Highway 3

Rosemount

About this project

In 2025, we will construct a roundabout at the intersection of Hwy 3 and 142nd St. to improve safety, reduce delays and enhance the overall operations at the entrance to the Rosemount High School. In addition to adding the roundabout crews will also be adding drainage and re-aligning the bike/pedestrian crosswalks to include pedestrian access at the roundabout.

Summary of work

Construct new roundabout at 142nd St.
Add drainage
Improve accessibility at the trail/sidewalk

Traffic impacts

All traffic impacts are tentative and weather dependent. All businesses and residences will remain accessible throughout the project however, it may not be your normal route.

Upcoming

Information about upcoming traffic impacts will be added as details become available. Motorists can expect a full closure of Hwy 3 at 142nd St. Hwy 3 and the trail near 142nd St. will be closed for approximately three months in 2025.

Schedule

Construction: June through September 2025

Location

Hwy 3 between 140th St. and 143rd St. in Rosemount

Benefits

Improve safety
Improve accessibility
Preserve historic features
Improve traffic flow
Improve drainage

Cost

$3 million

Environmental regulations

This project may or may not have impacts to resources or go through additional regulatory processes. Contact the project manager if you have questions about these environmental regulations.