Minnesota Department of Transportation

511 Travel Info

News releases

Sept. 29, 2025

Latest news releases

Rail crossing replacement requires detour of Highway 37 near Iron Junction

DULUTH, Minn. –  The Minnesota Department of Transportation will be detouring Highway 37 near Iron Junction for CN Railway to replace a railroad crossing. The highway will be fully closed starting at 7 a.m. Oct. 6 and is expected to reopen the afternoon of Oct. 10. The closure location is at the rail crossing between County Road 329/Peary Road and S. Ramshaw Road. Motorists will be detoured on Highway 53 to County Road 16/Town Line Road to County Road 7.

Work zone safety tips

  • Obey posted speed limits. The fine for speeding in a work zone is $300.
  • Drive undistracted. Avoid using cell phones, mobile devices, adjusting the radio – even eating –while in work zones.
  • Move over. Give workers room to safely complete their work.
  • Know before you go. Get real-time information about traffic and road conditions at 511mn.org  or get the free 511mn smartphone app at Google Play or the App Store.
  • Be patient. Expect delays, especially during peak travel times.
  • Do the  zipper merge.
  • Avoid making unnecessary lane changes.
  • Never enter a road blocked with barriers or cones. 

###