District 1 covers just over 7,750 square miles of northern Idaho and maintains 1,472 lane miles and 279 bridges.
511 Road Conditions & Cameras
Be prepared for current road conditions by using Idaho 511 to plan your safest route.
Contractor Bidding
ITD’s Advertisement and Award Section manages the services for Contractor Bidding.
Bridge Section
The Bridge Section is committed to providing innovative solutions for the design, construction, and maintenance of Idaho’s transportation bridges and structures.