Roadwork Information
For any questions regarding the different works, you can contact us at 450 621-3500, ext. 3314.
Traffic Disruption Notice - highway 640
June 15 to 20, 2026
Le ministère des Transports et de la Mobilité durable would like to inform you of traffic disruptions due to paving work on Highway 640.
Phase 1
June 23 and 25, from 9:00 p.m. to 5:00 a.m. the following day.
- Complete closure of Highway 640 East between Exits 22 and 28;
- Closure of on-ramps to Highway 640 East between these two exits.
Detour routes will include Route 117, Chemin de la Côte-Saint-Louis, Route 335, and Route 344.
Phase 2
June 29 and 30, from 9:00 p.m. to 5:00 a.m. the following day.
- Closure of Highway 640 West starting at Exit 28 (Route 335);
The detour will be via the service road.
Phase
Starting July 1, from 9:00 p.m. to 5:00 a.m. the following day, for approximately 10 nights.
- Complete closure of Highway 640 West starting at Exit 28;
- Closure of Entrances 28 and 26, as well as Exits 24 and 26.
The main planned detour routes are:
- Exit 28, Route 335 North, Chemin de la Côte-Saint-Louis westbound, Route 117 South, and back to the highway;
- Route 335 South, Highway 640 East ramp, Exit 35, Boulevard Claude-Léveillée, and back to Highway 640 West.
It is the responsibility of road users and affected parties to plan and adjust their travel accordingly.
Traffic Disruption Notice - Northcote Street Repair Work
June 29 through the end of August
The Town would like to inform you that from June 29 through the end of August 2026, road repair work, including complete reconstruction of the roadway, replacement of fire hydrants, grading of existing ditches, replacement of certain culverts, and repair of the sanitary sewer system, will take place on Northcote Street, between Poplar Street and Montée Lesage.
Local circulation only. For everyone’s safety, please follow the posted signs.
It is the responsibility of road users and affected parties to plan and adjust their travel accordingly.
Notice of Traffic Disruption - Complete Closure of Westgate Street
June 15 to 30
The Town would like to inform you that from June 15 through June 30, Westgate Street will be completely closed between addresses 230 and 242.
Emergency vehicles will be able to pass through the closed area if necessary.
TFor everyone’s safety, please follow the posted signs.
It is the responsibility of road users and affected parties to plan and adjust their travel accordingly.
NOTICE OF TRAFFIC DISRUPTIONS
mAY 19 TO JULY 7
mAY 19 TO JULY 7
From May 19 to July 7, construction work will cause traffic disruptions, including street closures and local traffic only, at the following locations:
- Des Prés Street (between Des Prés Street and Lombard Street)
- Lombard Street
- Poplar Street (between Northcote Street and Roland-Durand Street)
- Des Cerisiers Street
For everyone’s safety, please follow the posted signs.
It is the responsibility of road users and affected parties to plan and adjust their travel accordingly.
WORK ON HIGHWAY 15 BETWEEN HIGHWAY 640 AND 50
The Ministère des Transports et de la Mobilité durable wishes to inform road users that work to build a new left-hand lane on Highway 15 between Highway 640 and 50 will begin on June 6, 2023, and will be spread over a three-year period. This new lane will be reserved for public transit, carpooling and emergency services.
Due to the nature of the work, complete and partial closures of Highway 15 northbound will be necessary throughout the construction period.