Autoroute 40 : conditions routièresAutoroute 40 road conditions
De l'Ontario à Montréal, Trois-Rivières et Québec, sur la rive nord. Ontario to Montréal, Trois-Rivières and Québec City along the north shore. Fermetures, conditions hivernales, chantiers et collisions sur l'autoroute 40, dans l'ordre le long de la route.Closures, winter road conditions, construction and collisions on Autoroute 40, in order along the road.
Autoroute 40 : 1 fermeture complète en ce momentAutoroute 40: 1 full closure now
À 15 h 10 HAE.As of 3:10 p.m. EDT. 13 entrées; Chantiers : Ville de Québec seulement, en attendant les données de la province. Construction: Québec City only, until the province's own data is connected.
Collisions et incidents en ce momentCollisions and incidents now 0
Fermé pour travaux en ce momentFully closed for construction now 1
Entraves et chantiersLane closures and construction 12
- Lane closure
Between 0:01 and 10:00, A-40
Until Thu, Dec 31, 5:00 a.m. EST
Maintenance and reconstruction of a new bridge · Between Vaudreuil-Dorion and Senneville, on De l'Île-aux-Tourtes bridge · In both directions · Between 0:01 and 10:00 · 3 lanes, heading towards Montreal (EAST) and 2 lanes heading towards Vaudreuil-Dorion (WEST) · Between noon and 10 p.m. · 3 lanes towards Vaudreuil-Dorion (WEST) and 2 lanes towards Montreal (EAST) · Maintaining optimal configuration in the WEST during weekends and holidays · At all times: · Heavy vehicles are prohibited from using the right-hand lane · Overloaded vehicles are prohibited.
quebec511 · QC · updated 2 days ago
- Lane closure
Access closed, A-40
Until Sun, Oct 11, 11:00 p.m. EDT
Major renovation, Louis-Hippolyte-La Fontaine Tunnel · In Montreal, Metropolitan Highway, access from Stinson Street · WESTBOUND · Access closed · Detour: West service road, Liesse roundabout (A-520), East service road and A-15 South (Décarie)
quebec511 · QC · updated 2 days ago
- Lane closure
Access closed, A-40
Until Sun, Oct 11, 11:00 p.m. EDT
Major renovation, Louis-Hippolyte-La Fontaine tunnel · In Montreal, at the Anjou interchange, access to Highway 25 South (80-S) · EASTBOUND · Access closed · Detour A-40 EAST, exit 85, Bourget Boulevard, service road and A-40 WEST, A-15 SOUTH
quebec511 · QC · updated 2 days ago
- Lane closure
Access closed, A-40
Until Sun, Oct 11, 11:00 p.m. EDT
Major renovation, Louis-Hippolyte-La Fontaine tunnel · In Montreal, at the Anjou interchange, access to Highway 25 South (80-S) · WESTBOUND · Access closed · Detour A-40 WEST and A-15 SOUTH
quebec511 · QC · updated 2 days ago
- Lane closure
Road and access closed, A-40
Until Tue, Oct 13, 5:00 a.m. EDT
Road resurfacing · In Repentigny, in the service road, near De La Rochelle Boulevard · WESTBOUND · Road and access closed · Friday between 11 p.m. and 8:30 a.m. the following day · Monday between 10 p.m. and 5 a.m. the following day · Detour: service road EASTBOUND, Industriel Boulevard
quebec511 · QC · updated 1 day ago
- Lane closure
Closure of 1 lane out of 3 at all times, A-40
Until Sun, Nov 15, 11:59 p.m. EST
Bridge repair · In Trois-Rivières, between Rue Laviolette and Rue Sainte-Marguerite · WESTBOUND · Closure of 1 lane out of 3 at all times · Lane width reduced to 3.2 meters and 3 meters
quebec511 · QC · updated 4 days ago
- Lane closure
Traffic on narrowed lanes of 3.5 meters at all times, A-40
Until Sun, Nov 15, 11:59 p.m. EST
Bridge repair · In Trois-Rivières, Rue Bonaventure, at A-40 · In both directions · Traffic on narrowed lanes of 3.5 meters at all times
quebec511 · QC · updated October 2, 2026
- Lane closure
Closure of 1 lane out of 2 at all times, A-40
Until Mon, Nov 23, 11:59 p.m. EST
Bridge repair · In Deschambault-Grondines, at R-363 · WESTBOUND · Closure of 1 lane out of 2 at all times
quebec511 · QC · updated 6 days ago
- Lane closure
Traffic on diverted and narrowed lanes to 3.3 metres at all times, A-40
Until Mon, Nov 30, 5:00 a.m. EST
Bridge repair · Between chemin du Lac in Saint-Augustin-de-Desmaures and route Jean-Gauvin in Québec · EASTBOUND · Traffic on diverted and narrowed lanes to 3.3 metres at all times
quebec511 · QC · updated 2 days ago
- Lane closure
Closure of access, A-40
Until Thu, Oct 15, 6:00 a.m. EDT
Asphalting · In Québec, access from avenue Jules-Verne (route Jean-Gauvin) · WESTBOUND · Closure of access · Friday between 7 pm and 6 am the next day · Monday between 9 pm and 6 am the next day · Tuesday and Wednesday between 10 pm and 6 am the next day · Detour: R-138 (boulevard Wilfrid-Hamel)
quebec511 · QC · updated 2 days ago
- Lane closure
Exit closed at all times, A-40
Until Thu, Oct 15, 5:00 a.m. EDT
Bridge repair · In Quebec City, exit 322 (boulevard des Chutes) · WESTBOUND · Exit closed at all times · Detour: exit 321 (boulevard Raymond, rue Labelle), rue Yves-Prévost, A-40 EAST
quebec511 · QC · updated 2 days ago
- Lane closure
Closure of 1 lane out of 2 at all times, In Quebec, boulevard des Chutes, at A-40
Until Tue, Oct 13, 6:00 a.m. EDT
Bridge repair · In Quebec, boulevard des Chutes, at A-40 · In both directions · Closure of 1 lane out of 2 at all times · In one a direction at a time · Road closed, contraflow traffic on the opposite roadway · Monday, October 12, between 7 p.m. and 6 a.m. the next day · Lane width reduced to 3.3 meters
quebec511 · QC · updated 6 days ago
Autoroute 40 by email, every morning
Collisions, winter road conditions and closures on Autoroute 40 at 6:00 a.m. Eastern. Free, and one click to stop.
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What we cover in Quebec
- Construction and lane closuresLive, Québec City only, until the province's own data is connected only · Québec 511 (MTMD), Ville de Québec (WZDx)
- Collisions and incidentsNot connected yet
- Winter road conditionsNot connected yet