Projects 9 |

I-84, SH-44 to Centennial Way

This study will evaluate future needs and potential improvements on Interstate 84 between State Highway 44 (Exit 25) and Centennial Way (Exit 27) interchanges.
- Project Regions
  Southwest Idaho
- Project Routes
  Interstate 84 State Highway 44
- Project Phase
  Planning & Design
Torrey’s River Access to Slate Creek

The Idaho Transportation Department is evaluating State Highway 75 (SH-75) between Torrey's Hole River Access and Slate Creek in Custer County
- Project Regions
  South-Central Idaho
- Project Routes
  State Highway 75
- Project Phase
  Planning & Design
COMPLETE: SH-55 Little Goose Creek

A new bridge now crosses the creek.
- Project Regions
  Southwest Idaho
- Project Routes
  State Highway 55
- Project Phase
  Complete
SH-55 Fleming Creek

Replacing the bridge will ensure Fleming Creek can safely and reliably cross under SH-55 to the Payette River.
- Project Regions
  Southwest Idaho
- Project Routes
  State Highway 55
- Project Phase
  In Construction
COMPLETE: US-95 Shoepeg to Cambridge

Resurfacing the roadway has extended the life of the pavement and improved ride quality for drivers.
- Project Regions
  Southwest Idaho
- Project Routes
  US-95
- Project Phase
  Complete
COMPLETED: SH-39 Blackfoot: Widening and Intersection Improvements

The Idaho Transportation Department developed improvements to State Highway 39 and the Collins Siding Road intersection to improve safety and accommodate growth in West Blackfoot.
- Project Regions
  Southeast Idaho
- Project Routes
  State Highway 39
- Project Phase
  Complete
COMPLETED: I-15 Rose to Lava Rocks Repaving

The Idaho Transportation rehabilitated the pavement on I-15 north of Blackfoot.
- Project Regions
  Southeast Idaho
- Project Routes
  Interstate 15
- Project Phase
  Complete
I-15 US-26/Blackfoot Interchange (Exit 93)

This project will modernize aging infrastructure to enhance safety for motorists, improve interchange operations and increase interstate capacity.
- Project Regions
  Southeast Idaho
- Project Routes
  Interstate 15 US-26
- Project Phase
  Planning & Design
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
US-2 Priest River Bridge

ITD plans to replace the Priest River Bridge on US-2 to improve safety, traffic flow, and add pedestrian access.
- Project Regions
  North Idaho
- Project Routes
  US-2
- Project Phase
  Planning & Design
I-84 Burley and Heyburn Interchanges

In the spring of 2024, the Idaho Transportation Department (ITD) embarked on a multi-year project to replace the outdated I-84 Burley and Heyburn interchanges.
- Project Regions
  South-Central Idaho
- Project Routes
  Interstate 84
- Project Phase
  Planning & Design
SH-27: G-Canal

In winter 2025, the Idaho Transportation Department will replace the signal and the culvert over G Canal. G Canal was built in the 1930s and runs underneath State Highway 27 at the intersection of 27
- Project Regions
  South-Central Idaho
- Project Routes
  Interstate 84
- Project Phase
  Planning & Design