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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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I-90 Widening: SH-41 to US-95
The first project from the I-90 Corridor Study aims to improve safety and traffic volume capacity.
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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.
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I-84 South Jerome Interchange
Crews are working to replace the South Jerome Interchange. The interchange was originally built in 1966, and the new interchange will be a Divided Diamond/Couplet design.
Recent News
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August 26, 2026
Turn restrictions at Iona Road and US-26 begin next week
Traffic movements at this intersection will be restricted to right-in and right-out turns only. Drivers can reroute to signals at Woodruff Avenue and Hitt Road.
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August 25, 2026
Paving planned for Kimberly Road and Hankins Road intersection next week
The Idaho Transportation Department is resurfacing the intersection of Kimberly Road and Hankins Road from 10 p.m. Aug. 31. through 10 a.m. Sep. 2.
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August 24, 2026
ITD invites community to comment on SH-55 Banks-Lowman Intersection improvements
ITD looks for comment on the Banks-Lowman Intersection.
Upcoming Events
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August 27, 2026 4:30 PM–6:30 PM MST
Banks Lowman Intersection Improvement Project Public Meeting
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September 1, 2026 5:00 PM–7:00 PM MST
Banks Lowman Intersection Improvement Project Public Meeting
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September 3, 2026 1:30 PM–5:30 PM MST
Public Transportation Advisory Council Fall Meeting