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I-90 Corridor

With traffic conditions congested now and volumes expected to double by 2045, ITD is modernizing the I-90 corridor to improve safety, capacity and mobility for current and future travel demands.

Sign up for I-90 corridor study project updates I-90, SH-41 Interchange Under Construction

Current Projects

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I-90, SH-41 Interchange

The Idaho Transportation Department is reconstructing t...

I-90 Corridor Study: State Line to Post Falls

With traffic conditions congested now, and volumes expe...

I-90 Corridor Study: Post Falls

With traffic conditions congested now, and volumes expe...

I-90 Corridor Study: Coeur d’Alene

With traffic conditions congested now, and volumes expe...

I-90: SH-41 to US-95

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