Minnesota Department of Transportation

511 Travel Info

Highway 3


About this project

Highway 3 between 140th Street and 143rd Street in Rosemount project location map

Hwy 3 project location map.

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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.


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.