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Tuesday, Sept. 7

  • MnDOT contractors will be starting work on drainage structure repairs between 5th Avenue West and Lake Avenue, and work will take place on both northbound and southbound lanes.
  • Lane and shoulder closures will be taking place during daytime hours and in areas where work is occurring.
  • A nighttime closure on southbound lanes will be needed at a later date.
  • Construction could last through October.

Wednesday/Thursday, Sept. 8 & 9

  • A portion of Duluth’s I-35 will be closed for Minnesota Department of Transportation (MnDOT) crews to work on drainage structure repairs.
  • A daytime on-ramp closure at 5th Ave. W to northbound I-35 will take place Sept. 8 – 9, and again Sept. 13 – 15.
  • The closures will be between 6 a.m. and 6 p.m.
  • Traffic will be detoured to Lake Ave. ramp to northbound I-35.
  • The construction will take place on both northbound and southbound lanes. Lane and shoulder closures should be expected.
  • Work is expected to last through October.

Monday, Sept. 27

  • Southbound I-35 traffic will be routed onto Lower Michigan Street near Garfield Avenue and back onto I-35 just north of 27th Avenue West. This configuration will be in place through fall of 2022.
  • Southbound I-35 to southbound I-535 will close.
  • The signed detour will follow southbound I-35 to the Hwy 2 Bong Bridge.

Tuesday, Sept. 28

  • In preparation for the fifth phase of the Lakewalk Reconstruction Project, a portion of the Lakewalk will be closed.
  • Sections of the Lakewalk will be closed from the bottom of the pedestrian ramp below Gitchi -ode’ Akiing Park to Water Street.
  • Lakewalk users are asked to stay out of closed sections while work is being done.
  • Work is expected to be complete by October 2.

Wednesday, Sept. 29, 30, Oct. 5

  • North 20th Avenue West will close between West Superior Street and West 1st for training at the Seaway Hotel.
  • The block will be closed from 8 a.m to 5 p.m.
  • The sidewalk opposite the Seaway will be open during training hours.

Thursday, Oct. 7

  • Temporary road closures will be in place for portions of West 10th Street beginning at 7 a.m.–4 p.m. Thursday.
  • City crews will be removing trees on West 10th Street between 24th and 27th Avenue West.
  • Sidewalks will also be closed.
  • Work is expected to be done by 4 p.m. Friday, October 8.

Monday, Oct. 11

  • Lane closures on both south and northbound I-35 at the Moose Horn River between Moose Lake and Barnum in Carlton County.
  • The left lane in both directions will be closed with no width restrictions for pier work underneath the bridge.
  • Lanes are expected to reopen on October 31.

Friday, Oct. 8

  • Travelers headed northbound on I-35 will encounter a shift in traffic as northbound I-35 is routed onto the existing southbound lanes.
  • This configuration will last through the fall of 2022.
  • Northbound I-35 to southbound I-535 will close.
  • The signed detour will follow the Highway 2 Bong Bridge.
  • The ramp from 27th Avenue West to northbound I-35 will close through Oct. 15.
  • The signed detour will follow I-35 south to 40th Avenue West and then back north.

Thursday, Friday, October 14-15

  • Mesaba Avenue will be closed from West 1st Street to southbound I-35 between
    8 p.m. Thursday, Oct. 14 and 6 a.m. Friday, Oct. 15 in Duluth.
  • The closure is needed for the installation of precast barrier that will place traffic in one lane before merging onto I-35.
  • Traffic will be detoured from West 1st Street to 6th Avenue West onto Michigan Street and then to 5th Avenue West and onto southbound I-35.

Later October

  • The ramp from northbound I-35 to northbound I-35 will close.


Check MnDOT 511 before traveling for information on road conditions, closures, and detour routes.

Twin Ports Interchange Hotline: 218-343-3748

Important reminders for motorists regarding work zone safety:

· Slow down when approaching every work zone, then navigate through with care and caution.

· Stay alert; work zones constantly change.

· Watch for workers and slow-moving equipment.

· Obey posted speed limits. Fine for a violation in a work zone is $300.

· Minimize distractions behind the wheel.

· Be patient; expect delays, especially during peak travel times.

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