. Kilareski, M. A. Ozbeki, and D. A. Anderson.  1984.  248 pp.  (PaDOT Research Project 84-11, Volume 4)  (NTIS:  PB86-121001)

PTI 8420     
Open-Graded Permeable Subbases at the Pavement Durability Research Facility, Fourth Cycle of Pavement Research at the Pennsylvania Transportation Research Facility, Volume 5.  By D. A. Anderson and M. E. Shamon.  1984.  135 pp.  (PaDOT Research Project 84-11, Volume 5)  (NTIS:  PB86-121019)

PTI 8421     
Development of Material Structural Coefficients and Evaluation of Material Behavior, Fourth Cycle of Pavement Research at the Pennsylvania Transportation Research Facility, Volume 6.  By D. R. Luhr, D. A. Anderson, and E. G. Fernando.  1984.  224 pp.  (PaDOT Research Project 84-11, Volume 6)  (NTIS:  PB86-121027)

PTI 8422     
Fourth Cycle of Pavement Research:  Summary Report, Fourth Cycle of Pavement Research at the Pennsylvania Transportation Research Facility, Volume 7.  By D. A. Anderson, W. P. Kilareski, and D. R. Luhr.  1984.  58 pp.  (PaDOT Research Project 84-11, Volume 7)  (NTIS:  PB86-121035)

1983

PTI 8301     
Bridge Problems and Policies in Pennsylvania.  By R. M. McClure, C. L. Brodeur, and S. W. Marquiss.  1983.  256 pp. 

PTI 8302     
Development of Cost-Effective Bridge Systems.  Phase I Report.  By H. H. West, M. Mafi, and R. C. Jastrzebski.  1983.  62 pp.  (NTIS:  PB84-236371)

PTI 8303     
Feasibility Study of Supplemental Toll Financing in Pennsylvania.  Final Report.  By K. Rao and G. L. Gittings.  1983.  206 pp.

PTI 8305     
Analysis of Post-Bus Demonstration Sites.  Final Report.  By J. H. Miller and D. E. Adams.  March 1983.  21 pp.

PTI 8306     
An Analysis of the Reliability of the Trained Observer Survey.  Final Report.  By J. M. Belonus, N. L. Slaybaugh, T. H. Poister, and W. P. Kilareski.  1983.  53 pp.

PTI 8307     
An Analysis of the Relationship Between TOS Condition Data and Highway Maintenance Needs.  By N. L. Slaybaugh, T. H. Poister, and W. P. Kilareski.  1983.  46 pp.

PTI 8310     
Calibration of Mays Road Meters.  Final Report.  By G. F. Hayhoe.  1983.  5 pp. 

PTI 8311     
Effects of Antistrip Additives on the Physical and Chemical Properties of Asphalt Cement.  By D. W. Christensen and D. A. Anderson.  1983.  120 pp.

PTI 8312     
Pavement Surface Texture:  Significance and Measurement.  Vol. 1, Summary Report.  By J. C. Wambold and J. J. Henry.  1984.  47 pp.  (NTIS:  PB86-168325)

Pavement Surface Texture:  Significance and Measurement.  Vol. 2, Comprehensive Report.  By J. C. Wambold and J. J. Henry. 1984.  271 pp.  (NTIS:  PB86-168333)

PTI 8313     
Truck Escape Ramp Design Methodology:  Literature Review.  Interim Report.  By J. C. Wambold, E. C. Yeh, J. J. Henry, and M. C. Wang.  1983.  60 pp.

PTI 8314     
Load Factor Design for Highway Bridges.  By R. M. McClure and H. H. West.  1983.  302 pp.

PTI 8315     
A Collection of Attempted Maintenance Force Remedial Bridge Work.  By R. E. Weyers and R. M. McClure.  1983.  196 pp.  (NTIS:  PB84-210251)

PTI 8316     
Evaluation of Wet Skid Resistance Using Four Deicing Salts.  Final Report.  By J. C. Wambold.  1983.  21 pp.

PTI 8317     
Fiscal Strategies for Pennsylvania.  Final Report.  By K. Rao, G. L. Gittings, D. Smith, and R. Deming.  1983.  209 pp.

PTI 8318     
Analytical and Experimental Study of Grooved Pavement Runoff.  By J. R. Reed, D. F. Kibler, and M. L. Proctor.  1983.  69 pp. (NTIS:  AD-A141 021/6)

PTI 8319     
Fingerprinting Versus Field Performance of Paving Grade Asphalts.  By D. A. Anderson.  1983.  143 pp.  (NTIS:  PB86-159548)

PTI 8320     
Operator Absence in the Transit Industry.  By R. R. Jacobs, K. L. Shapiro, and W. J. Ray.  1983.  102 pp.  (NTIS:  PB84‑157098)

PTI 8321     
Evaluation of Pavement Texture.  Final Report.  By J. J. Henry, J. C. Wambold, and X. Huihua.  1984.  71 pp.  (NTIS:  PB86-103520)

PTI 8323     
A Study of the Administrative Feasibility of the Post-Bus for Rural Transportation in Pennsylvania.  By J. H. Miller and D. E. Adams.  1983.  91 pp.  (NTIS:  PB85-120459)

PTI 8324     
Cost-Effective Methodology for the Rehabilitation and Replacement of Bridges.  By R. E. Weyers, R. M. McClure, and P. D. Cady.  1983.  48 pp.  (NTIS:  PB84-210269)

1982

PTI 8201     
Impact of State Transportation Policies on Coal Hauling in Pennsylvania.  By R. A. Krammes and C. L. Meade.  1982.  53 pp.

PTI 8202     
Pothole Repair Management.  Vol. 1:  An Instructional Guide.  By D. A. Anderson, H. R. Thomas, and W. P. Kilareski.  1982.  137 pp.

Pothole Repair Management.  Vol. 2:  Slide Text.  By D. A. Anderson, H. R. Thomas, and W. P. Kilareski.  1982.  72 pp.

PTI 8203     
Urban Freeway Inventory.  Interim Report.  By R. A. Krammes, J. E. Randall, and W. P. Kilareski.  1982.  69 pp.  (NTIS:  PB83-219568)

PTI 8204     
Implementation of an Automated Rating Procedure for Pavement Surface Roughness.  Final Report.  By J. C. Wambold, W. H. Park, and G. F. Hayhoe.  1982.  217 pp.  (NTIS:  PB85-218667)

PTI 8205     
Development of a Field Tribometer for Railroad Use.  By J. C. Wambold and M. A. Popjoy.  1982.  142 pp.

PTI 8206     
Analytical Model of Grooved Pavement Runoff.  Interim Report.  By J. R. Reed, D. F. Kibler, and M. C. Proctor.  1982.  41 pp.

PTI 8207     
Pre-Evaluation and Prediction Methods for Changes in Pavement Friction.  Interim Report.  By D. A. Anderson, J. J. Henry, and K. Saito.  March 1982.  95 pp.

PTI 8208     
Field Evaluation of Premixed Calcium Chloride/Sodium Chloride Deicing Materials.  Final Report.  By W. P. Kilareski.  1982.  9 pp.

PTI 8210     
Adding Dust Collector Fines to Asphalt Paving Mixtures.  By D. A. Anderson and J. P. Tarris.  1982.  100 pp.  (TRB-NCHRP Report 252)  (NTIS:  PB83-170134)

PTI 8211     
Overload Testing of an Experimental Segmental Bridge.  Interim Report.  By R. M. McClure, H. H. West, and M. Adbel-Halim.  1982.  226 pp.  (NTIS:  PB83-193300)

PTI 8212     
Tire Energy Dissipation Determination.  By G. F. Hayhoe.  1982.  83 pp.  (NTIS:  PB83-111633)

PTI 8213     
Summary Report for an Experimental Segmental Bridge.  By R. M.  McClure.  1982.  25 pp.

PTI 8214     
Methodology for Analyzing Pavement Condition Data (MAPCON).  Vol. 1:  Final Report.  By J. C. Wambold, J. J. Henry, and E. C. Yeh.  1983.  58 pp.  (NTIS:  PB85-186526)

Methodology for Analyzing Pavement Condition Data (MAPCON).  Vol. 2:  Maintenance and Operations Manual for the IBM 370 Version.  By J. C. Wambold, J. J. Henry, and E. C. Yeh.  1983.  205 pp.  (NTIS:  PB85-18534)

Methodology for Analyzing Pavement Condition Data (MAPCON).  Vol. 3:  Users Manuals for the IBM 370 Version and the Onboard Version.  By J. C. Wambold, J. J. Henry, and E. C. Yeh.  1983.  142 pp.  (NTIS:  PB85-186542)

PTI 8215     
Markets for Pennsylvania Coal:  1970-1990.  Final Report.  By C. L. Meade and R. A. Krammes.  1982.  151 pp.

PTI 8216     
A Study of the Administrative Feasibility of the Post-Bus for Rural Transportation in Pennsylvania.  Interim Report.  By J. H. Miller and D. E. Adams.  1982.  122 pp.

PTI 8217     
Predictor Model for Seasonal Variations in Skid Resistance.  Vol. 1:  Summary Report.  By J. J. Henry, K. Saito, and R. Blackburn.  1983.  21 pp.  (NTIS:  PB84-226612)

Predictor Model for Seasonal Variations in Skid Resistance.  Vol. 2:  Comprehensive Report.  By J. J. Henry, K. Saito, and R. Blackburn.  1983.  121 pp.  (NTIS:  PB84-226620)

PTI 8218     
An Analysis of Trained Observer Survey Data:  Cycles 1, 2, and 3.  Final Report.  By T. H. Poister and N. L. Slaybaugh.  1982.  217 pp.

PTI 8219     
Conversion of Pennsylvania Accident Data to Account for Change in Reporting.  By P. Loukissas and J. Mace.  1982.  88 pp.

PTI 8220     
Cost-Effective Utilization of Manpower Resources for Pothole Repair Activities.  Interim Report.  By Z. Siddiqui, H. R. Thomas, and D. A. Anderson.  1982.  141 pp.

PTI 8221     
Computer Graphics in Roadway Management.  Final Report.  By W. P. Kilareski, G. W. Marks, R. A. Krammes, and R. J. Masters.  1982.  17 pp.

PTI 8222     
Cash Flow Analysis on Highway Networks.  By K. Rao, G. Chu Te, and R. S. Koot.  1982.  52 pp.

PTI 8224     
Loss of Traction for a Suspended Tire Due to Road Roughness.  Final Report.  By J. S. Cap and J. C. Wambold.  1982.  52 pp.

PTI 8225     
Report of an Investigation of Longitudinal Joint Deterioration Problems.  Final Report.  By P. D. Cady and R. H. Howe.  1982.  19 pp.

PTI 8227     
Managing Transit Ridership with Short-Term Economic Incentives.  By P. B. Everett, B. G. Watson, and M. D. Gurtler.  1982.  52 pp.

1981

PTI 8101     
Rail Transport of Pennsylvania Coal:  The Utility Market.  By  C. L. Meade, R. A. Krammes, and G. L. Gittings.  1981.  125 pp.

PTI 8103     
A Study of Policies for the Protection, Repair, Rehabilitation, and Replacement of Concrete Bridge Decks.  By P. D. Cady.  1981.  90 pp. 

PTI 8104     
Evaluation of Pothole Repair Strategies in Pennsylvania: Preliminary Findings and Recommendations.  Interim Report.  By D. A. Anderson and H. R. Thomas.  1981.  12 pp.

PTI 8105     
Evaluation of Winter Driving Traction Aids.  By G. F. Hayhoe and P. A. Kopac.  1981.  225 pp.

PTI 8106     
The Politics of State Transportation:  An Examination of DOT-Legislative Relations in Three States.  By J. E. Tyler.  1981.  226 pp. 

PTI 8107     
Improving the Productivity of Pothole Repair Crews.  Interim Report.  By H. R. Thomas and D. A. Anderson.  1981.  44 pp.

PTI 8109     
Minimum Energy Transportation Future:  Harrisburg Region.  By J. H. Miller and R. D. Landes.  1981.  48 pp.

1980

PTI 8001     
Fabrication of Segments for an Experimental Segmental Bridge.  Interim Report.  By R. M. McClure, J. H. Willenbrock, and J. D. Henderson.  1980.  141 pp.  (NTIS:  PB83-206003)

PTI 8002     
Laboratory Testing of Segments for an Experimental Bridge.  Interim Report. By R. M. McClure, D. B. Anderson, and T. E. McDevitt.  1980.  158 pp.  (NTIS:  PB81-202723)

PTI 8003     
Use of Deflection Basins for the Management of Flexible Pavements.  Final Report.  By W. P. Kilareski and M. C. Wang.  1980.  145 pp.  (NTIS:  PB81-191033)

PTI 8004     
Perceptions of Enforcement in Unsafe Driving Acts and in Driving After Drinking.  By R. A. Olsen, M. C. Helmsworth, D. G. Sweeney, and K. W. Crowley.  1980.  106 pp.

PTI 8005     
Skid Resistance of Pavement Marking Materials.  Vol. 1 and 2:  Final Report and Appendices.  By J. J. Henry, D. A. Anderson, and G. F. Hayhoe.  1980.  260 pp.  (NTIS: PB82-180555). 

PTI 8006     
Construction of an Experimental Segmental Bridge.  Interim Report.  By R. M. McClure, H. R. Thomas, and J. E. Kehler.  1980.  332 pp.  (NTIS:  PB83-206383)

PTI 8008     
Pavement Surface Texture Significance and Measurement.  Interim Report.  By J. C. Wambold, J. J. Henry,  R. R. Blackburn, and P. J. Heenan (the latter two Midwest Research Institute).  1979-1980.  162 pp.

PTI 8009     
Field Testing of an Experimental Segmental Bridge.  Interim Report.  By R. M. McClure and H. H. West.  1980.  195 pp.  (NTIS:  PB82-189721)

PTI 8010     
Temperature Studies for an Experimental Segmental Bridge.  Interim Report.  By P. C. Hoffman, R. M. McClure, and H. H. West.  1980.  112 pp. (NTIS:  PB83-206722)

PTI 8011     
Photoelastic Model Studies for an Experimental Segmental Bridge.  Interim Report.  By E. L. Ross, J. C. Conway, and R. M. McClure.  1980.  67 pp.  (NTIS:  PB83-205880)

PTI 8012     
Development of Performance Indicators for the Pennsylvania Department of Transportation.  By T. H. Poister, R. S. Huebner, G. L. Gittings, and K. Phillips.  1980.  142 pp.

PTI 8013     
Fingerprinting Versus Field Performance of Paving Grade Asphalts.  Interim Report.  By D. A. Anderson and E. L. Dukatz.  1980.  72 pp.  (NTIS:  PB81-210866)

PTI 8014     
Evaluation of the Mechanical Strength of Flexible Pavements on the Basis of Static and Dynamic Failure Criteria.  Interim Report.  By M. G. Sharma and G. Fornaro.  1980.  46 pp.

PTI 8015     
Analysis of Railroad Track Maintenance Expenditures for Class I Railroads 1962-1977.  Final Report.  By J. E. Tyworth, A. J. Reinschmidt, R. S. Koot, and J. C. Spychalski.  1980.  118 pp.  (NTIS:  PB82‑181579)

PTI 8016     
Urban Goods Movement:  An Overview and Bibliography.  By K. W. Crowley, D. G. Sweeney, R. Ricondo, I. P. Brugnoli, and M. C. Helmsworth.  1980.  115 pp.  (NTIS:  PB81-210478)

PTI 8017     
A Critical Evaluation of Pothole Repair Strategies.  Final Report.  By D. A. Anderson and H. R. Thomas.  1980.  168 pp.

1979

PTI 7901     
Transit Development Program for the Centre Area Transportation Authority.  By J. H. Miller, G. Godley, and F. Van Antwerp. 1979.  152 pp.

PTI 7902     
Development and Application of Satisfaction Measures for Transportation Systems to Meet Special Needs of the Elderly.  By M. C. Koltin.  1979.  125 pp.

PTI 7903     
Travel Patterns by Air in the Mid-State Airport Service Region, Including a Separate Business Travel Survey of the Clearfield/Philipsburg, Pennsylvania, Area.  By T. B. Davinroy.  1979.  112 pp.

PTI 7904     
Fatigue and Performance:  A Literature Review.  By R. A. Olsen and D. L. Post.  1979.  114 pp.

PTI 7905     
Remaining Life and Overlay Thickness Design for Modified Flexible Pavements.  Interim Report.  By W. P. Kilareski, B. A. Anani, R. P. Anderson, M. C. Wang, and T. D. Larson.  1979.  201 pp.

PTI 7906     
Structural Coefficients of Stabilized Base Course Materials.  Interim Report.  By M. C. Wang, S. A. Kutz, W. P. Kilareski, and T. D. Larson.  1979.  60 pp.

PTI 7907     
Modeling and Digital Computer Simulation of an Electric Vehicle.  By M. S. Jayantha, G. F. Hayhoe, and J. J. Henry.  1979.  170 pp.

PTI 7908     
Investigation of the Transient Aspect of Hydroplaning.  By S. K. Agrawal, W. Benson, and J. J. Henry.  1979.  141 pp.

PTI 7909     
Objective Measures of Ride Quality for Railroads.  Interim Report.  By J. C. Wambold and W. H. Park.  1979.  41 pp.

PTI 7910     
Mechanical Characterization of Pavement Materials.  Interim Report.  By M. G. Sharma, G. Fornaro, and E. I. Lim.  1979.  130 pp.

PTI 7911     
Guideline Criteria for the Acceptance of Rained-On PCC Pavements.  Final Report.  By S. H. Dahir.  1979.  44 pp.

PTI 7912     
Short-Term Highway Taxing Strategies for Pennsylvania.  By S. Rao and R. A. Krammes.  1979.  53 pp.

PTI 7913     
A Bibliography on Transportation for Elderly and Handicapped Persons.  By J. H. Miller, Y. Chan, B. L. Martin, and G. L. Gittings.  1979.  29 pp. 

PTI 7914     
Computer Simulation of a Human-Ride Quality Model.  Interim Report.  By J. C. Wambold and N. Senturk.  1979.  57 pp.

PTI 7915     
Acceptance Criteria for Bituminous Surface Course on Civil Airport Pavements.  By J. L. Burati and J. H. Willenbrock.  1979.  190 pp.  (NTIS:  AD-A080 430)

PTI 7916     
Season Extension on the Great Lakes/St. Lawrence Seaway:  A Critique of the Recommended Plan of the Corps of Engineers.  By J. L. Carroll, G. L. Gittings, and C. L. Meade.  1979.  138 pp. 

PTI 7917     
Coal Transportation in Pennsylvania.  By S. Rao and R. A. Krammes.  1979.  128 pp. 

PTI 7918     
An Evaluation of Client Transportation:  Vehicle Maintenance Alternatives.  By J. H. Miller and K. L. Bailey.  1979.  50 pp.

PTI 7919     
The Restraint of the Automobile in Established Residential Areas:  An Implementation Policy Analysis.  By F. Van Antwerp.  1979.  112 pp. 

PTI 7920     
Seasonal Skid-Resistance Variations.  By S. H. Dahir, J. J. Henry, and W. E. Meyer.  1979.  174 pp.  (NTIS:  PB80‑222 441)

PTI 7921     
An Analysis of the Transportation of Coal to Pennsylvania Utilities.  By R. A. Krammes.  1979.  152 pp.

PTI 7922     
Load Equivalency Factors for Triaxle Loading.  By M. C. Wang and R. P. Anderson.  1979.  157 pp.  (NTIS:  PB81-192965)

PTI 7923     
An Evaluation of In Situ Elastic Moduli from Surface Deflection Basins of Multilayer Flexible Pavements.  By B. A. Anani and M. C. Wang.  1979.  152 pp.  (NTIS:  PB81-193856)

PTI 7924     
Effects of Federal Transportation Funding Policies and Structures:  Analysis of State Highway Projects by Federal Aid System and Type of Work.  Final Report.  By S. Rao and D. Seale.  1979.  30 pp.  (NTIS:  PB80-202088)

PTI 7925     
Evaluation of Pavement Response and Performance by the VESYS Computer Model.  Interim Report.  By M. G. Sharma, W. J. Kenis, J. Sherwood, and G. Fornaro.  1979.  113 pp.

1978

PTI 7801     
Objective Measures of Ride Quality for Railroads.  Interim Report.  By J. C. Wambold.  1978.  32 p

PTI 7802     
A Bibliography on Transportation for Elderly and Handicapped Persons.  By J. H. Miller, Y. Chan, and B. L. Martin.  February 1978.  42 pp.

PTI 7803     
State-of-the-Art Review on Equivalent Axle Loading for Flexible Pavement Design.  Interim Report.  By B. A. Anani and M. C. Wang.  1978.  26 pp.  (NTIS:  PB-295 581)

PTI 7804     
Seasonal Skid-Resistance Variations.  Interim Report.  By J. J. Henry and S. H. Dahir.  1978.  87 pp.

PTI 7805     
Proceedings of the Second National Conference on Rural Public Transportation.  Edited by J. H. Miller and S. S. Mullen.  1978. 192 pp.  (NTIS:  PB-292 154)

PTI 7806     
Review of Vehicle Weight/Horsepower Ratio as Related to Passing Lane Design Criteria.  By G. F. Hayhoe and J. G. Grundmann. 1978.  59 pp. 

PTI 7807     
Survey of Transportation Services Provided by Area Agencies on Aging.  By B. L. Knight and G. M. Godley.  1978.  117 pp. 

PTI 7809     
Implementation of a Rating Procedure for Pavement Surface Roughness.  By W. H. Park, J. C. Wambold, and A. D. Brickman. 1978.  147 pp.

PTI 7810     
Planning Guidelines for Small Urban Areas.  By J. H. Miller. 1978.  13 pp.

PTI 7811     
Upgrading of Poor or Marginal Aggregates for PCC and Bituminous Pavements.  By P. D. Cady, P. R. Blankenhorn, D. E. Kline, and D. A. Anderson.  1978.  312 pp.  (TRB-NCHRP Report 207); Upgrading of Low-Quality Aggregates for PCC and Bituminous Pavements.  (NTIS:  PB80-122 658)

PTI 7812     
Investigation of the Transient Aspect of Hydroplaning.  Interim Report.  By S. K. Agrawal.  1978.  142 pp. 

1977

PTI 7701     
Measurement of Hydroplaning Potential.  By S. K. Agrawal, W. E. Meyer, and J. J. Henry.  1977.  98 pp.  (NTIS:  PB-265 061)

PTI 7702     
Overload Testing of an Experimental Prestressed Concrete Bridge.  By R. M. Barnoff, J. A. Orndorff, Jr., and R. B. Harbaugh, Jr. 1977.  134 pp.  (NTIS:  PB-282 341)

PTI 7703     
Relationship of Locked Wheel Friction to that of Other Test Modes.  By V. R. Shah and J. J. Henry.  1977.  96 pp.  (NTIS:  PB-275 378)

PTI 7704     
Statistical Analysis of Seasonal Variations in Pavement Skid Resistance.  By J. S. Tung, J. J. Henry, and S. H. Dahir.  March 1977.  58 pp.  (NTIS:  PB-295 547)

PTI 7705     
Seasonal Skid Resistance Variations.  Interim Report.  By D. R. Dry, J. J. Henry, and S. H. Dahir.  1977.  82 pp.  (NTIS:  PB80-222 441)

PTI 7706     
Optimizing Navigation Investments to Relieve Lock Congestion on Waterways.  By S. Rao.  1977.  275 pp.

PTI 7707     
Upgrading of Poor or Marginal Aggregates for PCC and Bituminous Pavements.  Interim Report.  By P. D. Cady, P. R. Blankenhorn, D. E. Kline, D. A. Anderson, D. P. Barnes, W. Gowen, G. R. Moore, and A. M. Pagano.  1978.  76 pp

PTI 7708     
Review and Compilation of Demand Forecasting Experiences:  An Aggregation of Estimation Procedures.  By Y. Chain, F. Ou, J. Perl, and E. J. Regan III.  1977.  337 pp.  (NTIS:  PB80-206 998)

PTI 7709     
Alternatives for Optimization of Aggregate and Pavement Properties Related to Friction and Wear Resistance.  By S. H. Dahir, J. J. Henry, D. A. Anderson, P. A. Kopak, J. M. Lawther, W. E. Meyer, and J. C. Wambold.  1978.  296 pp.  (NTIS:  PB80-111 933)

PTI 7712     
Determination of the Structural Coefficients of Two Stabilized Base Course Materials Using the AASHTO Performance Method.  Interim Report.  By S. A. Kutz and T. D. Larson.  1977.  134 pp.

PTI 7713     
Structural Coefficients of Bituminous Concrete and Aggregate Cement Base Materials by the Limiting Criteria Approach.  Interim Report.  By M. C. Wang, T. D. Larson, and W. P. Kilareski.  1977.  57 pp.  (NTIS:  PB-295 412)

PTI 7714     
Preliminary Results - Second Cycle of Research at the Pennsylvania Transportation Research Facility.  Interim Report.  By W. P. Kilareski, S. A. Kutz, T. D. Larson, M. C. Wang, and M. G. Sharma.  1977.  107 pp. 

PTI 7715     
Field Data Reduction - The Pennsylvania Transportation Research Facility.  Interim Report.  By M. C. Wang, T. D. Larson, S. A. Kunz, and W. P. Kilareski.  1977.  235 pp.  (NTIS:  PB‑295 636)

PTI 7716     
Parking Study for the Municipality of State College, PA.  Interim Report.  By J. H. Miller.  1977.  13 pp. 

PTI 7717     
Deep Sealing of Concrete Bridge Decks with Linseed Oil and Related Compounds.  By P. D. Cady, D. E. Kline, and P. R. Blankenhorn.  1977.  113 pp.  (NTIS:  PB-272 592)

PTI 7718     
Rationalizing the State Highway System:  A Study of Transferring Some Roads to Local Governments.  By S. Rao and T. D. Larson.  1977.  94 pp. 

PTI 7719     
Rationalizing the State Highway System:  The Core System Approach.  By S. Rao and T. D. Larson.  1977.  50 pp. 

PTI 7720     
A Sensitivity Analysis of the Economics of the Tennessee-Tombigbee Water Project.  By J. L. Carroll and S. Rao.  1977.  61 pp. 

PTI 7721     
Review of Coal Forecasts on the Tennessee-Tombigbee Waterway.  By J. L. Carroll and C. L. Meade.  1977.  93 pp. 

1976

PTI 7601     
Identification of Hazardous Locations.  Final Report.  By J. I. Taylor and H. T. Thompson.  1976.  142 pp.  (NTIS:  PB-283 925)

PTI 7602     
Identification of Hazardous Locations:  A Users Manual.  By J. I. Taylor and H. T. Thompson.  1976.  90 pp.  (NTIS:  PB‑283 924)

PTI 7603     
Shenango Valley Transit Development Program:  Executive Summary.  By J. H. Miller, D. Weldon, and P. P. Skoutelas.  1976.  34 pp.

PTI 7604     
Analysis of Associate Degree Program for Traffic Safety Technicians.  By J. K. Shimada.  1976.  70 pp.  (NTIS:  PB‑255 679)

PTI 7605     
The Highway Corridor:  Predicting the Consequences of Alternative Highway Locations - Phase II.  By O. H. Sauerlender et al.  1976.  334 pp.  (NTIS:  PB-264 001)

PTI 7607     
Modification Construction and Instrumentation of an Experimental Highway.  Interim Report.  By W. P. Kilareski, S. A. Kutz, and G. Cumberledge.  1976.  74 pp.  (NTIS:  PB‑279 411)

PTI 7608     
An Experiment in Freight Modal Choice:  Delineating the Rail-Truck Interface.  By A. J. Stenger and W. H. J. Cunningham.  1976.  129 pp.  (NTIS:  PB-263 156)

PTI 7609     
Lewisburg Area Public Transportation Study.  By J. H. Miller and S. Trussler.  1976.  81 pp.

PTI 7610     
Highway System Carrying Capacity:  A Growth Management Technique.  By J. A. Balicki.  1976.  109 pp.

PTI 7611     
Development of Small Area Transit Planning Guidelines for Pennsylvania.  By J. H. Miller.  1976.  205 pp. 

PTI 7612     
Identification of Hazardous Locations:  Executive Summary.  By J. I. Taylor and H. T. Thompson.  1976.  22 pp. (NTIS:  PB‑283 923)

PTI 7613     
Management Personnel in Urban Mass Transportation Properties:  A Profile and Analysis of Manpower Practices.  By D. B. Vellenga. 1976.  296 pp. 

PTI 7614     
Transit Authority Boards of Directors:  Membership, Organization, Functions, and Performance.  By K. H. Horn.  1976.  381 pp.  (NTIS:  PB-265 744)

PTI 7615     
The Urban Mass Transportation Administration/University Research and Training Grant 1971-1975:  Final Administrative Report.  By J. H. Miller.  1976.  27 pp.

PTI 7616     
New Directions for PennDOT - A Fiscal Review.  By S. Rao, T. D. Larson, B. N. Henszey, and T. H. Poister.  1976.  182 pp.

PTI 7617     
A Methodology for the Development of Price Adjustment Systems of Statistically Based Restricted Performance Specifications: Report No. 1.  By J. H. Willenbrock and P. A. Kopac.  1976.  169 pp.  (NTIS:  PB-264 333)

PTI 7618     
The Development of Tables for Estimating Percentage of Material within Specification Limits:  Report No. 2.  By J. H. Willenbrock and P. A. Kopac.  1976.  119 pp.

PTI 7619     
The Development of Operating Characteristic Curves for PennDOT's Restricted Performance Bituminous Concrete Specifications: Report No. 3.  By J. H. Willenbrock and P. A. Kopac.  1976.  93 pp.  (NTIS:  PB-264 334)

PTI 7620     
The Citizen Participation Program of the Centre Region Area Transportation Study.  By J. H. Miller and A. A. Wagner III. 1976.  113 pp.

PTI 7621     
Safety Aspects of the National 55 mph Speed Limit.  By R. F. Heckard, J. A. Pachuta, and F. A. Haight.  1976.  161 pp.  (NTIS:  PB-267 989)

1975

PTI 7501     
The Role of Substate Regions in Transportation Planning, Programming, and Budgeting.  Interim Report.  By T. D. Larson, I Hand, T. H. Poister, E. T. Carr, B. T. Hargroves, W. E. Landsidle, P. M. Lima, A. M. Pagano, J. P. Palley, W. C. Shadow, and R. L. Stevens.  1975.  286 pp.  (NTIS:  PB-251 061)

PTI 7502     
The Relationship of Locked Wheel Friction to that of Other Test Modes:  Partial Report--Correlation Between Modes.  By T. J. Hartranft.  1975.  76 pp.

PTI 7503     
The Relationship of Locked Wheel Friction to that of Other Test Modes.  By J. J. Henry and W. E. Meyer.  1975.  21 pp.  (NTIS:  PB-244 735)

PTI 7504     
An Evaluation of Pennsylvania's Flexible Pavement Design Methodology.  Interim Report.  Vol. 1:  Flexible Highway Pavement Design--The State of the Art.  By E. S. Lindow, M. G. Sharma, H. Recart, and T. D. Larson.  1973.  145 pp. (NTIS:  PB‑243 213)

PTI 7505     
An Evaluation of Pennsylvania's Flexible Pavement Design Methodology.  Interim Report.  Vol. 2:  Construction, Instrumentation, and Operation.  By E. S. Lindow, W. P. Kilareski, G. Q. Bass, and T. D. Larson.  1973.  187 pp.

PTI 7506     
An Evaluation of Pennsylvania's Flexible Pavement Design Methodology.  Interim Report.  Vol. 3:  First Cycle Preliminary Results.  By E. S. Lindow, M. G. Sharma, H. C. Han, H. C. Dunn, and T. D. Larson.  1973.  74 pp.

PTI 7507     
Intercampus Bus Study.  By J. W. Hummel, J. H. Miller, and R. D. Stone.  1975.  41 pp.

PTI 7508     
The Allocation of Highway Resources in Pennsylvania.  By S. Rao, T. D. Larson, B. N. Henszey, and T. H. Poister.  1975.  68 pp.

PTI 7509     
An Evaluation of Pennsylvania's Flexible Pavement Design Methodology.  Interim Report.  Vol. 4:  Mechanical Characterization of Materials.  By M. G. Sharma and T. D. Larson.  1974.  130 pp.

PTI 7510     
An Evaluation of Pennsylvania's Flexible Pavement Design Methodology.  Interim Report.  Vol. 5:  An Evaluation of Pavement Models.  By M. G. Sharma, G. F. Fornaro, T. D. Larson, and E. S. Lindow.  1974.  61 pp.

PTI 7511     
An Evaluation of Pennsylvania's Flexible Pavement Design Methodology.  Interim Report.  Vol. 6:  An Evaluation of the Structural Coefficients for Base Course Materials.  By H. C. Han, E. S. Lindow, and T. D. Larson.  1974.  181 pp

PTI 7512     
An Evaluation of Pennsylvania's Flexible Pavement Design Methodology.  Interim Report.  Vol. 7:  Applications and Recommendations Concerning the First Cycle Instrumentation.  By G. Q. Bass and T. D. Larson.  1974.  42 pp.

PTI 7513     
An Evaluation of Pennsylvania's Flexible Pavement Design Methodology.  Interim Report.  Vol. 8:  Pavement Performance and Pavement Distress as Determinants of Base Course Structural Equivalencies.  By H. C. Dunn, E. S. Lindow, and T. D. Larson. 1974.  133 pp.  (NTIS:  PB-246 038)

PTI 7514     
An Evaluation of Pennsylvania's Flexible Pavement Design Methodology.  Final Report.  By T. D. Larson and E. S. Lindow. 1974.  40 pp. 

PTI 7515     
Energy Conservation Through Urban Transportation Planning.  By R. E. Carrier.  1975.  183 pp.  (NTIS:  PB-245 214)

PTI 7516     
Travel in Central Pennsylvania:  Intercity Movements by Automobile and Aircraft.  By T. B. Davinroy.  1975.  64 pp. 

PTI 7517     
The Role of Substate Regions in Transportation Planning, Programming, and Budgeting.  Summary Report.  By T. D. Larson, I. Hand, T. H. Poister, W. E. Landsidle, P. M. Lima, T. I. Sheaffer, R. L. Stevens, and P. H. Wev.  1975.  56 pp.  (NTIS:  PB-251 060)

PTI 7518     
Effects of the National 55 mph Speed Limit.  Interim Report.  Vol. 1:  Nonsafety Aspects.  By R. F. Heckard, F. A. Haight, and J. A. Pachuta.  1975.  22 pp.

PTI 7519     
Effects of the National 55 mph Speed Limit.  Interim Report.  Vol. 2:  Safety Aspects.  By R. F. Heckard, J. J. Wiorkowski, J. A. Pachuta, D. L. Wahrenberger, and F. A. Haight.  1975.  77 pp.

PTI 7520

Shenango Valley Transit Development Program:  Discussion Report.  By J. H. Miller, D. Weldon, and P. P. Skoutelas.  1975.  148 pp. 

PTI 7521     
The Role of Substate Regions in Transportation Planning, Programming, and Budgeting.  By T. D. Larson, I. Hand, T. H. Poister, B. T. Hargroves, W. E. Landsidle, P. M. Lima, T. I. Sheaffer, R. L. Stevens, and P. H. Wev.  1975.  271 pp.  (NTIS:  PB-251 062)

PTI 7522     
DuBois Area Transit Development Program.  By J. H. Miller, P. P. Skoutelas, and D. Weldon.  1975.  114 pp.

PTI 7523     
Lateral Distribution of Wheel Loads in a Prestressed Concrete I-Beam Bridge.  Interim Report.  By J. A. Orndorff, Jr., and R. M. Barnoff.  1975.  107 pp.  (NTIS:  PB-259 969

PTI 7524     
Forecasting Bus Transit Operating Costs.  By H. G. Wilson.  1975.  162 pp.  (NTIS:  PB-262 634)

1974

TTSC 7401     
U.S. and Canadian Urban Mass Transportation Systems.  By R. A. Mundy.  1974.  156 pp.  (NTIS:  PB-232 590)

TTSC 7402     
Marketing Urban Mass Transit - 1973.  By R. A. Mundy.  1974. 25 pp.  (NTIS:  PB-231 310)

TTSC 7403     
Summary Report on Bus Operator and Bus Operator Instructor Training Programs.  By J. L. Carroll and S. Rao.  1974.  83 pp.

PTI 7404    

Evaluation of Bus Operator and Bus Operator Instructor Training Programs.  By J. L. Carroll and S. Rao.  1974.  168 pp.

PTI 7405     
DuBois-Falls Creek-Sandy Township Bus Survey.  By P. M. Lima and J. H. Miller.  1974.  36 pp. 

PTI 7406     
Transit Development Program for the Centre Region.  By J. H. Miller, J. L. Carroll, F. McKelvey, K. Horn, R. Green, and J. C. Hayward.  1974.  160 pp.

PTI 7407     
Construction and Testing of an Experimental Prestressed Concrete Bridge.  By R. M. Barnoff and J. A. Ordnorff, Jr.  1974.  222 pp.  (NTIS:  PB-232 930)

PTI 7408     
Cost-Effectiveness Studies of Antiskid and Deicing Programs in Pennsylvania.  By O. H. Sauerlender.  1974.  58 pp.

PTI 7409     
Characteristics of Transit Supply in Small- and Medium-Sized Cities.  By G. J. Kurgan.  1974.  68 pp.  (NTIS:  PB-233 532)

PTI 7410     
Traffic Flow Problems in Union City, Pennsylvania.  By J. K. Shimada, J. A. Pachuta, and G. J. Kurgan.  1974.  71 pp

PTI 7411     
The History of the National Committee for Motor Fleet Supervisor Training.  By K. H. Horn.  1974.  154 pp.

PTI 7412     
Objective Ride Quality Evaluation.  By J. C. Wambold and W. H. Park.  1974.  100 pp.  (NTIS:  N74-34565)

PTI 7413     
Campus Traffic Control.  By J. A. Bickel, R. A. Olsen, and T. B. Davinroy.  1974.  55 pp.

PTI 7414     
Laboratory Tests of Prestressed Concrete Deck Planks and Deck Plank Assemblies.  By R. M. Barnoff and D. E. Rainey.  1974. 138 pp.  (NTIS:  PB-235 271)

PTI 7415     
Employment Shifts and Transportation Policy:  Changes in the Locations of Corporate Headquarters in Pennsylvania, 1950-1970.  By R. F. Abler.  1974.  71 pp.

PTI 7416     
Characterization of Pavement Macrotexture by Profile Spectral Analysis.  By J. M. Lawther and J. J. Henry.  1974.  91 pp.  (NTIS:  COM-75-10341)

PTI 7417     
The State Role in Public Mass Transportation.  By T. D. Larson, T. H. Poister, and G. A. Wiser.  1974.  46 pp.

PTI 7418     
Evaluation of Motor Fleet Courses of the National Committee for Motor Fleet Supervisor Training for Transit Managerial Training and Development Programs.  By K. H. Horn.  1974.  83 pp.

PTI 7419     
A Report on Updating a Civil Engineering Introductory Transportation Course.  By T. D. Larson and J. A. Pachuta.  1974.  116 pp.

PTI 7421     
Bridge Deck Deicing Study.  By C. Birnie, Jr.  1974.  103 pp.  (NTIS:  PB-250 697)

PTI 7422     
Commuting Patterns of PSU Employees:  A Survey.  By P. Cornwell, J. Burfield, G. Cornwell, and K. Boyce.  1974.  40 pp.

PTI 7423     
Evaluating Specialized University Transportation Courses for Relevance to Mass Transportation.  By T. D. Larson, P. A. Liguori, and R. D. Pashek.  1974.  36 pp.

PTI 7424     
An Equity Evaluation Model for Urban Mass Transportation:  An Assessment of the Spatial and Social Distributions of Benefits and Costs.  By D. C. Hodge.  1974.  220 pp.  (NTIS:  PB-251 205)

PTI 7425     
Objective Measures of Ride Quality.  By W. H. Park and J. C. Wambold.  1974.  84 pp

PTI 7426     
The Return of State Highways to Local Governments.  By T. H. Poister and T. D. Larson.  1974.  54 pp.

1973

TTSC 7301     
Comparative Analysis of Urban Transit Modes Using Service Specification Envelopes.  By J. C. Rea and J. H. Miller.  1973. 35 pp.

TTSC 7302     
A Comparison of Cost Models for Urban Transit.  By J. H. Miller and J. C. Rea.  1973.  33 pp.

TTSC 7303     
Locked-Wheel Pavement Skid Tester Correlation and Calibration Techniques.  By W. E. Meyer, R. R. Hegmon, and T. D. Gillespie. 1973.  360 pp.  (TRB-NCHRP Report 151)

TTSC 7304     
Quantitative Evaluation of the Relationship between the Highway System and Socio-Economic Changes in Non-Urban Areas.  By J. H. Herendeen, Jr.  1973.  227 pp.

TTSC 7305     
The Influence of the Developable Land Concept in Predicting Economic Growth.  By C. Roberts.  1973.  83 pp.

TTSC 7306     
Major Interchange Design, Operation and Traffic Control:  Design Aids Digest.  By R. J. Slavecki and J. I. Taylor.  1973. 119 pp.

TTSC 7307     
Major Interchange Design, Operation and Traffic Control: Innovative Designs Digest.  By R. J. Slavecki and J. I. Taylor. 1973.  23 pp.

TTSC 7308     
Great Lakes Simulation Studies.  Vol. 2:  Lake Erie-Lake Ontario Navigation, A Simulation Study of Alternative Subsystems.  By J. L. Carroll and S. Rao.  1973.  113 pp. 

TTSC 7309     
Major Interchange Design, Operation and Traffic Control.  Vol. 1:  Final Report.  By J. I. Taylor, R. A. Olsen, J. C. Hayward, W. L. Raymond, and R. S. Hostetter.  1973.  292 pp.

Major Interchange Design, Operation and Traffic Control.  Vol. 2:  Appendices A through J.  By J. I. Taylor, R. A. Olsen, J. C. Hayward, W. L. Raymond, and R. S. Hostetter.  1973.  374 pp.

TTSC 7310     
Development of Optimum Specifications for Glass Beads in Pavement Marking.  By L. M. Shuler.  1973.  270 pp.

TTSC 7311     
Allocation of Commodity Flows to Transport Equipment Units by Mathematical Programming.  By M. S. Bronzini.  1973.  139 pp.

TTSC 7312     
The Mid-State/University Park Airport Controversy:  A Case Study in Location Conflict.  By D. C. Hodge.  1973.  76 pp.

TTSC 7313     
The Campus Loop:  An Experimental Bus Service on the University Park Campus of The Pennsylvania State University.  By J. L. Carroll, H. G. Wilson, and K. H. Horn.  1973.  98 pp. 

TTSC 7314     
The Pennsylvania Pavement Research Facility:  Phase III - Additions and Improvements.  By E. S. Lindow.  1973.  40 pp.

TTSC 7315     
Major Interchange Design, Operation and Traffic Control.  By J. I. Taylor, et al.  1973.  675 pp.  Vol. 1 (NTIS:  PB-232 135).  Vol. 2  (NTIS: PB-232 137).  Vol. 3 (NTIS:  PB-232 136).

TTSC 7316     
The Evaluation of the Pass/No-Pass Highway Marking System.  By A. D. Brickman, W. H. Park, and J. C. Wambold.  1973.  67 pp.  (NTIS: PB-232 091)

TTSC 7317     
Managerial Resources and Personnel Practices in Urban Mass Transportation.  By R. A. Mundy and J. C. Spychalski.  1973. 319 pp.  (NTIS:  PB-231 433)

TTSC 7318     
Great Lakes-St. Lawrence Seaway Simulation Studies.  Vol. 3:  Summary Report.  By J. L. Carroll, S. Rao, and H. G. Wilson.  1973.  59 pp.

TTSC 7319     
Great Lakes-St. Lawrence Seaway Simulation Studies.  Vol. 4:  NETSIM II and PROSIM, A Waterway Simulation Package.  By J. L. Carroll, S. Rao, and H. G. Wilson.  1973.  215 pp.

TTSC 7321     
Digital Computer Simulation of the Thermal Characteristics of a Bridge Deck and Adjoining Roadway (Simulation III).  By C. Birnie, Jr., and G. Gamble.  1973.  42 pp.

TTSC 7322     
Stochastic Models of Traffic Density on Two-Lane Roads.  By G. R. Wilson.  1973.  139 pp.

1972

TTSC 7201     
Improving Traffic Operations and Safety at Exit Gore Areas.  By J. I. Taylor and H. W. McGee.  1972.  403 pp.

TTSC 7202     
Major Interchange Design, Operation and Traffic Control:  Current Practices and Research Review. By J. I. Taylor, R. J. Slavecki, and R. S. Hostetter.  1972.  111 pp.

TTSC 7203
Toward the Derivation of Simultaneous Equation Models for Estimating Winter Maintenance Costs in Pennsylvania.  By D. Spottheim.  1972.  73 pp.  (NTIS:  PB-215 034)

TTSC 7204     
A Regional Transportation Systems Analysis Model.  By M. S. Bronzini, J. H. Herendeen, Jr., J. H. Miller, and N. K. Womer.  1972.  112 pp.

TTSC 7205     
Development of Optimum Specifications for Glass Beads in Pavement Markings.  Interim Report.  By L. M. Shuler.  1972.  128 pp.

TTSC 7206     
Changing Patterns of Central Places and Functional Regions: Temporal and Spatial Dynamics of Air Traffic Flows in the United States.  By M. O. Filani.  1972.  170 pp.

TTSC 7207     
Road Roughness Effects on Vehicle Performance.  By A. D.  Brickman, W. H. Park, J. C. Wambold, and J. R. Zimmerman. 1972.  219 pp.

TTSC 7209     
A Comparative Study of Urban Transit Technologies:  The Service Specification Envelope Approach.  By J. C. Rea and J. H. Miller. 1972.  81 pp.  (NTIS:  PB-212 851)

TTSC 7210     
Changes in Locations of Corporate Headquarters in Pennsylvania, 1950-1970.  By R. F. Abler.  1972.  67 pp.

TTSC 7211     
Analysis of Waterway Systems:  Simulation Analysis of a Multiple Chamber Lock on the Inland Waterway.  By J. C. Hayward.  1972.  135 pp.

TTSC 7212     
Analysis of Waterway Systems.  Summary Report.  By J. L. Carroll, M. S. Bronzini, and J. C. Hayward.  1972.  143 pp.

TTSC 7213     
The Equipment Allocation Problem with Mixed Fleet.  By S. Rao. 1972. 70 pp.

TTSC 7214     
The Highway Corridor:  Predicting the Consequences of Alternative Highway Locations.  By O. H. Sauerlender, J. C. Rea, R. D. Twark, J. H. Herendeen, Jr., A. M. Pagano, J. P. Palley, C. Roberts, D. Spottheim, and H. T. Thompson.  1972.  355 pp.  (NTIS:  PB-226 076)

TTSC 7215     
Great Lakes Simulation Studies.  Vol. 1:  NETSIM, A General Network Simulation.  By J. L. Carroll, M. S. Bronzini, S. Rao, P. W. Buckholts, J. C. Rea, and D. C. Nowading.  1972.  111 pp.

1971

TTSC 7101     
Air Photo Analysis of Infrared Color Photograph.  By H. A. Weeden and L. H. Lattman.  1971.  80 pp.

TTSC 7102     
An Electronic, In-Vehicle Driver Aid at Traffic Signals.  By R. L. Bleyl.  1971.  205 pp.

TTSC 7103     
Transportation and Traffic on the University Park Campus.  Produced in cooperation with the Department of Physical Plant Planning and Construction.  1971.  72 pp.

TTSC 7104     
Near Misses as a Measure of Safety at Urban Intersections.  By J. C. Hayward.  1971.  75 pp.

TTSC 7105     
The Pavement Durability Research Facility:  Phase II - Engineering and Construction.  By E. S. Lindow and T. D. Larson. 1971.  58 pp.

TTSC 7106     
Roadway Delineation Systems.  Vol. 1:  Final Report.  By J. I. Taylor, H. W. McGee, E. L. Seguin, and R. S. Hostetter.  1971.  466 pp.

Roadway Delineation Systems.  Vol. 2:  Appendices F through W.  By J. I. Taylor, H. W. McGee, E. L. Seguin, and R. S. Hostetter. 1971.  438 pp.

TTSC 7107     
Bridge Deck Deicing Study:  Phase B - Summary of Experimental Work at Test Site on Interstate 80.  By D. J. Biss.  1971. 119 pp.

TTSC 7108     
Waterway Systems Simulation.  Vol. 1:  Summary Report.  By J. L. Carroll and M. S. Bronzini.  1971.  126 pp.

TTSC 7109     
Waterway Systems Simulation.  Vol 2:  WATSIM, A Waterway Transport Simulator.  By J. H. Gimbel III.  1971.  195 pp.

TTSC 7110     
Waterway Systems Simulation.  Vol. 3:  TOWGEN, A Tow Generation Model for Inland Waterway Simulation.  By M. S. Bronzini.  1971.  146 pp. 

TTSC 7111     
Waterway Systems Simulation.  Vol. 4:  LOKSIM, A Multiple Chamber Lock Simulation Model.  By J. C. Hayward.  1971.  91 pp.

TTSC 7112     
Waterway Systems Simulation.  Vol. 5:  Simulation of Multiple Channel Deep Draft Navigation Systems.  By J. C. Rea and D. C. Nowading.  1971.  212 pp.

TTSC 7113     
Waterway Systems Simulation.  Vol. 6:  Application of System Simulation Models, Ohio River Navigation Study.  By J. H. Herendeen, Jr., and P. J. Staadeker.  1971.  94 pp.

TTSC 7114     
Analysis and Design Procedures for the Pennsylvania Highway Lighting Needs Study.  By J. H. Herendeen, Jr.  1971.  22 pp.

TTSC 7115     
Near Miss Determination Through Use of a Scale of Danger.  By J. C. Hayward.  1971.  32 pp.

TTSC 7116     
An In-Vehicle Driver Aid at Traffic Signals.  By R. L. Bleyl. 1971.  28 pp.

TTSC 7117     
Speed Profiles Approaching a Traffic Signal.  By R. L. Bleyl. 1971. 18 pp.

TTSC 7118     
Locked-Wheel Pavement Skid Tester Correlation and Calibration Techniques.  By W. E. Meyer, R. R. Hegmon, and T. D. Gillespie. 1971.  176 pp.  (NTIS:  PB-239 400)

TTSC 7119     
Designing Urban Transit Systems:  An Approach to the Route-Technology Selection Problem.  By J. C. Rea.  1971.  28 pp.

1970

TTSC 7001     
Moving Walkways:  Some Operational and Cost Aspects during Passenger Movement Applications.  By T. B. Davinroy.  1970. 21 pp.

TTSC 7002     
The Simulation and Analysis of Automobile Ride as an Index of Road Roughness.  By R. E. Bennett.  1970.  97 pp.

TTSC 7003     
Roadway Delineation Systems:  Work Plan.  By The Pennsylvania State University and Institute for Research.  1970.  34 pp.

TTSC 7004     
Systems Analysis of Waterway Improvements:  Status and Prospectus.  By J. L. Carroll and M. S. Bronzini.  1970. 7 pp.

TTSC 7005     
Highway Network Development and Urban Growth in Pennsylvania, 1920-1960.  By M. O. Filani.  1970.  82 pp.

TTSC 7006     
Status Report:  Pennsylvania Transportation and Traffic Safety Center.  By The Pennsylvania State University.  1970.  58 pp.

TTSC 7007     
Tri-County Transportation Project.  By J. L. Carroll, J. H. Herendeen, Jr., R. J. Slavecki, E. J. Bardi, and K. L. Shaull.  1970.  111 pp.

TTSC 7008     
The Promotion of Rail Service:  A Study of Media-Rail Passenger Relationships in the Philadelphia-Harrisburg Corridor.  By E. J. Mayo, Jr.  1970.  72 pp.

TTSC 7009     
Testing Alternative Street Networks for the University Park Campus Utilizing Network Analysis Techniques.  By M. S. Bronzini and J. H. Herendeen, Jr.  1970.  68 pp.

TTSC 7010     
Roadway Delineation Systems:  Interim Report 2--Problem Analysis and Evaluation Techniques.  By J. I. Taylor, H. W. McGee, E. L. Seguin, C. Harrison, and R. S. Hostetter.  1970. 89 pp.

TTSC 7011     
Statistical Summary of Rail Passengers:  A Study of Pre-Metroliner Rail Travel in the Philadelphia-Harrisburg Corridor.  By L. L. Beik, J. L. Carroll, L. J. DeLany, and T. W. Sweeney. 1970.  151 pp.

TTSC 7012     
Instrumentation Used in Flexible Pavement Studies.  By K. Atakol.  1970.  52 pp.

TTSC 7013     
Detection of Events in the Visual Periphery During Pursuit Tracking in Long-Term Performance and in Hypnotically Induced Fatigue.  By R. A. Olsen.  1970.  164 pp.

TTSC 7014     
Bridge Deck Deicing Study:  Summary of Phase A Activities.  By W. E. Meyer, C. Birnie, Jr., and D. J. Biss.  1970.  95 pp.  (NTIS:  PB-206 655)

TTSC 7015     
A Routine Methodology for Snow Plows and Cindering Trucks.  By C. R. Moss.  1970.  77 pp.  (NTIS:  PB-201 954)

TTSC 7016     
Costs of Hauling Antiskid Materials in Commonwealth Vehicles.  By E. J. Bardi and O. H. Sauerlender.  1970.  55 pp.

TTSC 7017     
The Pavement Durability Research Facility:  Phase I--Planning and Design.  By E. S. Lindow, W. E. Meyer, W. H. Gotolski, and T. D. Larson.  1970.  86 pp.

TTSC 7018     
Highway Lighting Needs Study.  By T. B. Davinroy, M. S. Bronzini, C. E. Antle, R. H. Dumonceaux, R. J. Slavecki, W. P. Rindone, J. H. Herendeen, Jr., J. C. Hayward, R.-F. Chow, R. B. King, R. G. Carter, and E. T. Baker.  1970.  257 pp.

TTSC 7019     
Passenger Profile:  A Study of Rail Passengers in the Philadelphia-Harrisburg Corridor.  By L. L. Beik, J. L. Carroll, and L. J. DeLany.  1970.  133 pp.

TTSC 7020     
Manual of Highway-Problem-Oriented Photo Interpretation Using Panchromatic, Normal Color, and Infrared Color Air Photos.  By H. A. Weeden and J. W. Harman.  1970.  142 pp.  (NTIS:  PB-200 462)

1969

TTSC 6901     
Pennsylvania Transportation Regulation:  A Comparison and Evaluation.  By A. Volotta.  1969.  125 pp.

TTSC 6902     
Proceedings of the Second Pennsylvania Highway Transportation Conference and Workshop.  By The PennsylvaniaState University. 1968.  126 pp.

TTSC 6903     
The Lake Erie-Ohio River Canal and Pennsylvania's Future Transport Requirements.  By J. L. Carroll.  1969.  61 pp.

TTSC 6904     
Preliminary Design Study and Cost Estimate for a Model License Testing Facility for Pennsylvania Motor Vehicle Operators.  Interim Report.  By R. A. Olsen.  February 1969.  57 pp.

TTSC 6905     
Preliminary Design Study and Cost Estimate for a Model License Testing Facility for Pennsylvania Motor Vehicle Operators.  Final Report.  By R. A. Olsen, G. H. Wright, T. B. Jackson, and J. H. Herendeen, Jr.  1969.  190 pp.

TTSC 6906     
Recommended Design for a Marketing Analysis of the Philadelphia-Harrisburg Rail Demonstration.  By J. L. Carroll.  1969. 44 pp.

TTSC 6906A 
Addendum to Recommended Design for a Marketing Analysis of the Philadelphia-Harrisburg Rail Demonstration.  By J. L. Carroll. 1969. 37 pp.

TTSC 6907     
Status Report:  Pennsylvania Transportation and Traffic Safety Center.  By The Pennsylvania State University.  1969.  33 pp.

TTSC 6908     
Theoretical Development and Preliminary Testing of a Mathematical Model for Predicting Freight Modal Split.  By J. H. Herendeen, Jr.  1969.  76 pp. 

TTSC 6909     
The Effect of Left Turn Penalties on Traffic Assignment Results.  By M. S. Bronzini.  1969.  104 pp.

TTSC 6910     
Intracampus Transportation for the University Park Campus: Second Phase.  By the Department of Civil Engineering (CE521), The Pennsylvania State University.  1968.  47 pp.

TTSC 6911     
Frost Action Phenomena.  By K. Atakol.  1969.  86 pp.

TTSC 6912     
Transportation Network Analysis Utilizing Selective Left Turn Penalties.  By T. B. Davinroy, M. S. Bronzini, and J. H. Herendeen, Jr.  1969.  166 pp. 

TTSC 6913     
Roadway Delineation Systems.  Interim Report.  Vol. 1:  State-of-the-Art Summary and Driver Delineation Requirements.  By J. I. Taylor, E. L. Seguin, W. C. Taylor, H. W. McGee, G. H. Wright, O. H. Sauerlender, R. S. Hostetter, D. Tait, G. T. Satterly, and T. K. Datta.  1969.  423 pp.

Roadway Delineation Systems.  Interim Report.  Vol. 2:  Appendices E, F, and G.  By J. I. Taylor, E. L. Seguin, W. C. Taylor, H. W. McGee, G. H. Wright, O. H. Sauerlender, R. S. Hostetter, D. Tait, G. T. Satterly, and T. K. Datta.  1969.  311 pp.

TTSC 6914     
The Effect of Left Turn Penalties on Traffic Assignment Accuracy.  By M. S. Bronzini.  1970.  28 pp.

TTSC 6915     
Digital Computer Simulation of the Thermal Characteristics of a Bridge Deck (SIMULATION I).  By T. Kuo and C. Birnie, Jr.  1969. 44 pp.

TTSC 6916     
A Model of Simultaneous Stochastic Relations to Predict Winter Maintenance Costs in Pennsylvania.  By W. J. Dunlay, Jr.  1969. 144 pp.

TTSC 6917     
Proceedings of the Third Pennsylvania Highway Transportation Conference and Workshop.  By The PennsylvaniaState University. 1969.  74 pp.

TTSC 6918     
Analysis of Pavement Profile.  By A. D. Brickman, J. R. Zimmerman, and J. C. Wambold.  1969.  114 pp.  (NTIS:  PB‑196 132)

1968

TRC 6801
Proceedings of the First Pennsylvania Highway Transportation Conference and Workshop.  By The Pennsylvania StateUniversity.  1967.  52 pp.

TRC 6802
Intracampus Transportation for the University Park Campus:  Preliminary Study.  By the Department of Civil Engineering (CE 521), The Pennsylvania State University.  1967.  57 pp.

TTSC 6803
Transport Way Roughness.  By H. A. Weeden, W. H. Gotolski, and T. D. Larson.  1968.  71 pp.

TTSC 6804
Status Report:  Pennsylvania Transportation and Traffic Safety Center.  By The Pennsylvania State University.  1968.  17 pp.

TTSC 6805
Roadway Delineation Systems:  Work Plan.  By The Pennsylvania State University, Institute for Research, and WayneState University.  1968.  37 pp.

TTSC 6806
Methodological Framework for Comprehensive Transportation Planning.  Final Report.  By the Transportation Research Institute, Carnegie-Mellon University, and Pennsylvania Transportation and Traffic Safety Center, ThePennsylvania State University.  1968. 450 pp.

 
 

About

The Thomas D. Larson Pennsylvania Transportation Institute is Penn State’s transportation research center. Since its founding in 1968, the Larson Institute has maintained a threefold mission of research, education, and service. The Institute brings together top faculty, world-class facilities and enterprising students from across the University in partnership with public and private stakeholders to address critical transportation-related problems.

Thomas D. Larson Pennsylvania Transportation Institute

201 Transportation Research Building

The Pennsylvania State University

University Park, PA 16802-4710

Phone: 814-865-1891