Québec 511 > Road Conditions > By Region and by Road > 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
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.
Montérégie
Sorel-Tracy - Saint-Ignace-de-Loyola: No service on Friday June 21 and Saturday June 22. Ferry service : Open. June 18, 2024
at 11:23 a.m.
Slow-moving traffic A-20 towards A-10 east, direction Sherbrooke, traffic on diverted lanes and lane width at 3.9 meters., WESTBOUND, undetermined period. Reason : Work planned later. February 15, 2024
at 10:17 a.m.
Slow-moving traffic A-20 Towards A-10 west, direction Montreal, traffic on diverted lanes, lane width reduced to 3.9 meters., WESTBOUND, Brossard, undetermined period. Reason : Work planned later. February 15, 2024
at 10:14 a.m.
20 
À Saint-Lambert Autoroute René-Lévesque Entre la sortie 76 (boulevard Simard) et le km 75 (après la sortie 75, pont Champlain) Hindrance
Major
Direction
West and east
From June 4, 2024 at 12 a.m.
to June 30, 2024 at 12 a.m.
20 
À Saint-Lambert Autoroute René-Lévesque Entre le chemin de fer et la sortie 79 (avenue Notre-Dame) Hindrance
Major
Direction
West and east
From May 22, 2024 at 12 a.m.
to June 23, 2024 at 12 a.m.
20 
Longueuil La bretelle menant de la R-134 est à la R-132 ouest (vers La Prairie) et au chemin de la Rive Hindrance
Minor
Direction
West
From June 21, 2024 at 9:30 p.m.
to June 22, 2024 at 7 a.m.
20 
À Boucherville L'entrée du boulevard de Mortagne sud pour A-20 ouest (vers Montréal) Hindrance
Minor
Direction
West
From September 12, 2022 at 12 a.m.
to December 31, 2025 at 12 a.m.
20 
À Boucherville Autoroute Jean-Lesage Entre l'A-30 et la rue Bernard-Pilon (R-229) Hindrance
Major
Direction
West and east
From March 29, 2024 at 12 a.m.
to July 31, 2024 at 12 a.m.
20 
Autoroute Jean Lesage Entre le pont des Hurons à Sainte-Madeleine Et l'accès du Grand Rang (au km 125) à Saint-Hyacinthe Hindrance
Major
Direction
West and east
From June 18, 2024 at 7:30 p.m.
to June 28, 2024 at 6:30 a.m.
20 
À Sainte-Madeleine, à Saint-Hyacinthe Autoroute Jean-Lesage Entre le pont des Hurons et et l'accès venant du Grand Rang Hindrance
Major
Direction
East
From June 17, 2024 at 7:30 p.m.
to August 19, 2024 at 6:30 a.m.
20 
À Saint-Hyacinthe Sur l'autoroute Jean-Lesage à la hauteur de l'avenue Pinard Hindrance
Minor
Direction
East
From June 21, 2024 at 9 p.m.
to June 22, 2024 at 5 a.m.
20 
À Sainte-Hélène-de-Bagot Sur l'autoroute Jean-Lesage À la hauteur du 3e rang Hindrance
Major
Direction
East
From June 20, 2024 at 9 p.m.
to June 21, 2024 at 6 a.m.
20 
Slow-moving traffic A-20 towards A-10 east, direction Sherbrooke, traffic on diverted lanes and lane width at 3.9 meters., WESTBOUND, undetermined period. Reason : Work planned later. February 15, 2024
at 10:17 a.m.
20 
Slow-moving traffic A-20 Towards A-10 west, direction Montreal, traffic on diverted lanes, lane width reduced to 3.9 meters., WESTBOUND, Brossard, undetermined period. Reason : Work planned later. February 15, 2024
at 10:14 a.m.
Montréal
Slow-moving traffic A-20 towards A-10 east, direction Sherbrooke, traffic on diverted lanes and lane width at 3.9 meters., WESTBOUND, undetermined period. Reason : Work planned later. February 15, 2024
at 10:17 a.m.
Slow-moving traffic A-20 Towards A-10 west, direction Montreal, traffic on diverted lanes, lane width reduced to 3.9 meters., WESTBOUND, Brossard, undetermined period. Reason : Work planned later. February 15, 2024
at 10:14 a.m.
20 
À Pointe-Claire La bretelle en provenance du boulevard des Sources pour l'A-20 ouest (du Souvenir) Hindrance
Minor
Direction
West
From May 8, 2024 at 12 a.m.
to June 25, 2024 at 12 a.m.
20 
À Dorval Autoroute du Souvenir Entre la sortie 53 (boulevard des Sources) et l'entrée suivante Hindrance
Major
Direction
East
From June 22, 2024 at 12:30 a.m.
to June 22, 2024 at 7 a.m.
20 
À Dorval et à Pointe-Claire Autoroute du Souvenir Entre la sortie 53 (boulevard des Sources) et le boulevard Saint-Jean Hindrance
Major
Direction
West
From June 22, 2024 at 1 a.m.
to June 22, 2024 at 8 a.m.
Mauricie—Centre-du-Québec
Sorel-Tracy - Saint-Ignace-de-Loyola: No service on Friday June 21 and Saturday June 22. Ferry service : Open. June 18, 2024
at 11:23 a.m.
Continuation of major work on the Laviolette Bridge during weekends from mid-March, weather conditions permitting, until fall 2024. April 25, 2024
at 3:25 p.m.
Additional Information:
20 
À Drummondville, dans les sorties 177 (route 143 Sud, Saint-Majorique, Drummondville (centre-ville)). Hindrance
Minor
Direction
West and east
From June 18, 2024 at 12 a.m.
to June 21, 2024 at 12 a.m.
20 
À Saint-Louis-de-Blandford, sur le pont situé au-dessus de la rivière Blanche. Hindrance
Major
Direction
East
From April 15, 2024 at 12 a.m.
to November 29, 2024 at 12 a.m.
Chaudière-Appalaches
Québec - Lévis: No service on Friday June 21 and Saturday June 22. Ferry service : Open. June 18, 2024
at 11:07 a.m.
20 
Entre la route du Tunnel à Notre-Dame-du-Sacré-Coeur-d'Issoudun et la R-271 à Laurier-Station Hindrance
Major
Direction
West and east
From June 20, 2024 at 12 a.m.
to October 25, 2024 at 12 a.m.
20 
À Saint-Apollinaire, à la hauteur de la R-273 Hindrance
Minor
Direction
West
From June 24, 2024 at 7 p.m.
to June 25, 2024 at 5:30 a.m.
20 
À Lévis (Charny), à la hauteur de l'A-73 Hindrance
Minor
Direction
West and east
From June 24, 2024 at 7 p.m.
to June 25, 2024 at 5:30 a.m.
20 
À Lévis (Charny), à la hauteur de l'A-73 Hindrance
Major
Direction
East
From April 8, 2024 at 9 p.m.
to September 13, 2024 at 5 a.m.
20 
À Lévis (Saint-Romuald), vers l'A-73 NORD Hindrance
Minor
Direction
West and east
From June 24, 2024 at 7 p.m.
to June 25, 2024 at 5:30 a.m.
20 
À Lévis (Saint-Romuald), à la hauteur de l'A-73 Hindrance
Major
Direction
West
From April 14, 2024 at 12 a.m.
to September 13, 2024 at 11:59 p.m.
20 
À Lévis (Saint-Romuald), entre le chemin des Îles et la R-275 Hindrance
Minor
Direction
West
From June 24, 2024 at 7 p.m.
to June 25, 2024 at 5:30 a.m.
20 
À Lévis, entre la R-275 et la R-173 Hindrance
Major
Direction
West and east
From April 15, 2024 at 6 a.m.
to July 5, 2024 at 11:59 p.m.
20 
À Lévis, entre le chemin des Îles et la route Monseigneur-Bourget Hindrance
Major
Direction
West and east
From June 24, 2024 at 7:30 p.m.
to July 3, 2024 at 5:30 a.m.
20 
À Lévis, à la hauteur de la route Monseigneur-Bourget Hindrance
Minor
Direction
In one direction at a time
From June 24, 2024 at 10:30 p.m.
to June 25, 2024 at 5 a.m.
20 
Closure A-20 Belles-Amours rest stop closed between km 393 and 394. Only parking in the service area is permitted., WESTBOUND, L'Islet, undetermined period. Reason : Closure of services. December 8, 2023
at 9:58 a.m.