Public comments on the Idaho Transportation Investment Program (ITIP), are being sought now through July 31.
The ITIP has recently been modified following changes in transportation funding levels.
Popular Services & Guides
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 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.
Recent News
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July 2, 2026
Annual highway striping begins next week in North Idaho
Annual striping work is set to begin next week and last through the summer to increase visibility and safety for drivers in North Idaho.
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July 2, 2026
Upcoming traffic changes for the new I-90, SH-41 Interchange in Post Falls
The last fully reconstructed on-ramp for the new Single Point Urban Interchange in Post Falls is set to open next week, meaning traffic changes for drivers accessing eastbound I-90.
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July 1, 2026
Boise ordinance adds licensing rules for high-powered e-motorbikes
Boise’s July 1 ordinance requires high‑powered e‑motorbikes (750 watts or 28+ mph) to be licensed, registered, and insured. State law is unchanged; e‑bikes and e‑scooters stay untitled.
Upcoming Events
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July 7, 2026 1:30 PM– 3:00 PM MST
Dealer Advisory Board Meeting
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July 8, 2026 5:30 PM– 8:00 PM MST
Rathdrum Prairie Area Transportation Study Open House
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July 15, 2026 8:00 AM –
July 16, 2026 5:00 PM MST
Transportation Board Meeting – July 2026