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Check out the Construction Projects page for a map and full list of this season's capital projects.

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Road Work Ahead: City Shares Details of September Construction

Posted on Tuesday, September 09, 2025 05:19 PM

The City of Thunder Bay is sharing details of construction projects expected to impact vehicle, cycling, and pedestrian travel in September.

 The City is investing $55 million in 2025 to fund crucial infrastructure work including road rehabilitation, sidewalk replacement, sewer and watermain repairs and replacements, and bridge and culvert renewal.

 While this work is essential to maintain our community’s infrastructure, it can result in delays for travelers. We aim to minimize disruption by...

Temporary closure of Pacific Avenue Overpass for inspection

Posted on Monday, August 25, 2025 02:55 PM

The City of Thunder Bay is advising the public that the Pacific Avenue Overpass will be temporarily closed for inspection. The overpass will be closed daily during working hours and reopened each evening once work is completed for the day. 

The closure will begin on Monday, August 25, with work expected to take 3 to 5 days to complete. Please expect traffic delays and use alternative routes. Access for all local businesses and residents will be maintained for the duration of the inspection.

For...

road work barricade

Waterloo Street South to close temporarily July 29

Posted on Thursday, July 24, 2025 03:49 PM

On Tuesday, July 29 the City will conduct storm sewer repairs on Waterloo Street South including the replacement of a storm sewer catchbasin and the associated sewer lead crossing the roadway.

To facilitate this work, beginning July 29 at 8:00 am, Waterloo Street South will be closed to both northbound and southbound traffic between Arthur Street East and Begin Street East. The eastbound curb lane of Arthur Street East through the Waterloo Street South intersection will also be affected.

During...

Road Work Ahead: City shares details of June construction

Posted on Thursday, June 12, 2025 11:46 AM

 The City of Thunder Bay is sharing details of construction projects expected to impact vehicular, cycling, and pedestrian travel in the month of June. The City is investing $55 million in 2025 to fund crucial infrastructure work including road rehabilitation, sidewalk replacement, sewer and watermain repairs and replacements, and bridge and culvert renewal. While this work is essential to maintain our community’s infrastructure, it can result in delays for travellers. The City hopes to minimize...

City’s Spring Street Sweeping Program Begins April 28

Posted on Friday, April 25, 2025 11:14 AM

City of Thunder Bay crews will be out on the roads to begin the spring street sweeping program, starting on Monday, April 28. Spring sweeping begins once temperatures consistently rise above zero and focuses on removing sand spread over the winter months on streets and sidewalks. Downtown core areas, bike lanes, and arterial and collector streets are completed first, before operations move into residential areas. “You’ll see our crews working across the city over the next several weeks,” said Ian...