TRID is an integrated database that combines the records from TRB’s Transportation Research Information Services (TRIS) Database and the OECD’s Joint Transport Research Centre’s International Transport Research Documentation (ITRD) Database. TRID provides access to more than one million records of transportation research worldwide.
Recent Records by Mode
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Recent TRB Publications
The Relationship Between Traffic Loading and Environmen...
Comparison of Fine Particulate Matter and Carbon Monoxi...
Seattle Sound Transit's Experiences with Proof-of-Payme...
Operational and Safety Impacts of Directional Median Op...