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SH-16 Construction

SH-16 will improve regional mobility, provide access to I-84 in the rapidly growing central Treasure Valley, and improve commutes for thousands of motorists.
- Project Regions
  Southwest Idaho
- Project Routes
  Interstate 84 State Highway 16
- Project Phase
  In Construction
South Ada and Canyon County Connectivity Study

ITD, COMPASS, and partner agencies are conducting the South Ada and Canyon County Connectivity Study.
- Project Regions
  Southwest Idaho
- Project Routes
  Interstate 84 State Highway 16 State Highway 69
- Project Phase
  Study
Snake River Crossing Study

ITD and regional partners are studying an additional Snake River Canyon crossing to improve safety, reduce congestion, and support agricultural and manufacturing freight.
- Project Regions
  South-Central Idaho
- Project Routes
  Interstate 84 US-93
- Project Phase
  Planning & Design
I-84 Centennial Way to Franklin Road

Construction began November 2023. Work will be complete in 2027.
- Project Regions
  Southwest Idaho
- Project Routes
  Interstate 84
- Project Phase
  In Construction Planning & Design
I-84 Karcher Interchange

A redesigned interchange will increase safety and mobility in Nampa.
- Project Regions
  Southwest Idaho
- Project Routes
  Interstate 84 State Highway 55
- Project Phase
  In Construction
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
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
I-84 Mobility Improvement Study

The Idaho Transportation Department is studying current and projected future traffic volumes on Interstate 84 between the Garrity Boulevard Interchange and the Flying Wye Interchange.
- Project Regions
  Southwest Idaho
- Project Routes
  Interstate 84
- Project Phase
  Study
I-84 Meridian Interchange to Eagle Interchange

An auxiliary lane on I-84 between the Meridian Road Interchange (Exit 44) and the Eagle Road Interchange (Exit 46) will smooth the flow of traffic.
- Project Regions
  Southwest Idaho
- Project Routes
  Interstate 84
- Project Phase
  Planning & Design
US-30 Burley Business Loop

The Idaho Transportation Department (ITD) and J-U-B Engineers, Inc. have completed the preliminary design for the US-30 Business Loop, Parke Avenue to Airport Road project.
- Project Regions
  South-Central Idaho
- Project Routes
  Interstate 84
- Project Phase
  Planning & Design
I-84 Kasota Road to Burley

Originally work for the eastbound lanes was planned for 2024, but this portion of the project has been delayed to reduce the number of work zones in
- Project Regions
  South-Central Idaho
- Project Routes
  Interstate 84
- Project Phase
  Planning & Design
US-30: Dry Creek Bridge Replacement Project

The Idaho Transportation Department has finished design plans for the replacement of the existing Dry Creek Bridge on US-30 near Murtaugh in Twin Falls County.
- Project Regions
  South-Central Idaho
- Project Routes
  Interstate 84
- Project Phase
  Planning & Design