Skip to main content

Interchange Design

InterchangeInterchange engineers provide guidance regarding:

  • Layouts and designs.
  • Design modifications.
  • Design standards.
  • Layout sheets.
  • Federal Highway Administration modification review process.

Interchange Modification Requests

Roadway Engineering submits formal requests to ;FHWA regarding modifications or additions to the interstate system.

Layout Sheets

Interchange Layout Sheets are required for all new or revised interchanges.


Roadway Engineering has developed an Interchange Design class; the content of that training is currently being updated. Once available, a course listing will be posted. Technical support is available by contacting one of the interchange engineers.

Contact the Roadway Engineering Section

4040 Fairview Industrial Drive SE, MS 4
Salem, Oregon 97302
Phone: 503-986-3568
Fax: 503-986-3749

Program Contacts

Phone: 503-986-3667
Phone: 503-986-3560

Resources and Related Content

Highway Design Manual

Your browser is out-of-date! It has known security flaws and may not display all features of this and other websites. Learn how