Road Conditions

Montérégie

• 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 Resurfacing work On the Souvenir Highway, between 34th Avenue in Saint-Zotique and Saint-Dominique Boulevard in Les Cèdres In both directions Closure of 1 out of 2 tracks, from Tuesday to Thursday between 7:30 p.m. and 5:30 a.m. the next day, Friday, between 9 p.m. and 8 a.m. the next day
• 20 In Vaudreuil-Dorion Du Souvenir Highway At R-338 Westbound Left turn lane closed at all times Detour Automobiles: via Ranger Street Truck: via A-30 E, R-338
• 20 Works: development of a reserved lane In Saint-Mathieu-de-Beloeil and Beloeil, between km 109 and 112 Contraflow traffic, 1 lane in each direction Sunday to Thursday, from 10 p.m. to 5:30 a.m. the next day From Friday 10 p.m. to Saturday 7 a.m. From Saturday 11 p.m. to Sunday 8 a.m. Track width: 4 meters Default, EASTBOUND: Exits 109 (Rue Saint-Jean-Baptiste) and 112 (Rue Richelieu, R-223) Detour: via exit 113 (R-133) Access from Rue Saint-Jean-Baptiste and Rue Serge-Pepin
• 20 Works: Asphalting In Saint-Hyacinthe Between Laurier Est Boulevard (R-116) and de l'Église Street Between the km 142 and R-1136 In both directions Eastbound contraflow traffic, 1 lane in each direction Monday to Thursday, between 7 p.m. and 6:30 a.m. From Friday 8 p.m. to Saturday 9 a.m. From Saturday 8 p.m. to Sunday 9 a.m. From Sunday 9 p.m. to Monday 6:30 a.m.

Montréal

• 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 In Montréal Closure of the exit 60 (A-13 North / Laval, 32e Avenue) From 9 pm Wednesday to 5 am Thursday Detour: U-turn at the exit 58 (55e Avenue) Works: inspection
• 20 Works : inspection of structures In Montreal, between Saint-Pierre Avenue and Sainte-Anne-de-Bellevue Boulevard In one direction at a time Closure of 1 out of 2 lanes From Wednesday 10 p.m. to Thursday 5 a.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. .
• Work on the Laviolette Bridge will resume during weekday nights and sometimes on weekend nights until fall 2025.
  
  Check the roadworks in detail for information, including the planned times of the obstructions.
• 20 Interview -Between Saint-Eugène-de-Grantham, Saint-Germain-de-Grantham, Drummondville, Saint-Cyrille-de-Wendover and Notre-Dame-du-Bon-Conseil. In both directions Closure of one lane out of two, between 6 p.m. and 4 a.m. the following day.
• 20 Asphalting In Drummondville and Saint-Germain-de-Grantham, between exit 170 and exit 181. In both directions Monday to Thursday, between 8:30 p.m. and 6:30 a.m. the following day. Friday, between 10 p.m. and 8 a.m. the following day. Saturday, between 8 p.m. and 8 a.m. the following day. Sunday, between 9:30 p.m. and 6:30 a.m. the following day. -August 15, in both directions, closure of one lane out of two. -August 15, Westbound, closure of one lane out of two, between exits 173 and 179. - From August 18 to August 22, Eastbound - Lane closures between exits 170 and 177. Contraflow traffic on the opposite carriageway. Closure
• 20 Asphalting In Drummondville, between exit 175 (Route 143 North, Boulevard Lemire, Saint-Bonaventure, Saint-François-du-Lac) and exit 181 (Boulevard Foucault). Eastbound Monday to Thursday, between 8:30 p.m. and 6:30 a.m. the following day. Friday, between 10 p.m. and 8 a.m. the following day. Saturday, between 8 p.m. and 8:30 a.m. the following day. Sunday, between 9:30 p.m. and 6:30 a.m. the following day. -From August 24 to September 12. Complete lane closures. Contraflow traffic on the opposite carriageway. Exits 179 and 181 are closed. -August 24, 27 and September 9. Exit 177 closed. Detour - Exits 179 and 181: via
• 20 Interview In Saint-Cyrille-de-Wendover, between exit 181 (Boulevard Foucault) and exit 185 (Route 255, Baie-du-Febvre, Saint-Cyrille-de-Wendover, Saint-Félix-de-Kingsey). Eastbound Closure of one lane out of two, between 8:30 p.m. and 6:30 a.m. the following day.
• 20 Renovation of structures At Notre-Dame-du-Bon-Conseil, at the Charles-Bourgeois bridge located over the Nicolet South-West River. In both directions -Until November 15. Shoulder closure at all times. Eastbound Traffic on diverted lanes at all times. -Monday, August 18, between 6 p.m. and 7 a.m. the next day. Eastbound: Complete lane closure. Contraflow traffic on the opposite carriageway.
• 20 Modernisation de la halte routière À Daveluyville, halte routière entre km 223 et 224 En direction Est En tout temps, fermeture complète de la halte et de son aire de stationnement jusqu'en septembre 2025.
• 20 Asphalting In Manseau and Saint-Louis-de-Blandford, between exit 235 (Routes 162 and 263, Lemieux / Princeville, Victoriaville, Saint-Louis-de-Blandford) and exit 243 (Route 218, Manseau, Sainte-Sophie-de-Lévrard, Saint-Pierre-les-Becquets). In both directions Wednesday 13 and Thursday 14 August, between 7 a.m. and 7 p.m., shoulder work in both directions. Monday to Thursday, between 7 pm and 7 am the following day. Friday, between 10 pm and 7 am the following day. Sunday, between 9 pm and 7 am the following day. In both directions -From August 12 to 16: Closure of one lane out of two. Westbound -Of
• 20 Closure A-20 Daveluyville stop, EASTBOUND, From July 4, 2024 at 6 p.m. to September 30, 2025 at 6 a.m.. Reason : Roadwork.

Chaudière-Appalaches

• Québec - Lévis: No service on Tuesdays and Thursdays from July 31 to August 21 and Saturday, August 23, between 9:30 pm and 10:30 pm. Reason: special events. Ferry service : Open.
• 20 Road reconstruction Between route du Cap in Saint-Apollinaire and R-171 in Lévis WESTBOUND At all times, between route Germain and R-171 - Traffic on diverted and narrowed lanes Lane width reduced to 3.35 meters and 3 meters Heavy vehicles prohibited in the left lane Wednesday, August 6, between 6 pm and 6 am the next day In both directions - Closure of 1 lane out of 2 Lane width reduced to 4.5 meters WESTBOUND - Roadway closed, contraflow traffic on the opposite roadway
• 20 Works: structural repair In Lévis, at the overpass on Chemin des Îles (km 321) EASTBOUND From August 20 to 31 Closure of 1 out of 3 lanes, at all times

Bas-Saint-Laurent—Gaspésie—Îles-de-la-Madeleine

• Oversized cargo ships are operating between the port of Gros-Cacouna and Saint-Antonin as part of a new wind power project. These transports of immense pieces will continue until the end of November 2025.
  
  The routes used by these transports are highways 20 and 85, routes 191 and 291 as well as local roads such as route de la Station, route des Roches and chemin de Rivière-Verte in Saint-Antonin, among others.
  
  Be careful and patient!
• 20 Pavement repair In Notre-Dame-du-Portage, between côte de la Mer and A-85 WESTBOUND At all times: - Closure of 1 lane out of 2 EASTBOUND From Sunday to Thursday between 6 pm and 7 am the next day: - Closure of 1 lane out of 2 - Roadway closed between km 497 and the A-85, contraflow traffic on the opposite roadway - Closed autoroute at A-85 Detour: A-85 SOUTH, boulevard Industriel, rue Beaubien, rue de l'Église At all times, outside of these hours: ON A-20: Closure of 1 lane out of 2 TOWARDS A-85: Contraflow traffic of 1 lane on the opposite roadway Lanes width reduced to 4 meters