Library

LTPP is the largest and most comprehensive pavement study in the world. The resulting data and information from the program are available in a variety of forms. These include:

• Research Reports Document research findings from analysis of LTPP data.
  
  
• Resource Documents Comprehensive information on the design and implementation of the program itself.
  
  
• TechBriefs Concise summaries of key LTPP data analysis projects.
  
  
• Product Briefs Overviews of LTPP product offerings, including technical background information, along with key features and product benefits.
  
  
• Application Notes Overviews of how LTPP customers are using its research results and products.
  
  
• Brochures Brief publications prepared for a variety of purposes.
  
  
• NCHRP Projects NCHRP Analysis and Product Projects

Order Information

Unless otherwise stated below, a limited number of printed copies of these reports can be obtained from the R&T Report Center, 9701 Philadelphia Court, Unit Q, Lanham, MD 20706, Tel: (301) 577-0818, Fax: (301) 577-1421. For a fee, copies of all reports can also be obtained from National Technical Information Services (NTIS), 5285 Port Royal Road, Springfield, VA 22161; 703-605-6000.

A number of analysis and product development projects, related to LTPP, are also being conducted under the National Cooperative Highway Research Program (NCHRP) Special Project 20-50 and 20-51. For additional information on these projects or their related reports, visit http://www4.nas.edu/trb/crp.nsf/NCHRP+projects/.

AASHTO - AASHTO Publications Department, 1-800-231-3475.

LTPP Customer Support Services - ltppinfo@dot.gov; (202) 493-3035.

TRB Bookstore - Transportation Research Board Bookstore, http://www.nationalacademies.org/trb/bookstore/; (202) 334-3214.