Popular Services & Guides
Join our team!
Working at ITD can be a lifetime career choice with the opportunity for growth and advancement.
How we’re improving Idaho
Our projects touch every corner of the state and boost quality of life for communities, travelers & visitors.
-
SH-16 from SH-44 to SH-52
ITD is conducting an environmental reevaluation to gather updated traffic numbers and study potential impacts that improvements would have to the area.
-
I-90, US-95 Interchange
The I-90 and US-95 Interchange is the first interchange to advance from the I-90 Corridor Study, with a design focused on expanding capacity, improving safety, and accommodating future traffic growth.
-
I-15 Inkom Corridor
ITD is rebuilding I-15 structures at three locations in and near Inkom.
-
US-20 Idaho Falls to Arco
Improvements are being planned for US-20 west of Idaho Falls to Arco. This important route leads to the Idaho National Laboratory, where more than 6,000 Idahoans are employed.
Recent News
-
March 4, 2026
Nighttime detours on I-84 near Heyburn begin Monday
Nighttime closures on Interstate 84 near Heyburn (Exit 211) will be in place from Monday, March 9, through Friday, March 20, as crews continue building a new access bridge over the freeway.
-
March 3, 2026
Public meeting scheduled for SH-55 improvements between Pear Lane and Farmway Road
ITD is seeking public comment on project design for SH-55 between Pear Lane and Farmway.
-
March 2, 2026
Closures ahead on I-84 between Garrity and Ten Mile
Construction of SH-16 flyover of I-84 continues.
Upcoming Events
-
March 7, 2026 8:00 AM– 4:30 PM MST
2026 Aviation Safety Stand Down
-
March 18, 2026 8:00 AM– 5:00 PM MST
Transportation Board Meeting – March 2026
-
April 15, 2026 8:00 AM –
April 16, 2026 5:00 PM MST
Transportation Board Meeting – April 2026