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TRB Resources
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- The Transportation Research Information Services (TRIS) Database is the world's largest and most comprehensive bibliographic resource on transportation information. TRIS is produced and maintained by the Transportation Research Board at the National Academy of Sciences.
- TRIS Online is the largest and most comprehensive source of information on published transportation research on the Web.
- The Research In Progress (RiP) Database contains about 6,600 records of current or recently completed transportation research projects.
- The TRB Publications Index contains over 21,000 annotated citations for all TRB and Strategic Highway Research Program (SHRP) publications from the mid 1970s until present
- The Transportation Research Thesaurus (TRT) was developed under NCHRP Project 20-32 to provide a tool to improve the indexing and retrieval of transportation information.
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