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Autoroute 20
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
Closure A-20 Roadside rest stop at Saint-Nazaire-d'Acton, WESTBOUND and EASTBOUND, Saint-Nazaire-d'Acton, From June 1, 2026 at 7 a.m. to June 19, 2026 at 6 p.m.. Reason : Roadwork.
June 3, 2026
at 2:30 p.m.
Sorel-Tracy - Saint-Ignace-de-Loyola: Schedule modified for an indefinite period. Ferries depart from Saint-Ignace-de-Loyola on the hour and from Sorel-Tracy on the half hour. Reason: Only 1 ferry in operation. Consult the Société des traversiers du Québec website. Ferry service : Open.
May 28, 2026
at 6:04 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 l'Île Perrot à la hauteur du boulevard Don Quichotte
Hindrance
Minor
Direction
West and east
From June 4, 2026 at 9 p.m.
to June 5, 2026 at 5 a.m.
20
À Boucherville, l’accès du Fer-à-Cheval / rue Nobel vers l'A-20 EST
Hindrance
Minor
Direction
East
From June 4, 2026 at 9 p.m.
to June 5, 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 4, 2026 at 9 p.m.
to June 5, 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 4, 2026 at 10 p.m.
to June 5, 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 4, 2026 at 9 p.m.
to June 5, 2026 at 5:30 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
Closure A-20 Roadside rest stop at Saint-Nazaire-d'Acton, WESTBOUND and EASTBOUND, Saint-Nazaire-d'Acton, From June 1, 2026 at 7 a.m. to June 19, 2026 at 6 p.m.. Reason : Roadwork.
June 3, 2026
at 2:30 p.m.
20
À Saint-Nazaire-d'Acton, à la hateur de la halte routière
Hindrance
Major
Direction
West
From June 1, 2026 at 7 a.m.
to June 19, 2026 at 11:59 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
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 12, 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 12, 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 Saint-Cyrille-de-Wendover, sur le pont de la rivière des Saults
Hindrance
Minor
Direction
West
From June 8, 2026 at 7 p.m.
to June 8, 2026 at 10 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 Saint-Léonard-d'Aston, à la hauteur du rang du Moulin-Rouge
Hindrance
Major
Direction
West and east
From June 4, 2026 at 7 p.m.
to June 5, 2026 at 4:30 a.m.
20
À Villeroy, entre la sortie 253 (Route 265, Plessisville, Deschaillons, Villeroy) et la sortie 256 (15e et 16e Rangs de Villeroy).
Hindrance
Minor
Direction
East
From May 4, 2026 at 7 a.m.
to June 4, 2026 at 6 p.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
20
À Val-Alain, sur le pont de la rivière du Chêne
Hindrance
Minor
Direction
West
From June 5, 2026 at 8:30 a.m.
to June 5, 2026 at 12 p.m.
20
À Val-Alain, sur le pont de la rivière du Chêne
Hindrance
Minor
Direction
East
From June 5, 2026 at 12 p.m.
to June 5, 2026 at 4:30 p.m.
20
Entre la route du Tunnel à Notre-Dame-du-Sacré-Coeur-d'Issoudun et la route du Bois-de-l'Ail à Saint-Apollinaire
Hindrance
Minor
Direction
East
From June 8, 2026 at 8 a.m.
to June 9, 2026 at 3:30 p.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 19, 2026 at 11:59 p.m.
20
À Saint-Apollinaire, à la hauteur de la route du Cap
Hindrance
Minor
Direction
East
From June 4, 2026 at 7 p.m.
to June 5, 2026 at 5 a.m.
20
À Lévis (Saint-Nicolas), sortie 305 (R-171)
Hindrance
Major
Direction
West
From June 7, 2026 at 8 p.m.
to June 19, 2026 at 6 a.m.
20
À Lévis (Saint-Nicolas), accès à partir de la R-171
Hindrance
Major
Direction
West
From June 7, 2026 at 8 p.m.
to June 19, 2026 at 6 a.m.
20
À Lévis, entre l'A-73 et la R-116
Hindrance
Major
Direction
West
From June 3, 2026 at 9 p.m.
to June 5, 2026 at 6 a.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 11, 2026 at 5 a.m.
20
À Lévis, vers l'A-73
Hindrance
Major
Direction
West
From June 8, 2026 at 9 p.m.
to June 9, 2026 at 5 a.m.
20
À Lévis (Saint-Romuald), entre la R-175 et l'A-73
Hindrance
Major
Direction
West
From June 3, 2026 at 9 p.m.
to June 4, 2026 at 6 a.m.
20
À Lévis, entre la R-175 et la R-275
Hindrance
Minor
Direction
East
From June 8, 2026 at 5 a.m.
to September 17, 2026 at 11:59 p.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 rivière Etchemin, au km 319
Hindrance
Major
Direction
East
From May 13, 2026 at 12 a.m.
to June 11, 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.
20
Entre la R-204 à Saint-Jean-Port-Joli et la route du Petit-Cap à Cap-Saint-Ignace
Hindrance
Minor
Direction
West
From June 8, 2026 at 7 a.m.
to June 9, 2026 at 5 p.m.
20
Entre la R-204 à Saint-Jean-Port-Joli et la R-132 à Saint-Roch-des-Aulnaies
Hindrance
Minor
Direction
East
From June 3, 2026 at 7 a.m.
to June 4, 2026 at 5 p.m.
Bas-Saint-Laurent—Gaspésie—Îles-de-la-Madeleine
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.
