Road Conditions

Montréal

From Thursday, June 11, to Sunday, June 14, traffic disruptions are expected on certain roads in Québec, in the Montérégie and Estrie regions, as Grand défi Pierre Lavoie cyclists pass through.
Louis-Hippolyte-La Fontaine tunnel

Height clearance reduced to 4.3 meters since May 5, 2025. Recreational vehicles, among others, make sure to respect the height clearance before including the tunnel in your itinerary. .
520 Reconstruction of the Cavendish Boulevard overpass In Montreal, access via Hickmore Street Heading East Access closed at all times Detour Temporary access to Barr Street
520 Reconstruction of the Cavendish Boulevard overpass In Montreal, exit 6 (Cavendish Boulevard) Eastbound Exit closed at all times Detour Exit 7 (Darnley Road), service road, Delmeade Road, Andover Avenue and Darnley Road
520 Reconstruction of the Cavendish Boulevard overpass In Montreal, at the Hickmore Street entrance EASTBOUND Closure of 1 of 2 lanes at all times.
520 Reconstruction of the Cavendish Boulevard overpass In Montreal, on the service roads, near Cavendish Boulevard In both directions Access roads closed at all times Detours EASTBOUND: Barr Street access, A-520 East, exit 7, Delmeade Road WESTBOUND: Isabey Street, A-40 EAST service road, A-520 WEST, exit 5 Local traffic permitted and contraflow traffic Isabey Street closed SOUTHBOUND