Also known as: Transportation Research Information Services Online

TRID contains more than 1.1 million references to the international transportation research literature compiled from the Transportation Research Board’s Transportation Research Information Services (TRIS) Database and the OECD’s Joint Transport Research Centre’s International Transport Research Documentation (ITRD) Database.

Types of materials covered include journals, books, environmental impact statements, technical reports, conference proceedings, and theses. Records are indexed using terms from the Transportation Research Thesaurus (TRT) and ITRD Thesaurus.

Free access

Date Coverage

  • 1960s-present

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