Projects – Idaho Transportation Department

Featured
SH-21 Lowman Bridge

The old bridge over the South Fork of the Payette River is at the end of its life cycle and is being rebuilt.
- Project Regions
  Southwest Idaho
- Project Routes
  State Highway 21
- Project Phase
  In Construction
Featured
US-30 Rocky Point Wildlife Crossing

The Idaho Transportation Department and the Idaho Department of Fish and Game are working together to design wildlife crossings south of Montpelier on US-30 at Rocky Point
- Project Regions
  Southeast Idaho
- Project Routes
  US-30
- Project Phase
  Planning & Design
SH-55 Banks-Lowman Intersection Improvements

ITD is developing plans to improve the SH-55 Banks-Lowman Intersection. This intersection can experience significant traffic increases due to seasonal recreation attractions in the area. Watch the v
- Project Regions
  Southwest Idaho
- Project Routes
  State Highway 55
- Project Phase
  Planning & Design
I-84 Jerome to Twin Falls

ITD is widening I-84 between the South Jerome Interchange and the Twin Falls Interchange. These improvements will increase capacity and improve safety on I-84 to serve the region for years to come.
- Project Regions
  South-Central Idaho
- Project Routes
  Interstate 84
- Project Phase
  In Construction
US-20/US-26 Chinden Drainage and Design Study

In partnership with Garden City, ITD is conducting a drainage and design study along Chinden Boulevard (U.S. Highway 20/26).
- Project Regions
  Southwest Idaho
- Project Routes
  US-20 US-26
- Project Phase
  Planning & Design
Jefferson County Traffic Study

Traffic data is being collected and ideas being formulated to serve immediate and long-term transportation solutions in the greater Rigby area.
- Project Regions
  East Idaho
- Project Routes
  State Highway 48 US-20
- Project Phase
  Planning & Design
Soda Springs US-30 Road Reconstruction

This project will reconstruct a portion of US-30 through Soda Springs.
- Project Regions
  Southeast Idaho
- Project Routes
  US-30
- Project Phase
  In Construction
SH-8 Traffic Study

ITD is studying the SH-8 corridor from Moscow to Troy in Latah County to improve traffic and identify future safety projects.
- Project Regions
  North-Central Idaho
- Project Routes
  State Highway 8 US-95
- Project Phase
  Planning & Design
US-20 Osborne & SH-32 Bitch Creek Bridges

Design work is underway on the US-20 Osborne Bridge and SH-32 Bitch Creek Bridge to improve safety and ensure mobility on these vital routes.
- Project Regions
  East Idaho
- Project Routes
  State Highway 32 US-20
- Project Phase
  Planning & Design
SH-75 Elkhorn Road to River Street

The Idaho Transportation Department (ITD) is constructing improvements on State Highway 75 (SH-75) between Elkhorn Road and River Street in Ketchum.
- Project Regions
  South-Central Idaho
- Project Routes
  Interstate 84 US-93
- Project Phase
  Planning & Design
US-93 Burnett Ditch and Kriley Gulch Bridges

Design work is underway on the Burnett Ditch Bridge near Mackay and Kriley Gulch Bridge near Salmon to improve safety and meet current standards.
- Project Regions
  East Idaho
- Project Routes
  US-93
- Project Phase
  Planning & Design
US-12: Valley View Drive to Kooskia Widening

This project will widen the paved roadway and install shoulder barrier and make geometric improvements between MP 69.5 and 73.8.
- Project Regions
  North-Central Idaho
- Project Routes
  US-12
- Project Phase
  Planning & Design