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Québec 511 > Road Conditions > By Region and by Road > Autoroute 40

Autoroute 40

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
Thaw
Thaw period From March 16, 2026
to May 15, 2026
Thaw period From April 13, 2026
to May 22, 2026
Thaw period From April 20, 2026
to May 29, 2026
Laurentides—Lanaudière
Sorel-Tracy - Saint-Ignace-de-Loyola: Modified schedule until mid-May. Ferries depart from Saint-Ignace-de-Loyola on the hour and from Sorel-Tracy on the half hour. Reason: One ferry in operation. Consult the Société des traversiers du Québec website. Ferry service : Open. May 4, 2026
at 6:21 a.m.
Alternating traffic R-343 at height rivière L'Assomption, SOUTHBOUND and NORTHBOUND, Saint-Paul, undetermined period. Reason : Inspection. April 14, 2026
at 2:49 p.m.
Contraflow traffic rue Baby on the bridge, 1 lane in each direction. Lane width: 3.2 meters, WESTBOUND and EASTBOUND, Joliette, undetermined period. Reason : Inspection. September 23, 2025
at 10:13 a.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.
40 
 À Repentigny, sur le pont Benjamin-Moreau Hindrance
Minor 		Direction
East 		From May 11, 2026 at 9 p.m.
to May 12, 2026 at 7 a.m.
40 
 À Saint-Cuthbert, à l'EST de la sortie 151 (R-138) Hindrance
Minor 		Direction
West and east 		From May 13, 2026 at 7 a.m.
to May 13, 2026 at 5 p.m.
Montérégie
Sorel-Tracy - Saint-Ignace-de-Loyola: Modified schedule until mid-May. Ferries depart from Saint-Ignace-de-Loyola on the hour and from Sorel-Tracy on the half hour. Reason: One ferry in operation. Consult the Société des traversiers du Québec website. Ferry service : Open. May 4, 2026
at 6:21 a.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.
40 
 Entre Vaudreuil-Dorion et Senneville (île de Montréal), sur le pont de l'Île-aux-Tourtes Hindrance
Major 		Direction
West and east 		From September 15, 2025 at 12:01 a.m.
to December 31, 2026 at 5 a.m.
Montréal
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.
40 
 À Senneville Hindrance
Minor 		Direction
West and east 		From September 3, 2024 at 5 a.m.
to December 31, 2026 at 5 a.m.
40 
 Entre Vaudreuil-Dorion et Senneville (île de Montréal), sur le pont de l'Île-aux-Tourtes Hindrance
Major 		Direction
West and east 		From September 15, 2025 at 12:01 a.m.
to December 31, 2026 at 5 a.m.
40 
 À Montréal, autoroute Métropolitaine, entre l'avenue Querbes et le boulevard de l'Acadie Hindrance
Major 		Direction
West 		From May 11, 2026 at 10:30 p.m.
to May 12, 2026 at 5 a.m.
40 
 À Montréal, autoroute Métropolitaine, à la hauteur du boulevard Lacordaire Hindrance
Minor 		Direction
East 		From May 11, 2026 at 10 p.m.
to May 12, 2026 at 5 a.m.
40 
 À Montréal, autoroute Métropolitaine, dans la voie de desserte, à la hauteur du boulevard Lacordaire Hindrance
Minor 		Direction
East 		From May 11, 2026 at 10:30 p.m.
to May 12, 2026 at 5 a.m.
Mauricie—Centre-du-Québec
Closure A-20 Permanent closure of the Halte du Lac-à-la-Truite and its site., WESTBOUND, Daveluyville, undetermined period. Reason : Restoration of the site. May 7, 2026
at 10:16 a.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.
40 
 À Trois-Rivières, à la sortie 182 (Autoroute 40 Est, Trois-Rivières centre-ville, Québec). Hindrance
Major 		Direction
North 		From May 12, 2026 at 8 p.m.
to May 13, 2026 at 6 a.m.
40 
 À Trois-Rivières, entre la sortie 205 (Rue des Prairies) et la sortie 210 (Route 352, Saint-Maurice). Hindrance
Minor 		Direction
West and east 		From April 19, 2026 at 9 p.m.
to May 31, 2026 at 12 p.m.
Québec (Capitale-Nationale)
Tadoussac - Baie-Sainte-Catherine: Schedule modified for an undetermined period. Consult the Société des traversiers du Québec website. Ferry service : Open. May 11, 2026
at 6:30 a.m.
Rivière-du-Loup - Saint-Siméon: For updates on the status of the ferry service, please consult the ferry Website. Ferry service : Open. April 2, 2026
at 11:53 a.m.
40 
 À Deschambault-Grondines, à la hauteur de la route Guilbault Hindrance
Minor 		Direction
In one direction at a time 		From May 13, 2026 at 8 a.m.
to May 13, 2026 at 6 p.m.
40 
 À Québec, dans la voie de desserte, entre le boulevard Pierre-Bertrand et l'A-740 Hindrance
Major 		Direction
West 		From May 13, 2026 at 7 p.m.
to May 15, 2026 at 5:30 a.m.
40 
 À Québec, dans la voie de desserte, à l'OUEST de l'A-740 Hindrance
Major 		Direction
West 		From May 3, 2026 at 7 p.m.
to July 31, 2026 at 11:59 p.m.
40 
 À Québec, accès à partir de la rue Jean-Perrin Hindrance
Major 		Direction
West 		From May 13, 2026 at 9 p.m.
to May 15, 2026 at 5:30 a.m.
40 
 À Québec, entre l'A-740 et le boulevard de l'Ormière Hindrance
Major 		Direction
West 		From May 3, 2026 at 7 p.m.
to July 31, 2026 at 11:59 p.m.
40 
 À Québec, accès à partir de la rue Armand-Viau Hindrance
Major 		Direction
West 		From May 13, 2026 at 7 p.m.
to May 15, 2026 at 5:30 a.m.
40 
 À Québec, entre les boulevards Pierre-Bertrand et de l'Ormière Hindrance
Major 		Direction
West 		From May 13, 2026 at 8 p.m.
to May 15, 2026 at 5:30 a.m.