Road Conditions

Montérégie

Closure R-136 between rue de la Montagne and avenue Papineau, EASTBOUND, Montréal, From July 12, 2026 at 8 p.m. to July 12, 2026 at 11:59 p.m., detour on local network. Reason : Special events.
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. .
20 Major renovation, Louis-Hippolyte-La Fontaine tunnel In Longueuil, access to Highway 25 North EASTBOUND Detour Exit 137, De Montarville Boulevard, R-132 WEST, Jacques-Cartier Bridge
20 Road reconfiguration Between Chemin du Fer-à-Cheval in Sainte-Julie and Rue Bernard-Pilon in Saint-Mathieu-de-Beloeil EASTBOUND Reserved lane closed and 2 lanes open, at all times Lane width reduced to 3.3 meters
20 Road reconfiguration In Beloeil, access is from Serge-Pépin Street EASTBOUND Access closed at all times Detour Rue Serge Pépin East: R-223, Rue de l'Industrie, Rue Serge-Pépin, A-20 West Rue Serge Pépin West: Yvon L'heureux Boulevard, Saint Jean Baptiste Street, A-20 East
20 Road reconfiguration In Beloeil, exit 112 (Serge-Pépin Street) EASTBOUND Narrowed exit Lane width reduced to 5 meters

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. .
20 Refurbishment of structures In Notre-Dame-du-Bon-Conseil, at the Charles-Bourgeois bridge located over the Nicolet Sud-Ouest river In both directions Traffic will be diverted at all times EASTBOUND Autoroute closed Thursday, July 16, between 10 p.m. and 6 a.m. Detour: R-255, R-122, R-259
20 Pavement repair In Sainte-Eulalie, at exit 215 (rang des Épinettes) EASTBOUND Exit closed - From Monday to Thursday between 7 pm and 6:30 am the following day - Friday between 8:30 pm and 8 am the following day - Wednesday, June 24 and July 1 between 10 pm and 8:30 am the following day Detour: exit 220 (R-261)
20 Pavement repair In Sainte-Eulalie, on the service road, toward A-20 EAST EASTBOUND Access closed - From Monday to Thursday between 7 pm and 6:30 am the next day - Friday between 8:30 pm and 8 am the next day - Wednesday June 24 and July 1 between 10 pm and 8:30 am the next day Detour: Rang des Cèdres, R-161, A-20 WEST, rang du Moulin-Rouge
20 Pavement repair Between km 210 in Sainte-Eulalie and km 218 in Daveluyville In both directions Roadway closed EASTBOUND, traffic in contraflow on the opposite roadway Closure of 1 lane out of 2 - From Monday to Thursday between 7 pm and 6:30 am the next day - Friday between 8:30 pm and 8 am the next day - Wednesday June 24 and July 1 between 10 pm and 8:30 am the next day Lane width reduced to 4.5 metres

Chaudière-Appalaches

20 Road reconstruction Between route du Cap in Saint-Apollinaire and R-171 in Lévis WEST Traffic will be diverted and narrowed between km 297 and 300 at all times Lane width reduced to 3.35 m (right lane) and 3 m (left lane) Left lane prohibited to heavy vehicles Between km 296 and 305 Road closed WESTBOUND, contraflow traffic on the opposite roadway - Sunday between 8 p.m. and 6 a.m. - Monday to Wednesday between 6 p.m. and 6 a.m. - Thursday between 7 p.m. and 6 a.m. - Friday (if needed) between 8 p.m. and 8 a.m. Lane width reduced to 4.5 meters
20 Bridge repair In Lévis (Saint-Romuald), on the service road, between km 315 and A-73 WESTBOUND At all times: Clearance under R-175: 4.4 meters
20 Bridge repair In Lévis, on the service road, between A-73 and km 315 EASTBOUND At all times: Clearance under R-175: 4.4 meters
20 Road redevelopment In Lévis, on the service road, between exit 314 (R-175) and A-73 WESTBOUND Closure of the service road Closure of access to A-73 NORTH (pont Pierre-Laporte) Closure of access to A-73 SOUTH - From Sunday to Friday between 9:30 p.m. and 5:00 a.m. the next day Detour: Interchange 311 (R-116)
20 Road redevelopment In Lévis, on the service road, between R-175 and access to pont Pierre-Laporte WESTBOUND Traffic on narrowed to 3 meters on the right lane at all times Heavy vehicles prohibited on the right lane
20 Bridge repair In Lévis (Charny), at R-175 In both directions Height restriction under R-175: 4.4 meters
20 Road redevelopment In Lévis, between R-175 and rivière Etchemin EASTBOUND Traffic on diverted lanes at all times WESTBOUND Traffic of 1 lane out of 2 (left lane) diverted on the opposite roadway at all times
20 Road redevelopment In Lévis, EAST R-275 EASTBOUND Closure of 1 out of 3 lanes at all times
20 Road redevelopment In Lévis, between Chemin des Îles and R-173 Roadway closed EASTBOUND, contraflow traffic on the opposite roadway (1 lane in each direction) - Monday and Tuesday between 8:30 pm and 5 am the next day - Wednesday between 8 p.m. and 5 a.m. the next day
20 Road redevelopment In Lévis, exit 325 (R-173) EASTBOUND Exits closed - Monday and Tuesday between 8:30 p.m. and 5 a.m. the next day. - Wednesday between 8 p.m. and 5 a.m. the next day Detour: A-20 EAST, Monseigneur-Bourget Road, A-20 WEST

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!
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!
Rivière-du-Loup - Saint-Siméon: For updates on the status of the ferry service, please consult the ferry Website. Ferry service : Open.
20 Bridge repair Between km 448 in Rivière-Ouelle and km 451 in Saint-Pacôme Road closed WESTBOUND, contraflow traffic on the opposite roadway (1 lane per direction) at all times WESTBOUND: lane width reduced to 3.65 meters EASTBOUND: lane width reduced to 5 meters