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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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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.
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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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March 9, 2026
Upper Valley EMS trainings Wednesday along US-20 thanks to agreement with ITD
East Idaho emergency response team will use state-owned properties along US-20 for specialized trainings.
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March 6, 2026
Construction underway again on I-15 in Inkom
Traffic will be moved into a crossover configuration on Monday to allow demolition of three bridges at Inkom on I-15.
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March 6, 2026
Construction resumes on SH-53 Pleasant View Road Interchange
Construction continues on the SH-53 Pleasant View Interchange into 2026 with major milestones expected, including opening the new facility for traffic by late summer.
Upcoming Events
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March 18, 2026 8:00 AM– 5:00 PM MST
Transportation Board Meeting – March 2026
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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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May 13, 2026 8:00 AM –
May 14, 2026 5:00 PM MST
Transportation Board Meeting – May 2026