In construction zones, reduce your speed while driving, stay alert, and watch for workers. 

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

Looking for information on the Edward & Redwood roundabout? Visit our Roundabout page to learn more.  


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Map showing area of July 23 intersection closure at Memorial Avenue and Harbour Expressway, with no through traffic permitted. Green arrows show northbound and southbound traffic on Memorial Avenue will be permitted to make right turns only onto the Harbour Expressway.

Memorial Avenue & Harbour Expressway intersection to close July 23

Posted on Monday, July 22, 2024 09:46 AM

The intersection of Memorial Avenue and Harbour Expressway will be closed on Tuesday, July 23 to allow for a switchover to newly installed traffic signals.

During the work, the intersection will be closed to through traffic on both streets. Northbound and southbound traffic on Memorial Avenue will be permitted to make right turns only onto the Harbour Expressway.

The closure is expected to be in place between 9 am and 4 pm on July 23.

The switchover to the new traffic lights is one of the final...

Picture of a

Section of John Street Road to close Monday

Posted on Friday, July 19, 2024 04:50 PM

A section of John Street Road will be closed on Monday to allow for sewer and water installations.

John Street Road will be closed in both directions between Valley Street and Mercier Drive starting at 6am, with access for local traffic only. During this time, please use Hutton Park Drive as a detour.

The closure is expected to last approximately 12 hours.

Travellers are advised to expect traffic delays in the area. Motorists are asked to reduce their speed, watch for workers, and drive with extra...

Picture of pedestrian crossing in Thunder Bay

Parking lot at Junot Park temporarily closed

Posted on Thursday, July 18, 2024 02:45 PM

The parking lot at Junot Park will be temporarily closed to the public during working hours to support several infrastructure improvements in the area.

The parking lot will be closed on weekdays between 7am and 7pm as work proceeds. On-street parking is available in the surrounding area.

The parking lot will reopen when the work is complete, expected to be by mid-August. Junot Park remains open to the public during this time.

The improvements include installation of a pedestrian crossover linking...

A road closure sign.

Portion of Walsh Street to close for hydro maintenance

Posted on Thursday, July 11, 2024 10:18 AM

A portion of Walsh Street will be closed to traffic starting Monday, July 15 due to maintenance being done by Hydro One on electrical towers.

In order to complete this work, Walsh Street will be fully closed to through traffic between James Street and Kingsway starting July 15, and is expected to be completed by July 19.

Drivers should use an alternate route during this time. Please follow posted signs to navigate the area. Driveway access will be available to residents on Walsh Street.

Road Work Ahead: July 2024

Posted on Tuesday, July 09, 2024 12:14 PM

The City of Thunder Bay is sharing details of construction projects expected to impact drivers, cyclists and pedestrians in the month of July.

The City is investing $42 million in 2024 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 road closures, detours, and delays for travelers. The City...