Minnesota Department of Transportation

511 Travel Info

Mesaba Avenue Bridge Repair

Duluth

Traffic impacts

  • Highway 194/Mesaba Ave westbound over W Superior Street is closed through Aug. 26
    • No direct access from I-35 to Mesaba Ave
    • Vehicle detour exits at Hwy 53 and travels to Hwy 194/Central Entrance. Motorists can also exit I-35 and access Superior St and Michigan St.
  • Southbound I-35 on-ramp from southbound Hwy 194 and W Superior St will be closed starting Aug. 10. Closure expected through late September
    • Traffic will be detoured on Michigan St to 21st Ave W to Hwy 53 to I-35. City of Duluth work will not impact this detour route
  • W Superior Street under Hwy 194/Mesaba Ave westbound will be closed starting mid-August. Closure expected through mid-October
    • Vehicle detour via W 1st St to Mesaba Ave
    • Pedestrian detour via N 6th Ave W to W 1st St to Mesaba Ave

A marked pedestrian detour for pedestrian bridge reconstruction travels from Michigan Street to Mesaba Ave to 1st St to 6th Ave W.

Learn more about MnDOT's I-35 Pedestrian bridge project.
Learn more about the City of Duluth's West Superior Street project.

 

A graphic of the pedestrian detour route from August to October 2026.

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About the project

A rendering of the Mesaba Avenue bridge project.

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Summary of work

  • Bridge repair work on the Michigan Street bridge over Mesaba Avenue and the Mesaba Avenue bridge over Superior Street

Public meeting

MnDOT hosted a public meeting on Feb. 25 to give a brief presentation on the project, road closures and detours. The presentation is posted below.