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.
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SH-16 Construction
SH-16 will improve regional mobility, provide access to I-84 in the rapidly growing central Treasure Valley, and improve commutes for thousands of motorists.
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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.
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I-15 Inkom Corridor
ITD is rebuilding I-15 structures at three locations in and near Inkom.
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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
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April 9, 2026
ITD asks for feedback on updated improvements along Chinden Boulevard by April 23
ITD asks for public feedback SH-20/26.
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April 8, 2026
US-12 lane restrictions for tree removal near Powell to begin April 13
ITD will be removing trees on U.S. Highway 12 near Powell Junction from April 13 through mid-May.
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April 7, 2026
ITD warns drivers – March Madness means more distraction on the road
In conjunction with NHTSA’s national distracted driving awareness month in April, ITD is reminding drivers to stay alert behind the wheel.
Upcoming Events
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April 13, 2026 8:00 AM– 10:00 AM MST
Idaho Aeronautics Advisory Board Quarterly Meeting
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April 15, 2026 8:00 AM –
April 16, 2026 5:00 PM MST
Transportation Board Meeting – April 2026
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April 21, 2026 1:30 PM– 3:00 PM MST
Dealer Advisory Board Meeting