Québec 511 > Road Conditions > Current Warnings

Current Warnings

In force since
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.
Thaw
Thaw period From March 18, 2024
to May 10, 2024
Thaw period From March 25, 2024
to May 17, 2024
Thaw period From April 1, 2024
to May 24, 2024
Abitibi-Témiscamingue In force since
      
Closure chemin d'Aiguebelle between Lake Genest and Aiguebelle National Park, SOUTHBOUND and NORTHBOUND, Taschereau, From November 15, 2023 at 12 a.m. to May 1, 2024 at 9 a.m.. Reason : Winter closure. October 31, 2023
at 10:51 a.m.
Bas-Saint-Laurent—Gaspésie—Îles-de-la-Madeleine In force since
 
Rivière-du-Loup - Saint-Siméon. Ferry service : Closed. February 19, 2024
at 3:10 p.m.
Chaudière-Appalaches In force since
Continuation of major work on the Laviolette Bridge during weekends from mid-March, weather conditions permitting, until fall 2024. February 19, 2024
at 3:59 p.m.
Additional Information:
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.
 
Québec - Lévis: Service accessible only to pedestrians and cyclists for an undetermined period. Cause: technical problems. Ferry service : Open. February 21, 2024
at 11:05 a.m.
 
L'Isle-aux-Grues - Montmagny: Airline service available. Visit the Société des ferry du Québec website. Ferry service : Closed. December 8, 2023
at 3:59 p.m.
Additional Information:
STQ
Côte-Nord In force since
138 
Alternating traffic R-138 Touzel Bridge, over Sheldrake River. , WESTBOUND and EASTBOUND, Rivière-au-Tonnerre, undetermined period. Reason : Broken structure. February 22, 2024
at 4:39 p.m.
138 
Closure R-138 between Aéroport and Tête-à-la-Baleine, WESTBOUND and EASTBOUND, Côte-Nord-du-Golfe-du-Saint-Laurent, undetermined period. Reason : Harsh weather conditions. February 7, 2024
at 3:44 p.m.
138 
Closure R-138 between Tête-à-la-Baleine and Quai fédéral, WESTBOUND and EASTBOUND, Côte-Nord-du-Golfe-du-Saint-Laurent, undetermined period. Reason : Harsh weather conditions. February 7, 2024
at 3:46 p.m.
138 
Closure R-138 between Baie-des-Moutons and La Tabatière, WESTBOUND and EASTBOUND, Gros-Mécatina, undetermined period. Reason : Reopening planned for May. January 17, 2024
at 4:14 p.m.
389 
Alternating traffic R-389 at height km 164, SOUTHBOUND and NORTHBOUND, Secteur Rivière-aux-Outardes, undetermined period. Reason : Road failure. January 25, 2024
at 4:12 p.m.
      
Closure chemin de la Baie-Sainte-Claire between Rue des Menier and Pointe-de-l’Ouest, WESTBOUND and EASTBOUND, L'Île-d'Anticosti, undetermined period. Reason : Reopening planned for May. January 17, 2024
at 4:13 p.m.
      
Closure route Transanticostienne between km 2 and km 264, WESTBOUND and EASTBOUND, L'Île-d'Anticosti, undetermined period. Reason : Reopening planned for April. December 24, 2023
at 10:15 a.m.
Laurentides—Lanaudière In force since
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.
Continuation of major work on the Laviolette Bridge during weekends from mid-March, weather conditions permitting, until fall 2024. February 19, 2024
at 3:59 p.m.
Additional Information:
Laval In force since
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.
Mauricie—Centre-du-Québec In force since
Continuation of major work on the Laviolette Bridge during weekends from mid-March, weather conditions permitting, until fall 2024. February 19, 2024
at 3:59 p.m.
Additional Information:
Montérégie In force since
25 
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.
Continuation of major work on the Laviolette Bridge during weekends from mid-March, weather conditions permitting, until fall 2024. February 19, 2024
at 3:59 p.m.
Additional Information:
15 
Closure A-15 Roadside stop temporarily closed in Saint-Bernard-de-Lacolle, at km 4, near the border with the United States. Indefinite period., SOUTHBOUND and NORTHBOUND, Saint-Bernard-de-Lacolle, undetermined period. Reason : Roadwork. January 31, 2024
at 11:56 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.
132 
Closure R-132 Larocque Bridge over the Beauharnois Canal, between Saint-Stanislas-de-Kostka and Salaberry-de-Valleyfield, WESTBOUND and EASTBOUND, undetermined period, detour R-201, R-236, rue du Pont, boulevard Gérard-Cadieux. Reason : Maintenance works. January 10, 2024
at 11:05 a.m.
Montréal In force since
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.
Continuation of major work on the Laviolette Bridge during weekends from mid-March, weather conditions permitting, until fall 2024. February 19, 2024
at 3:59 p.m.
Additional Information:
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.
15 
1 lane closed out of 3 A-15 at height Boulevard Henri-Bourassa, NORTHBOUND, Montréal, undetermined period. Reason : Accident. February 22, 2024
at 5:16 p.m.
Outaouais In force since
321 
In Saint-André-Avellin, on the bridge of rivière Petite Nation river bridge, track width reduced to 2.5 meters SOUTHBOUND. Undetermined period. Cause: preventive measures. October 6, 2022
at 1:46 a.m.
      
Alternating traffic chemin du Barrage Chemin du Barrage, on the bridge over Rivière Blanche. Lane width reduced to 4.6 meters., WESTBOUND and EASTBOUND, Val-des-Monts, undetermined period. Reason : Preventive measures. December 2, 2022
at 4:09 p.m.
Québec (Capitale-Nationale) In force since
Continuation of major work on the Laviolette Bridge during weekends from mid-March, weather conditions permitting, until fall 2024. February 19, 2024
at 3:59 p.m.
Additional Information:
 
Québec - Lévis: Service accessible only to pedestrians and cyclists for an undetermined period. Cause: technical problems. Ferry service : Open. February 21, 2024
at 11:05 a.m.
 
Rivière-du-Loup - Saint-Siméon. Ferry service : Closed. February 19, 2024
at 3:10 p.m.
      
Slow-moving traffic chemin des Coudriers Traffic on the diversion path at Chemin de la Bourroche, WESTBOUND and EASTBOUND, L'Isle-aux-Coudres, undetermined period. Reason : Work planned later. May 9, 2023
at 12:01 p.m.
Saguenay—Lac-Saint-Jean In force since
Continuation of major work on the Laviolette Bridge during weekends from mid-March, weather conditions permitting, until fall 2024. February 19, 2024
at 3:59 p.m.
Additional Information:
172 
Bridge over the Rivière aux Vases closed.

1 km detour for all vehicles via Adélard Street at all times. Indefinite period.
January 30, 2024
at 11:14 a.m.