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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
Laurentides—Lanaudière
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 Terrebonne (Lachenaie) et Charlemagne, entre pont Charles-De Gaulle et A-640 Hindrance
Major 		Direction
West and east 		From July 26, 2025 at 3 a.m.
to September 30, 2025 at 11:59 p.m.
40 
 À Repentigny, sur pont Benjamin-Moreau Hindrance
Minor 		Direction
West 		From September 3, 2025 at 9:30 p.m.
to December 31, 2025 at 5 a.m.
40 
 À Repentigny, entre sortie 100 (boulevard Industriel) et accès boulevard de La Rochelle Hindrance
Major 		Direction
West 		From September 3, 2025 at 10 p.m.
to September 4, 2025 at 4:30 a.m.
40 
 À Lanoraie, Sainte-Geneviève-de-Berthier et Berthierville, entre les km 130 et 142 Hindrance
Major 		Direction
West and east 		From September 4, 2025 at 5 a.m.
to September 19, 2025 at 11:59 p.m.
40 
 À Berthierville, Sainte-Geneviève-de-Berthier et Lanoraie, entre les km 142 et 130 Hindrance
Major 		Direction
West and east 		From August 26, 2025 at 8 a.m.
to September 4, 2025 at 5 a.m.
40 
 À Sainte-Geneviève-de-Berthierville et Saint-Cuthbert Hindrance
Minor 		Direction
East 		From May 11, 2025 at 8 p.m.
to October 19, 2025 at 11:59 p.m.
Montérégie
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 Vaudreuil-Dorion et Senneville, autoroute Félix-Leclerc, sur le pont de l'Île-aux-Tourtes Hindrance
Major 		Direction
West and east 		From April 28, 2025 at 5 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 Kirkland, sur la voie de desserte, au niveau de la rue Jean-Yves Hindrance
Minor 		Direction
West 		From August 15, 2025 at 12:01 a.m.
to September 12, 2025 at 11:59 p.m.
40 
 1 lane closed out of 2 A-40 at height A-25, EASTBOUND, Montréal, undetermined period. Reason : Accident. September 4, 2025
at 8:32 a.m.
40 
 1 lane closed out of 2 A-40 at height Sortie A-25 Nord, EASTBOUND, Montréal, undetermined period. Reason : Accident. September 4, 2025
at 8:20 a.m.
40 
 À Montréal Échangeur Anjou Dans la bretelle menant de A-40 OUEST (sortie 80-S) à A-25 SUD / tunnel Hindrance
Minor 		Direction
West 		From October 15, 2022 at 5 a.m.
to December 31, 2025 at 5 a.m.
40 
 À Montréal, sur voie de desserte Entre les boulevards Henri-Bourassa et Saint-Jean-Baptiste Hindrance
Minor 		Direction
West 		From September 3, 2025 at 10 p.m.
to September 4, 2025 at 5 a.m.
Mauricie—Centre-du-Québec
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.
Work on the Laviolette Bridge will resume during weekday nights and sometimes on weekend nights until fall 2025.

Check the roadworks in detail for information, including the planned times of the obstructions.		 June 9, 2025
at 11:51 a.m.
Additional Information:
40 
 À Maskinongé, entre la sortie 155 (Saint-Barthélemy, Maskinongé) et la sortie 160 (Rang de la Rivière Sud-Est). Hindrance
Minor 		Direction
West and east 		From August 24, 2025 at 8 p.m.
to November 9, 2025 at 11:59 p.m.
40 
 À Trois-Rivières, à la sortie 196-N (Autoroute 55 Nord, boulevard des Chenaux, Shawinigan), sur le pont d'étagement situé au-dessus de l'autoroute 55. Hindrance
Major 		Direction
West and east 		From July 10, 2025 at 6 p.m.
to September 9, 2025 at 6 a.m.
40 
 À Trois-Rivières, ente la Côte Richelieu et l'autoroute 55 Nord (échangeur boulevard Jean-XXIII). Hindrance
Minor 		Direction
West 		From September 2, 2025 at 7 a.m.
to September 5, 2025 at 5 p.m.
40 
 À Trois-Rivières, au pont Radisson, situé au-dessus de la rivière Saint-Maurice, entre la sortie 201 (boulevard des Chenaux) et la sortie 203 (route 157, boulevard Thibeau, Notre-Dame-du-Mont-Carmel, Shawinigan). Hindrance
Major 		Direction
West and east 		From July 14, 2025 at 7 p.m.
to September 21, 2025 at 6 a.m.
40 
 À Trois-Rivières, entre la sortie 205 (Rue des Prairies) et la sortie 210 (Route 352, Saint-Maurice). Hindrance
Major 		Direction
West and east 		From April 4, 2025 at 12:01 a.m.
to September 16, 2025 at 11:59 p.m.
Québec (Capitale-Nationale)
Closure Pont de Québec between Lévis and Québec, SOUTHBOUND and NORTHBOUND, From September 5, 2025 at 7 p.m. to September 7, 2025 at 8 p.m., detour Pont Pierre-Laporte . Reason : Roadwork. September 3, 2025
at 3:20 p.m.
Work on pont Pierre-Laporte SOUTHBOUND, between Québec and Lévis, from September 2 to 16. Closure of 2 lanes out of 3, from Sunday to Wednesday between 9 pm and 5 am the next day and Thursday between 10 pm and 5 am the next day. August 29, 2025
at 11:09 a.m.
Oversized shipments are being transported from the ports of Quebec City, Pointe-au-Pic in La Malbaie, and Grande-Anse in Saguenay to Saint-Tite-des-Caps as part of a new wind power project. These shipments of huge pieces will continue until the end of November 2025.

The roads used by these transports are: A-40, A-73 Laurentienne, A-73 Henri-IV, A-440 Charest, A-740, R-136, R-138, R-362, R-175, A-70 and local roads.

Be careful and patient!		 August 21, 2025
at 1:27 p.m.
40 
 À Saint-Augustin-de-Desmaures, à la hauteur du chemin Girard Hindrance
Minor 		Direction
East 		From September 8, 2025 at 8 a.m.
to September 10, 2025 at 4 p.m.
40 
 À Québec, à la hauteur de l'avenue Blaise-Pascal Hindrance
Major 		Direction
West 		From September 4, 2025 at 10 p.m.
to September 5, 2025 at 5:30 a.m.
40 
 À Québec, entre l'A-740 et l'A-573 Hindrance
Major 		Direction
West and east 		From March 24, 2025 at 12 a.m.
to November 14, 2025 at 11:59 p.m.
40 
 À Québec, vers l'A-73 Laurentienne NORD Hindrance
Major 		Direction
West and east 		From September 4, 2025 at 10 p.m.
to September 16, 2025 at 5:30 a.m.
40 
 À Québec, à la hauteur de l'avenue D'Estimauville Hindrance
Major 		Direction
West and east 		From September 4, 2025 at 10 p.m.
to September 5, 2025 at 5:30 a.m.
40 
 À Québec, vers l'A-40 EST Hindrance
Major 		Direction
East 		From May 6, 2025 at 10 p.m.
to December 31, 2025 at 11:59 p.m.