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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
Current Warnings
Louis-H.-La Fontaine Tunnel
Contraflow traffic (north tube), 2 lanes northbound and only one southbound.
Northbound lanes width reduced to 3.2 m. Cause: tunnel repair.

Heavy vehicles:
Coming from A-20 West/A-25 North (towards Montréal), right lane MANDATORY from De Mortagne Blvd.

Coming from A-25 South (towards Longueuil), right lane PROHIBITED from Sherbrooke Street. 		February 15, 2024
at 12:29 p.m.
Laurentides—Lanaudière
640  

From :  Saint-Joseph-du-Lac

To : Saint-Eustache

 Roadway
Bare and Wet 		Visibility
Good
640  

From :  Saint-Eustache

To : Bois-des-Filion

 Roadway
Bare and Dry 		Visibility
Good
640 
 À Boisbriand Avant la sortie 19 (boulevard de la Grande-Allée) Hindrance
Major 		Direction
East 		From December 2, 2024 at 10 p.m.
to December 3, 2024 at 5 a.m.
640 
 À Sainte-Thérèse Entre la sortie 20 (A-15) et l'entrée du boulevard de la Grande-Allée Hindrance
Major 		Direction
West 		From December 2, 2024 at 11:30 p.m.
to December 4, 2024 at 4 a.m.
640  

From :  Bois-des-Filion

To : Junction of highways 25 and 640 in Terrebonne

 Roadway
Bare and Dry 		Visibility
Good
640  

From :  Junction of highways 25 and 640 in Terrebonne

To : Charlemagne

 Roadway
Bare and Dry 		Visibility
Good