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The Idaho Transportation Department is reconstructing and widening I-84 between the Karcher/Midland and Franklin Boulevard interchanges in Nampa.

Construction began in July 2019.

Construction begins July 8 between Karcher/Midland and Northside.
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Text 84CORRIDOR to 22828
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Para más información y para recibir una hoja de inforamación, por favor llame 208-334-8152
Drive Idaho Podcast

I-84 Projects in Canyon County

Work on I-84 is in multiple stages of design and construction. Construction in 2019 and 2020 will include:

Design plans and an  environmental study are also underway for I-84 between Caldwell and Karcher/Midland.

What to expect during construction

Project map

Downloads & Resources

Fact SheetsAsset 4
January 2019 Open HouseAsset 4
June 2018 Open House Asset 4
1
Asset 5
March 2019

Karcher Overpass Construction

Construction began on the Karcher Road Overpass in March 2019.

Karcher Road Overpass Fact Sheet
Asset 5
Jan 22, 23

January 2019 Open House

ITD held public open houses to present current plans to improve I-84 in Canyon County.

Asset 5
November 18

Shoulder widening complete

The Idaho Transportation Department completed widening the shoulders on Interstate 84, clearing the way for major construction in 2019.

Asset 5
June 2018

Community Open House #2

ITD presented project plans and construction sequencing for review and comment.

Open House Displays Open House Maps
Asset 5
December 2017

Community Workshop #1

ITD held the first community workshop to present design plans and gather comments.

Workshop #1 Summary Workshop #1 PowerPoint
Asset 5
Fall 2017

Project Kick-off

ITD began design plans for I-84 widening.

Project
Updates

Construction will begin on July 8 between the Karcher/Midland and Northside interchanges. Construction will begin on July 15 between the Northside and Franklin Boulevard interchanges.

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