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Autoroute 20

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
Montérégie
From Thursday, June 11, to Sunday, June 14, traffic disruptions are expected on certain roads in Québec, in the Montérégie and Estrie regions, as Grand défi Pierre Lavoie cyclists pass through. June 10, 2026
at 10 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.
20 
 À Vaudreuil-Dorion, entre la route Hardwood et l'avenue Ranger Hindrance
Major 		Direction
East 		From May 12, 2026 at 12:01 a.m.
to June 25, 2026 at 11:59 p.m.
20 
 À Vaudreuil-Dorion, entre l'avenue Ranger et la route Hardwood Hindrance
Major 		Direction
West 		From May 11, 2026 at 12:01 a.m.
to June 28, 2026 at 11:59 p.m.
20 
 À Baie-d'Urfé, la sortie 42 (rue Morgan) Hindrance
Major 		Direction
West 		From June 11, 2026 at 10:30 p.m.
to June 12, 2026 at 5 a.m.
20 
 À Longueuil, l'accès vers A-25 NORD Hindrance
Major 		Direction
East 		From June 12, 2026 at 10:30 p.m.
to June 13, 2026 at 8 a.m.
20 
 À Boucherville, l’accès du Fer-à-Cheval / rue Nobel vers l'A-20 EST Hindrance
Minor 		Direction
East 		From June 11, 2026 at 9 p.m.
to June 12, 2026 at 5:30 a.m.
20 
 À Boucherville entre chemin du Fer-à-Cheval et la rue Bernard Pilon Hindrance
Major 		Direction
West and east 		From June 11, 2026 at 9 p.m.
to June 12, 2026 at 5:30 a.m.
20 
 Entre le chemin du Fer-à-Cheval à Sainte-Julie et la rue Bernard-Pilon à Saint-Mathieu-de-Beloeil Hindrance
Minor 		Direction
East 		From March 22, 2026 at 10 p.m.
to November 30, 2026 at 11:59 p.m.
20 
 À Boucherville, sortie 105 (R-229, Saint-Basile-le-Grand, McMasterville) Hindrance
Minor 		Direction
East 		From June 11, 2026 at 10 p.m.
to June 12, 2026 at 5:30 a.m.
20 
 À Boucherville, l’accès R-229 / rue Bernard Pilon vers l'A-20 EST Hindrance
Minor 		Direction
East 		From June 11, 2026 at 9 p.m.
to June 12, 2026 at 5:30 a.m.
20 
 Closure A-20 Closure of the rest area at km 118, WESTBOUND, Sainte-Marie-Madeleine, undetermined period. Reason : Cleaning . June 10, 2026
at 10:04 a.m.
20 
 À Saint-Hyacinthe, entre l'avenue de l'Église et la R-116 Hindrance
Major 		Direction
East 		From May 31, 2026 at 7 p.m.
to July 3, 2026 at 6 a.m.
20 
 À Sainte-Hélène-de-Bagot à l'ouest du 2e rang Hindrance
Minor 		Direction
West 		From June 15, 2026 at 6 p.m.
to June 15, 2026 at 11 p.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.
20 
 À Saint-Germain-de-Grantham, à la hauteur de la R-122 Hindrance
Minor 		Direction
In one direction at a time 		From June 16, 2026 at 7 p.m.
to June 16, 2026 at 11 p.m.
20 
 Entre la R-122 à Saint-Germain-de-Grantham et la R-143 à Drummondville Hindrance
Major 		Direction
West and east 		From June 2, 2026 at 8:30 p.m.
to June 12, 2026 at 6:30 a.m.
20 
 À Drummondville, vers l'A-55 SUD Hindrance
Major 		Direction
East 		From June 2, 2026 at 8:30 p.m.
to June 16, 2026 at 6:30 a.m.
20 
 À Drummondville, sortie 175 (boulevard Lemire) Hindrance
Major 		Direction
East 		From June 2, 2026 at 8:30 p.m.
to June 16, 2026 at 6:30 a.m.
20 
 Entre la R-255 à Saint-Cyrille-de-Wendover et l'A-55 à Sainte-Eulalie Hindrance
Minor 		Direction
In one direction at a time 		From June 8, 2026 at 8 a.m.
to June 18, 2026 at 4:30 p.m.
20 
 À Notre-Dame-du-Bon-Conseil, au pont Charles-Bourgeois situé au-dessus de la rivière Nicolet Sud-Ouest. Hindrance
Major 		Direction
West and east 		From March 10, 2026 at 9 a.m.
to November 15, 2026 at 7 a.m.
20 
 À Sainte-Eulalie, entre le km 205 et le km 212 Hindrance
Major 		Direction
West and east 		From June 15, 2026 at 7 p.m.
to June 19, 2026 at 6:30 a.m.
20 
 À Sainte-Eulalie, à la hauteur du km 206 Hindrance
Major 		Direction
In one direction at a time 		From June 14, 2026 at 8 p.m.
to June 15, 2026 at 9 a.m.
20 
 À Sainte-Eulalie, vers l'A-55 NORD Hindrance
Major 		Direction
East 		From June 16, 2026 at 8:30 a.m.
to June 16, 2026 at 4 p.m.
20 
 À Sainte-Eulalie, dans la voie de desserte, vers l'A-20 EST Hindrance
Major 		Direction
East 		From June 15, 2026 at 7 p.m.
to June 19, 2026 at 6:30 a.m.
20 
 À Sainte-Eulalie, à la hauteur du km 211 Hindrance
Major 		Direction
In one direction at a time 		From June 14, 2026 at 8 p.m.
to June 15, 2026 at 9 a.m.
20 
 À Sainte-Eulalie, à la hauteur du km 216 Hindrance
Major 		Direction
West 		From June 14, 2026 at 8 p.m.
to June 15, 2026 at 9 a.m.
20 
 Entre le km 217 à Sainte-Eulalie et le km 218 à Daveluyville Hindrance
Major 		Direction
In one direction at a time 		From June 14, 2026 at 8 p.m.
to June 15, 2026 at 9 a.m.
20 
 Entre la R-218 à Manseau et la R-265 à Villeroy Hindrance
Minor 		Direction
West 		From June 8, 2026 at 8 a.m.
to June 11, 2026 at 4 p.m.
20 
 À Villeroy, à proximité de la sortie 256 (15e et 16e Rangs de Villeroy), entre les kilomètres 254 et 259. Hindrance
Major 		Direction
West 		From June 8, 2026 at 7 a.m.
to June 11, 2026 at 5 p.m.
Chaudière-Appalaches
From Wednesday, June 10, to Sunday, June 14, traffic disruptions are expected on certain roads in Chaudière-Appalaches and the Capitale-Nationale region as Tour de Beauce cyclists pass through. June 5, 2026
at 9:30 a.m.
20 
 Entre la route du Cap à Saint-Apollinaire et le km 307 à Lévis Hindrance
Major 		Direction
West and east 		From May 10, 2026 at 8 p.m.
to June 23, 2026 at 11:59 p.m.
20 
 À Lévis (Saint-Nicolas), sortie 305 (R-171) Hindrance
Major 		Direction
West 		From June 11, 2026 at 8 p.m.
to June 23, 2026 at 6 a.m.
20 
 À Lévis (Saint-Nicolas), accès à partir de la R-171 Hindrance
Major 		Direction
West 		From June 11, 2026 at 8 p.m.
to June 23, 2026 at 6 a.m.
20 
 À Lévis, entre la R-116 et la R-171 Hindrance
Major 		Direction
West 		From June 10, 2026 at 9 a.m.
to June 12, 2026 at 4 p.m.
20 
 À Lévis (Saint-Romuald), dans la voie de desserte, entre le km 315 et l'A-73 Hindrance
Major 		Direction
West 		From May 30, 2026 at 8 p.m.
to August 16, 2026 at 11:59 p.m.
20 
 À Lévis, dans la voie de desserte, entre la R-175 et l'accès au pont Pierre-Laporte Hindrance
Major 		Direction
West 		From May 20, 2026 at 5 a.m.
to July 2, 2026 at 11:59 p.m.
20 
 À Lévis, entre l'A-73 et la R-275 Hindrance
Major 		Direction
East 		From May 18, 2026 at 9:30 p.m.
to June 12, 2026 at 5 a.m.
20 
 À Lévis (Charny), à la hauteur de la R-175 Hindrance
Major 		Direction
West and east 		From June 14, 2026 at 10 p.m.
to August 16, 2026 at 11:59 p.m.
20 
 À Lévis, entre la R-175 et la rivière Etchemin Hindrance
Major 		Direction
West and east 		From June 8, 2026 at 5 a.m.
to September 17, 2026 at 11:59 p.m.
20 
 À Lévis (Saint-Romuald), sortie 318 (avenue Taniata) Hindrance
Major 		Direction
West 		From June 14, 2026 at 8:30 p.m.
to June 19, 2026 at 5 a.m.
20 
 À Lévis, à l'EST de la rivière Etchemin, au km 319 Hindrance
Minor 		Direction
West 		From May 13, 2026 at 12 a.m.
to June 14, 2026 at 11:59 p.m.
20 
 À Lévis, à l'EST de la R-275 Hindrance
Major 		Direction
East 		From May 13, 2026 at 12 a.m.
to September 17, 2026 at 11:59 p.m.
20 
 Entre la route Lallemand à Lévis et la route de Saint-François à Berthier-sur-Mer Hindrance
Minor 		Direction
East 		From June 8, 2026 at 8 a.m.
to June 11, 2026 at 4 p.m.
20 
 Entre la route de Saint-François à Berthier-sur-Mer et la route Lallemand à Lévis Hindrance
Minor 		Direction
West 		From June 8, 2026 at 8 a.m.
to June 11, 2026 at 4 p.m.
Bas-Saint-Laurent—Gaspésie—Îles-de-la-Madeleine
Matane - Baie-Comeau: The June 12 crossing, scheduled at 8 am between Matane and Godbout, is rerouted to Baie-Comeau. Return between Baie-Comeau and Matane at 11 am. Reason: difficult weather conditions. Consult the Société des traversiers du Québec website. Ferry service : Open. June 11, 2026
at 4:32 p.m.
Matane - Godbout: The June 12 crossing, scheduled at 8 am between Matane and Godbout, is rerouted to Baie-Comeau. Return between Baie-Comeau and Matane at 11 am. Reason: difficult weather conditions. Consult the Société des traversiers du Québec website. Ferry service : Closed. June 11, 2026
at 4:25 p.m.
Pohénégamook – Picard – Saint-Antonin wind farm project and the Wolastokuk territory in the Lower St. Lawrence.

From May 25th until December 2026:

Transports of enormous parts will circulate day and night, between the storage area in Saint-Antonin and the wind farm site on the Rivière-Verte road, the Station and Roches roads and the Champoux road.

Transportation will also be available during the day between Matane and Saint-Antonin on the R-132, the A-20, the R-191, the R-291, the A-85, 6th Range, Route des Roches and Chemin Champoux.

Be careful!

 May 22, 2026
at 11:08 a.m.
Mesgi'g Ugju's'n 2 wind project in Gaspésie, north of L'Alverne and Escuminac

Starting May 27, oversized transport vehicles will be operating in the Gaspé Peninsula until the fall of 2026.

These transports of enormous parts will circulate day and night, on the Inter-Provincial Boulevard between the JC Van Horne bridge and the R-132 in Pointe-à-la-Croix, then on the R-132 towards the access to the Sainte-Florence wind farm site.

Be careful!
 May 22, 2026
at 11:07 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.
20 
 Entre le km 448 à Rivière-Ouelle et le km 451 à Saint-Pacôme Hindrance
Major 		Direction
West and east 		From May 4, 2026 at 4 p.m.
to November 16, 2026 at 11:59 p.m.
20 
 Entre la route Moreault à Cacouna et la route de Notre-Dame-des-Neiges à Notre-Dame-des-Neiges Hindrance
Major 		Direction
West and east 		From June 11, 2026 at 7 a.m.
to June 11, 2026 at 5 p.m.