Minnesota Department of Transportation

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June 3, 2021

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Westbound Interstate 90 Rock County construction project updates

MANKATO, Minn. — Modifications have been made to the start date of lane and ramp closures for the westbound Interstate 90 Rock County construction project from Beaver Creek to Luverne, according to the Minnesota Department of Transportation.

Starting Monday, June 14, westbound I-90 traffic will be shifted to the eastbound lanes, reducing traffic to a single lane, head to head configuration utilizing existing crossovers east of Luverne and west of Beaver Creek. No detour is anticipated for through traffic on I-90. The installation of traffic control devices, with minimal impact to traffic, will begin the week of June 7 in advance of project. 

The westbound exit and entrance ramps at Rock County Road 6 will be closed starting June 14 for the duration of the project.

The entrance ramp from Highway 75 to westbound I-90 will be closed starting June 14 for the duration of the project.

The westbound I-90 exit ramp to Highway 75 in Luverne will remain open until August 16. The ramp will close after August 16 and remain closed until the completion of the construction project.

The traffic detours for the Highway 75 westbound ramps will be:

  • Highway 75 in Luverne to westbound I-90: Rock County Road 4, past Beaver Creek to westbound I-90
  • Westbound I-90 to Highway 75 in Luverne (after August 16): Rock County Road 3, Rock County Road 4, to Highway 75

Construction is expected to be complete in early September and includes resurfacing the existing westbound traffic lanes and ramps, reconstructing shoulders, resurfacing the bridge over Rock County Road 11 and drainage improvements.
PCiRoads, LLC. was awarded the project with a bid of $4,844,421.70.

Find project information and a detour map at mndot.gov/d7/projects/i90sd-luverne. For information on other 2021 construction projects in southwest and south central Minnesota visit mndot.gov/d7/projects.html