146th St. & Allisonville Rd. Interchange

Project Information

Current Status

11/10/22: Final design is underway. Construction is expected to begin in late winter / spring of 2023.

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Project Location

Intersection of Allisonville Rd. and 146th St. 

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Reason for Project

This project is needed in order to reduce congestion at the existing intersection.

Project Scope

The existing intersection will be converted into a grade-separated interchange. Scoping for the interchange type is currently in process.

Construction Details

  • Design Firm: United Consulting
  • Inspection Firm: TBD
  • Contractor: TBD
  • Construction Start Date: Spring 2023
  • Construction Completion: Fall 2024
  • Construction Cost: $36 Million est.


Design costs will be funded locally. This project has been awarded $9.5M in federal funds for construction ($4.25M in CMAQ & $4.25M in STBG). The balance of construction costs will be funded locally.

Allisonville Rd. & 146th St. Interchange