145th Street (County Road 42) Interchange Improvements at Highway 52
County Project 42-174
Dakota County is working on the final design phase on a segment of County Road 42. The project will upgrade the interchange area by widening County Road 42 and the ramps to and from Highway 52.
The existing highway has a documented crash history. The project will improve operations of the interchange ramps. It Includes adding signals, widening the ramps and adding more turn lanes.
Project overview
The project includes:
- Public engagement
- Environmental review
- Survey of the project area
- Safety improvements
- Intersection operation improvements
- Roadway design options
Community engagement
A public open house was held on Monday, Aug. 25, 2025 from 4-6 p.m. at:
Rosemount Public Works Building
14041 Biscayne Ave., Rosemount
The open house provided an opportunity to meet with the project team to learn more about the project goals, the current improvement plans and provide input on the future of County Road 42.
For assistance or more information
Stay up to date throughout the process by visiting this webpage. You can also contact the county's project manager if you have questions:
Imran Ahmed, Project Manager
imran.ahmed@co.dakota.mn.us
952-891-7991
Project timeline
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Begin data collection and design
August 2024
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Final geometric layout
June 2025
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Public open house #1
Summer 2025
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Final plans
December 2025
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Project bidding
April 2026
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Construction
2026