Highway 30 Will Close Near Rochester Airport

A culvert replacement project near Willow Creek will force traffic onto a local detour starting September 21.

Updated on Sept. 20, 2026 in Air Travel

Highway 30 Will Close Near Rochester Airport

Live Poll

Do you feel local transit authorities provide sufficient notice for road detours in your area?

The Minnesota Department of Transportation will close Highway 30 in both directions southwest of Rochester Airport on September 21, 2026. This closure is required to facilitate the replacement of a culvert at Willow Creek.

Why it matters

The project addresses critical drainage infrastructure needs near the airport to ensure road safety and long-term stability. The construction follows earlier August work that included road resurfacing and general drainage improvements.

The closure affects Highway 30 in both directions southwest of the Rochester Airport. Traffic is rerouted through Olmsted County Road 8, 10th Street NW, 11th Avenue W, and 20th Street NW.

The players

Minnesota Department of Transportation

This state agency is responsible for overseeing the planning, construction, and maintenance of the highway infrastructure across Minnesota.

The details

Crews are performing a culvert replacement at Willow Creek, necessitating a full shutdown of the highway segment. Access to the airport and nearby commercial businesses via Highway 63 remains unaffected by this work.

August 2026: Highway reconstruction and resurfacing work began.
September 21, 2026: The Highway 30 closure and associated detour begin.
October 9, 2026: The detour is currently expected to end.

Roadmap

This project fits into a broader regional effort to maintain aging infrastructure in compliance with the National Bridge and Structure Inspection Standards. It mirrors a statewide trend of prioritizing localized drainage and culvert repairs to prevent future roadway failure.

Commuters should prepare for potential delays on the detour route, which utilizes local streets including 10th Street NW and 11th Avenue W. Travelers heading to the Rochester Airport should continue to use Highway 63 to maintain reliable access to the facility.

The takeaway

Drivers are encouraged to familiarize themselves with the designated detour route before the closure begins on September 21. Planning for extra travel time is advised until the project concludes on October 9.