Federal Nod for I-10 and Koli Road Interchange Improvements in Arizona
Published Date: 2/20/2026
Notice
Summary
The Arizona Department of Transportation (ADOT) and federal agencies have given the green light to improve the Interstate 10 and Koli Road interchange in Maricopa County. This means construction plans are set, and anyone wanting to challenge the decision must act by July 20, 2026. The project aims to make traffic flow smoother and safer, with all environmental checks already done.
Analyzed Economic Effects
3 provisions identified: 1 benefits, 1 costs, 1 mixed.
I‑10/Koli Road Interchange Approved
The Arizona Department of Transportation and Federal agencies have issued final approvals for the Interstate 10 and Koli Road interchange project at about milepost 163.5, between Wild Horse Pass Boulevard TI and State Route 347/Queen Creek Road TI. Construction plans are set and the project is described as intended to make traffic flow smoother and safer; the Environmental Assessment and Finding of No Significant Impact were approved on October 15, 2025.
Deadline to Challenge Project in Court
The notice states that any claim seeking judicial review of the Federal agency actions on this highway project will be barred unless it is filed on or before July 20, 2026. If a federal law provides a shorter filing period (less than 150 days), that shorter period still applies.
Project Located on Tribal Lands
The proposed Interstate 10 and Koli Road interchange is located on Gila River Indian Community land and allotted lands just south of Phoenix and Chandler at approximately milepost 163.5. The Environmental Assessment, Finding of No Significant Impact, and other federal permits and approvals apply to those lands as described in the project records.
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