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Contact NTL information experts by email Ask-A-Librarian or by phone 1-800-853-1351.

Search Tips

Integrated Search is a combined search interface for TRIS Online and NTL Catalogs (NTL Digital Repository & Other Transportation Website)

  • Default Search

    The default search is a All Keywords search in TRIS Online. To search both databases, choose "Search All" from Search In drop down list on the New/Simple Search screen and Advanced Search Screen.

  • Advanced Search

    New feature of Advanced Search is available by clicking on Advanced tab at the top of the screen.

  • Boolean

    Boolean searching is supported -- AND, OR, NOT
    AND is the default

  • Phrases

    Phrases must be enclosed in double quotes (").

  • Case

    Search terms are not case sensitive
    Example: highway trust fund finds Highway Trust Fund, HIGHWAY TRUST FUND, and highway trust fund.

  • Word Stemming

    Word Stemming is not the default. 
    Example: speed bump will not find records with speed bumps.

  • Truncation

    Truncation is supported. The symbol is the asterisk *.

  • Search Results

    Results from a query are initially displayed as a listing of brief record. To retrieve the full record, click on the title. Click the checkbox to the left of each record you would like to mark. Use the Mark All Records button to mark all the records on the page. You also can remove any of the marked records by removing the check in the checkbox.

  • Marked Records

    Tip: To mark a large result set, change the records per 50/page by clicking on "50/Page" link. in the Show line on the right hand side of the screen. Then click on the Mark All Records button.

  • Exporting Records

    Record can be exported in a variety of formats (HTML, text, and Excel). Records can also be printed. Emailing of records is not available at this time.

  • Contact Informaiton

    National Transportation Library
    Bureau of Transportation Statistics
    U.S. Department of Transportation
    400 Seventh Street, S.W.
    Washington, DC 20590
    Phone: 1-800-853-1351

    Messages to librarian@bts.gov or tris@bts.gov will go to appropriate staff.

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