Road Work

Lane reductions will be in place on Arthur Street West between Highway 61 and Parkdale Boulevard starting on Monday, May 11, as the City of Thunder Bay carries out resurfacing work.

At least one lane of traffic will remain open in each direction during the work, which is expected to take approximately three weeks to complete, depending on weather conditions.

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A section of John Street Road will be closed on Friday, May 1 to allow for storm sewer repairs.

Starting at 6am on Friday, John Street Road will be closed between Valley Street and Mercier Street.

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City of Thunder Bay crews will be out on the roads to begin the spring street sweeping program, starting on Monday, April 27.

Spring sweeping begins once temperatures consistently rise above zero and focuses on removing sand spread over the winter months on streets and sidewalks.

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The City of Thunder Bay is advising residents that some rural areas are experiencing washouts and road closures as a result of rainfall and spring melt.

Roads crews are actively monitoring conditions and responding where needed to address damaged areas, maintain safety, and protect infrastructure.

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As part of the City of Thunder Bay’s efforts to maintain our roadways during the period of spring thaw, when road damage is most likely to occur, reduced heavy load restrictions will apply within the City of Thunder Bay limits beginning at 8:00 am on Monday, March 23.

The Reduced Load Restrictions apply to all streets within the City of Thunder Bay limits with some exempted streets.

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Annual pothole repairs are underway as City crews address road damage caused by winter freeze–thaw cycles.

Potholes form when fluctuating temperatures allow water to seep into small cracks in the pavement.

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Snow removal operations are scheduled to begin during night operations on Monday, March 2 at 12:00 a.m.

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February 24, 2026 – Drivers should expect some traffic delays on Memorial Avenue in the Harbour Expressway area on Wednesday, as City crews perform watermain repair work.

One of Memorial’s southbound lanes will be closed between the Harbour Expressway and Dunlop Street starting at 12:30am Wednesday morning.

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With a winter storm warning in effect, the City of Thunder Bay is urging motorists to use extra caution as road crews work to keep local streets clear.

 To help ensure everyone’s safety, the City encourages drivers to follow safe winter driving tips:

• Reduce your speed and drive with care
• Increase your following distance to allow more time to stop
• Stay patient and avoid sudden maneuvers
• Remain alert for pedestrians and cyclists who may be harder to see in poor weather

 Drivers are reminded to observe.

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Traffic restrictions will be in place at the intersection of Red River Road and Clarkson Street overnight on Thursday, January 29 to allow for repairs to a watermain valve.

The following traffic restrictions are scheduled to begin at 8pm on Thursday, and expected to last into the early morning of Friday, January 30:

• Red River Road will be reduced to two lanes at the intersection with Clarkson Street
• Northbound turns onto Clarkson from Red River will not be permitted
• The northbound lanes of Clarkson.
  Jan 28, 2026
  
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