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Reference and Standards Publications

Listed below are manuals and reference publications containing the rules, regulations and guidelines for the development, construction and maintenance of Idaho’s transportation system.

For questions, comments, or suggestions about specific manuals please contact the manual owner listed in the Contact List.

Please Read Before Downloading Material

In order for the internal links in the manuals to function properly,
you must download the Forms and Policies in the table below.
All files you download must be downloaded into the same folder.

Forms and Policies


We are in the process of realigning these publications. If you find a link that isn't working, please contact Please be sure to include information about which manual the broken link is in and where that link is within that manual. Thank you.

Reference Publications

*To order a hard copy of the 2012 Standard Specifications for Highway Construction book, please contact the Design Materials Construction (DMC) Group at (208) 334-8430.

Links to External Publications
  • Manual for Uniform Traffic Control Devices (MUTCD)(FHWA)
  • Idaho Exceptions To The MUTCD (IDAPA)
  • Developing Your Stormwater Pollution Prevention Plan (EPA)

  • For help navigating these online manuals, please refer to the Troubleshooting Guide.

    Disclaimer: Several manuals are updated every six months so you, the user, are responsible for obtaining the most recent version. Some manuals have interim updates that will be added as they become approved. ITD will make every effort to keep this web page as current as possible.

    Send correspondence to:
    Idaho Transportation Department
    ATTN: DOH Manuals
    P.O. Box 7129
    Boise, Idaho 83707-1129

    Page Last Modified: 3/26/2015 11:16:05 AM

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    Idaho Transportation Department
    3311 W. State Street · P.O. Box 7129
    Boise, ID 83707-1129