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    Live Traffic Cameras

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    Travel Times

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    RIDOT posts travel times on electronic messages boards on I-95 and I-195. You also can check the times on-line before hitting the road.

    More Travel Tools

    RIDOT has several useful web pages for learning about roadwork, crashes or special events that might delay motorists:

    - Travel Advisories
    - Congestion Mapping
    - 511
    - 1630 AM
    - Community updates
    - Detour Maps
    - Posted Bridges Map
    - Posted Bridges List
    - Parades & Events

    Home > Engineering > Standards & Specs > Blue Book

    Blue Book Standards and Specifications

    Standard Specifications for Road and Bridge Construction

    2010 Blue Book Standard Specifications for Road and Bridge Construction (12/2010)

    Compilation of Approved Specifications

    Provisions

    Other Documentation

    Bridge Engineering Publications

    LRFD Bridge Design Manual
    Bridge Design Manual (BDM) Question and Answers
    Bridge Design Standard Details - dwg files (2009)
    Bridge Design Standard Details - pdf files (2010)
    CADD Bridge Drawing Files (11/10/2006)

    Traffic Engineering Manual

    RIDOT Traffic Design Manual

    • Appendix A. Traffic Signal - General Notes
    • Appendix B. Relevant DPMS and to All Consultant Letters
    • Appendix C. Example Forms, Charts and Tables
    • Appendix D. Traffic Signal Legend - Standard callouts, item codes, symbols and description

    Rhode Island Standard Details

    Rhode Island Standard Details (11/2012)