Minnesota Department of Transportation

511 Travel Info

I-35, I-535, Hwy 53 Twin Ports Interchange

Duluth

Traffic impacts

What's open

  • 21st Avenue West ramps connecting to Hwy 53, uphill of 21st Ave W., are open.
  • Northbound 535 off-ramp to Garfield Avenue from the Blatnik Bridge is open.
  • I-535 is open to 2 lanes northbound, and 1 lane southbound.
  • Lower Michigan Street is open.
  • Cross City Trail is open.

What's closed

  • •The Wisconsin bound on-ramp from Garfield Avenue to the I-535 Blatnik Bridge is closed.
  • I-35 and I-535 ramps to Hwy 53 are closed.
  • Periodic daily closures of either Michigan Street, Superior Street, or W. 1st Street could be closed for construction work on or under the Hwy 53 Bridge.
  • 20th Avenue West between West 3rd Street and 19th Avenue West is closed.
  • Traffic to and from Port Terminal Drive is being detoured onto Helberg Drive.

Remaining timeline

Hwy 53

  • Fall 2025: Complete remainder of Hwy 53 bridges, including ramps connecting to/from I-35 and I-535, and paving of the under-bridge areas and local streets within the construction zone.

I-535

  • Fall 2025: Complete remainder of Garfield Interchange with I-535, which includes ramps connecting to/from Garfield Avenue/Port Terminal Drive and I-535

Other

  • Summer 2026: Landscaping and clean up