Roadway Design

Roadway Design is committed to maintain quality and provide assistance to the Highway Development Program while leading the Idaho Transportation Department in the growth, development, and evolution of the art and science of highway engineering.

The function of the Roadway Design section is to:

  1. Coordinate the statewide design activities.

  2. Facilitate district and headquarters project development activities.

  3. Aid in resolving design conflicts.

  4. Process design exceptions.

  5. Ensure that local, state, and American Association of State Highway and Transportation Officials (AASHTO) standards are met or have been approved for exception.

Visit the AASHTO Subcommittee on Design's web site at

Please send comments, questions and suggestions to Highways:
Or write to
Idaho Transportation Department
Roadway Design
P.O. Box 7129
Boise, Idaho 83707-1129