District 3 – Southwest Idaho
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Overview
News
Public invited to give input on corridor improvements along Chinden Boulevard
July 15, 2025
ITD is working to develop a stormwater drainage plan and corridor improvements along Chinden Boulevard and is seeking input from the community.
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Community invited to view future SH-16/44 Interchange plans
July 15, 2025
Construction begins this summer on the new SH-16/44 interchange near Star. The community is invited to learn about the project and give feedback.
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Major traffic changes on westbound I-84 in Caldwell start Sunday
July 11, 2025
Traffic changes for westbound I-84 near will impact drivers near Centennial Way starting Sunday evening to allow crews to work in the median as they expand the interstate.
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I-84 will close Sunday and Monday nights at the Karcher Interchange
July 11, 2025
A 2-day closure at the Karcher interchange will happen next week, impacting drivers and allowing crews to safely work on the bridges.
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Comments sought at July 22 open house for replacement of SH-55 Rainbow Bridge
July 9, 2025
ITD is seeking community feedback ahead of a project to replace the Rainbow Bridge on SH-55 near Smiths Ferry.
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SH-55 sealcoat will begin from Horseshoe Bend to Banks
July 7, 2025
This summer, the Idaho Transportation Department will apply a sealcoat to SH-55 between Horseshoe Bend and north of Banks to preserve the highway surface.
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Work continues on SH-55 Little Goose Creek Bridge
July 2, 2025
Last Chance Road and campground are closed until late 2025.
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Repairs to two bridges in Canyon County start Sunday night
June 20, 2025
Starting Sunday night, the Idaho Transportation Department will begin maintenance on two Canyon County bridges: the eastbound on-ramp over Indian Creek at the Karcher Interchange in Nampa, and the Centennial Way Railroad bridge in Caldwell.
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SH-45 lane reductions will begin Monday between Deer Flat Road and Walter’s Ferry
June 20, 2025
Beginning Monday, SH-45 will be reduced to one lane between Deer Flat Road and Walter’s Ferry for a sealcoat project to preserve the highway. Crews will work from 7:30 a.m. to 7:30 p.m. daily, with traffic directed by flaggers and pilot cars. Expect slower speeds, lane restrictions, and possible delays through late July. For updates, visit 511.idaho.gov or contact info@itdsealcoats.org.
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