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Québec 511 > Road Conditions > By Region and by Road > Autoroute 640

Autoroute 640

Road Conditions
Roadway
Bare (dry or wet)
Partly snow covered, snow packed
or ice covered
Snow covered, snow packed
or ice covered
Visibility
Good
Fair
Poor
Roadwork
Minor hindrance
Major hindrance
Other informations
Warning
Trucks prohibited
Ferry
Border crossing
Laurentides—Lanaudière
Sorel-Tracy - Saint-Ignace-de-Loyola: Departures from Saint-Ignace-de-Loyola each hour and departures from Sorel-Tracy at the half of each hour, for an undetermined period. Reason: 1 ferry in operation. Ferry service : Open. July 11, 2025
at 12:20 p.m.
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. . 		June 18, 2025
at 11 a.m.
640 
 À Deux-Montagnes et Saint-Eustache, entre les km 9 et 11 Hindrance
Minor 		Direction
West and east 		From April 27, 2025 at 12:01 a.m.
to September 11, 2025 at 11:59 p.m.
640 
 À Boisbriand, l'accès A-640 OUEST vers boulevard de la Grande-Allée SUD Hindrance
Minor 		Direction
West 		From May 20, 2025 at 12:01 a.m.
to August 5, 2025 at 11:59 p.m.
640 
 À Terrebonne (Lachenaie), l'accès montée des Pionniers vers A-640 OUEST Hindrance
Minor 		Direction
West 		From May 12, 2025 at 7 a.m.
to August 31, 2025 at 11:59 p.m.
640 
 À Terrebonne, entre la sortie 50 et l'accès de la Montée des Pionniers Hindrance
Minor 		Direction
West and east 		From June 27, 2025 at 5 a.m.
to August 9, 2025 at 11:59 p.m.