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American Falls: Pocatello Ave / I-86 Business Loop

This project is expected to significantly improve efficiency and safety at the intersection.

The Idaho Transportation Department is designing improvements to the intersection of Pocatello Avenue and the I-86 Business Loop in American Falls. The intersection is located along ID-39, a primary route for trucking and agricultural traffic. It also provides a gateway to the American Falls community.

Asset 1
An update from ITDAsset 2
Video: Driving a roundabout

Project Update

ITD is preparing final design plans for this intersection. At this time, ITD anticipates that the new interchange will be a roundabout. The community has played a key role in the design process and will be invited to review final design plans at an open house this spring.  

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Spring 2018
Held Community Workshop #1 to identify issues, concerns and suggested intersection improvements
Asset 5
Late Spring 2018
Developed range of intersection improvements
Asset 5
July 2018
Held Community Workshop #2 to present and gather input on the range of potential intersection improvements
Asset 5
Summer 2018
Begin preliminary design
Asset 5
November 2018
Held Community Workshop #3 to present and gather input on preliminary design plans and begin final design
Asset 5
Spring 2019
Host community open house to gather input on final design
Asset 5
2021
Anticipated construction
Asset 5

Downloads & Resources

MaterialsAsset 4
Project Fact Sheet
Community Workshop #1Asset 4
Presentation Slides Summary
Community Workshop #2Asset 4
Postcard Invitation Presentation Slides Project area map Alternative 1A | Flyover Ramp: Pocatello Avenue Alternative 1B | Flyover Ramp: SH-39 Alternative 2 | Roundabout Alternative 3 | Continuous Green T Signal Summary
Community Workshop #3Asset 4
Postcard Invitation Presentation Slides Recommended Improvements Map Comment Sheet Workshop #3 Summary
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