Road Conditions

Montérégie

Truck traffic prohibited pont Honoré-Mercier Passage PROHIBITED to heavy vehicles (three axles or more), Monday to Friday: towards Montreal (EAST), 5 a.m. to 9:30 a.m. and towards the South Shore (WEST), 3 p.m. to 7 p.m., WESTBOUND and EASTBOUND, From July 17, 2026 at 11 p.m. to August 3, 2026 at 5 a.m.. Reason : Roadwork.
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. .
25 Refurbishment of structures Between Longueuil and Montreal, the Louis-Hippolyte-La Fontaine Tunnel In both directions NORTHBOUND tunnel closed, contraflow traffic in the SOUTHBOUND tunnel, at all times Clearance height: 4.3 meters
25 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. .

Truck traffic prohibited pont Honoré-Mercier Passage PROHIBITED to heavy vehicles (three axles or more), Monday to Friday: towards Montreal (EAST), 5 a.m. to 9:30 a.m. and towards the South Shore (WEST), 3 p.m. to 7 p.m., WESTBOUND and EASTBOUND, From July 17, 2026 at 11 p.m. to August 3, 2026 at 5 a.m.. Reason : Roadwork.
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. .
25 Refurbishment of structures Between Longueuil and Montreal, the Louis-Hippolyte-La Fontaine Tunnel In both directions NORTHBOUND tunnel closed, contraflow traffic in the SOUTHBOUND tunnel, at all times Clearance height: 4.3 meters
25 Refurbishment of structures In Montreal, on the service road, between Tellier and Notre-Dame streets Heading SOUTH One of the two lanes will be closed at all times.