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.

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 Contracting Services at (208) 334-8493.

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