Transportation Research Information Services (TRIS)

TRISworld contains over 720,000 records of published transportation research from the Transportation Research Information Services (TRIS) Database and the English language records from the International Transport Research Documentation (ITRD) Database. TRISworld is only available to the sponsors of the Transportation Research Board (TRB). If you are a sponsor of TRB and need access to TRISworld, please contact Barbara Post.

The TRIS database with the exception of the international records from the ITRD Database can be accessed through TRISOnline available on the National Transportation Library’s Website. Access TRISOnline.

The combined TRIS and ITRD can also be accessed through commercial vendors. View more information on availability of TRIS.