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.
  
  

Order Information

Unless otherwise stated below, a limited number of printed copies of these reports can be obtained from the FHWA Product Distribution Center by e-mail to report.center@dot.gov, fax to (814) 239-2156, phone to (814) 239-1160. 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.

For more information, contact LTPP Customer Support Services - ltppinfo@dot.gov; (202) 493-3035.