Projects – Idaho Transportation Department

Featured
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
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
US-95 Corridor Safety Workshop

ITD and regional traffic safety partners are interested in hearing from the community about safety concerns on US-95 from Ponderay to the Canadian border.
- Project Regions
  North Idaho
- Project Routes
  US-95
- Project Phase
  Planning & Design
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
  Southwest Idaho
- Project Routes
  Interstate 84 US-93
- Project Phase
  Planning & Design
I-90 Morning Mill Interchange

The Idaho Transportation Department is studying future improvements to interstate access in the Mullan area, including replacement of the Morning Mill Road interchange bridge.
- Project Regions
  North Idaho
- Project Routes
  Interstate 90
- Project Phase
  Planning & Design
SH-55, Deinhard to Boydstun

ITD and the city of McCall are partnering to design preliminary roadway improvements for SH-55 and Deinhard Lane/Boydstun Street.
- Project Regions
  Southwest Idaho
- Project Routes
  State Highway 55
- Project Phase
  Planning & Design
SH-44 and Palmer Lane Traffic Signal

The Idaho Transportation Department is developing plans to install a traffic signal at the intersection of State Highway 44 and Palmer Lane.
- Project Regions
  Southwest Idaho
- Project Routes
  State Highway 44
- Project Phase
  Planning & Design
SH-55, Pear Lane to Farmway Road

ITD is designing improvements to State Highway 55 in Canyon County between Pear Lane and Farmway Road.
- Project Regions
  Southwest Idaho
- Project Routes
  State Highway 55
- 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
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.
- Project Regions
  Southwest Idaho
- Project Routes
  State Highway 55
- Project Phase
  Planning & Design
I-84 Karcher Interchange

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