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Road Conditions
Current Warnings
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. .
Thaw period
Laurentides—Lanaudière
13
Securing the structure Between Boisbriand and Laval, on the Vachon Bridge SOUTHBOUND Closure of 1 out of 3 lanes
13
Road maintenance In Boisbriand, towards Highway 640 EAST NORTHBOUND Access closed Detour A-640 WEST, Exit 14, 25th Avenue
15
Road reconfiguration In Boisbriand, between the Gédéon-Ouimet Bridge and A-640 NORTHBOUND Closure of 2 out of 3 lanes
15
Road reconfiguration In Sainte-Thérèse, between Highway 640 and Saint-Charles Street NORTHBOUND Closure of 3 out of 4 lanes
15
Road reconfiguration In Boisbriand, exit 23 (Saint-Charles Street) SOUTHBOUND Exit closed Detour: Exit 20, Du Faubourg Boulevard, A-15 NORTH
15
Road reconfiguration In Mirabel, at the level of Côte Saint-Pierre NORTHBOUND Closure of 3 out of 4 lanes
15
Securing the structure In Sainte-Adèle, at the level of exit 67 (R-117) NORTHBOUND Closure of 1 out of 2 lanes
15
Asphalt Between Chemin du Mont-Gabriel in Sainte-Adèle and Boulevard de la Salette in Saint-Jérôme SOUTHBOUND Highway closed - Monday to Thursday between 7 p.m. and 7 a.m. the following day - Friday between 7 p.m. and 8 a.m. the following day Detour: R-117, A-915
25
Structural inspection In Terrebonne, on the Mathieu Bridge SOUTHBOUND Closure of 1 out of 3 lanes
25
Structural inspection In Mascouche, the exit 28 (Chemin Sainte-Marie) SOUTHBOUND Exit closed Detour Exit 25, A-640 EAST
25
Structural inspection In Mascouche, access from Chemin Sainte-Marie NORTHBOUND Avenue de la Gare, A-25 SOUTH, Exit 25, A-640 EAST
25
Structural inspection In Mascouche, at the level of the Sainte-Marie Road In both directions Closure of 1 out of 2 lanes
31
Structural maintenance In Lavaltrie, towards Highway 40 WEST NORTHBOUND Access closed Detour: Exit 2, Rang Saint-Henri, A-31 SOUTH
40
Road maintenance In Repentigny, at the level of Valmont Street In both directions Closure of 1 out of 2 lanes
40
Structure repair In Lavaltrie, exit 122 (A-31, R-131, Joliette) EASTBOUND Exit closed Detour Exit 130, De Joliette Road, A-40 WEST
50
Road maintenance Between Route 344 in Grenville-sur-la-Rouge and Route 148 in Brownsburg-Chatham In both directions Highway closed, Monday to Wednesday between 7 p.m. and 6 a.m. the following day Detour R-148 (Route du Canton)
640
Construction of a culvert Between Chemin Principal in Saint-Joseph-du-Lac and Boulevard des Promenades in Deux-Montagnes In both directions Road closed WESTBOUND and contraflow traffic on the opposite carriageway
640
Refurbishment of structures In Saint-Eustache, at the level of 25th Avenue Shoulders closed, traffic on narrowed lanes Lane width reduced to 3.4 meters
640
Road maintenance In Boisbriand, between Highway 13 and Boulevard de la Grande-Allée EASTBOUND Closure of 1 out of 2 lanes
640
Road resurfacing In Sainte-Thérèse, between Highway 15 and Route 117 EASTBOUND Highway closed Detour Exit 22, service road
640
Structural inspection In Bois-des-Filion, at the level of Route 335 EASTBOUND Highway closed Detour Exit 28, service road
640
Reconstruction of structures In Terrebonne, exit 50 (Montée des Pionniers) EASTBOUND Exit closed Detour Exit 52-E, A-40 EAST, A-640 WEST
915
Securing the structure In Saint-Jérôme, between Boulevard de la Salette and Route 117 In both directions Closure of 1 out of 2 lanes
117
Road maintenance In Mirabel, near Côte Saint-Pierre In both directions Closure of 1 out of 3 lanes
117
Drilling In Saint-Jérôme, between 105th Avenue and Lafontaine Boulevard In both directions Closure of 1 out of 2 lanes, Tuesday and Wednesday between 6 a.m. and 4 p.m.
117
Securing the structure In Saint-Jérôme, towards Highway 915 SOUTH NORTHBOUND Access closed Detour R-117 NORTH, U-turn R-117 SOUTH
117
Public services, aqueduct In Prévost, U-turn at the intersection with Beauséjour Street NORTHBOUND Access closed, at all times Detour U-turn at Clavel Street
117
Public services, aqueduct In Prévost, between Boulevard du Clos-Prévostois and Rue Beauséjour SOUTHBOUND Closure of 1 out of 2 lanes at all times
117
Construction of a building In Prévost, between Lesage and Saint-Onge Streets SOUTHBOUND Closure of 1 out of 2 lanes, Monday to Friday, between 6 a.m. and 4 p.m. ----- Monday, May 25, until 7 p.m.
117
Culvert repair In Sainte-Adèle, access to R-117 NORTH, at the level of Desjardins Street SOUTHBOUND Access closed at all times Detour Chemin du Mont-Gabriel, A-15 NORTH, exit 67
117
Drilling In Sainte-Adèle, at the intersection with Jos-Monferrand Street SOUTHBOUND Closure of 1 out of 2 lanes, Monday and Tuesday between 8 a.m. and 5 p.m.
117
Refurbishment of structures In Sainte-Agathe-des-Monts, between Godon Street and Route 329 Contraflow traffic on the NORTHBOUND lane, at all times Lane width reduced to 3.1 meters
138
Culvert repair In Lanoraie, between Antonio-Mondor and René-Rondeau Streets Alternating traffic, Monday to Friday between 7 a.m. and 6 p.m. ----- Tuesday, June 9th, work cancelled
138
Road maintenance In Lanoraie, between Dalcourt and Des Étangs Streets Alternating traffic, Monday to Thursday between 7 a.m. and 6 p.m.
148
Culvert replacement In Brownsburg-Chatham, at the level of Louis-Seize Street Alternating traffic, continuous from Monday 7am to Saturday 5am Lane width: 3.5 meters
148
A-50 Road Maintenance In Brownsburg-Chatham, towards Highway 50 WEST EASTBOUND Access closed, Monday to Wednesday between 6:30 p.m. and 5:30 a.m. the following day Detour R-148 EAST, R-327 SOUTH, A-50 WEST, exit 254, R-148 WEST
158
Culvert replacement In Lachute, at the level of Bourbonnière Road Alternating traffic, at all times
158
Road resurfacing In Crabtree, at the level of Archambault Road Alternating traffic
158
Securing the structure At Sainte-Geneviève-de-Berthier, on the bridge over the North Channel WESTBOUND Lane width reduced to 3.2 meters ----- Monday, May 25 and Tuesday May 26, between 7 a.m. and 5 p.m. Alternating traffic
Sorel-Tracy - Saint-Ignace-de-Loyola
311
In Mont-Saint-Michel, on the bridge of Rivière du Lièvre Alternating traffic, at all times Detour truck 28 tonnes and over: Chemin des Pionniers, Montée Gouin, 12th Street, R-309
327
Drilling In Saint-André-Argenteuil, NORTH of Chemin de l'Île-aux-Chats Alternating traffic
327
Drilling In Grenville-sur-la-Rouge, SOUTH of Harrington Road Alternating traffic
329
Structural repair In Lachute, on the bridge over Du Nord River Alternating traffic, at all times Lane width reduced to 3.3 meters
329
Asphalt In Sainte-Agathe-des-Monts, between Montée Alouette and Rue Major In both directions Road closed continuously from Monday 11:59 p.m. to Wednesday 11:59 p.m. Mountain Road Detour, R-117 WEST
335
Reconstruction of a culvert In Saint-Calixte, at the intersection with Lafleur Street In both directions Road Closed Detour R-335, R-337, R-125
337
Public services In Sainte-Julienne, between the intersections of Léon-Landry Street In both directions Road closed continuously from Wednesday 7 a.m. to Thursday 7 a.m. Detour Léon-Landry Street
339
Culvert repair In Saint-Roch-Ouest, WEST of R-125 Alternating traffic, at all times
341
Redevelopment, public services In L'Épiphanie, between Rue Saint-Germain and Rang de l'Achigan Sud NORTHBOUND Road closed at all times Detour Light vehicles: Chemin des Commissaires, R-339 Heavy vehicles: R-339 SOUTH, R-341 SOUTH, A-40 WEST (exit 96-W) or A-40 EAST (exit 122) Lane width (SOUTHBOUND) reduced to 3.7 meters
341
Equipment maintenance At L'Épiphanie, near the Rue Béram Alternating traffic, Monday and Tuesday between 7 a.m. and 7 p.m.
343
Alternating traffic R-343 at height rivière L'Assomption, SOUTHBOUND and NORTHBOUND, Saint-Paul, undetermined period. Reason : Inspection.
343
Structural maintenance In Saint-Paul, on Curé-Dupont Street, at Saint-Jean Road In both directions Shoulders closed at all times Lane width reduced to 3.2 meters
347
Culvert Reconstruction In Saint-Norbert, at the level of Route de la Ligne-Sainte-Anne In both directions Road closed, at all times Detour: Des Érables Street, Saint-Pierre Road, R-345, Saint-Gabriel Road, R-348
348
Equipment installation In Sainte-Mélanie, at the level of De l'Église Street Alternating traffic, Monday to Friday between 7 a.m. and 7 p.m.
Structural repair In Mont-Tremblant, between the Duplessis Road roundabout and the pedestrian bridge Alternating traffic
Bridge reconstruction In Sainte-Agathe-des-Monts, on De Château-Bleu Road, on the bridge over the Rivière du Nord In both directions Bridge closed Detour, coming from A-15 NORTH: Exit 88, Demontigny Street, A-15 SOUTH, Exit 86, De la Rivière, Trudel, Mont-Catherine Roads. Optional: directly via Exit 86
Structural repair In Sainte-Anne-des-Lacs, on the Rivière-Tapani Road, on the McCormick stream bridge In both directions Road closed, at all times Detour Montée des Lévesque, R-309
Equipment installation In Sainte-Mélanie, between R-348 and the Rang du Pied-de-la-Montagne Alternating traffic, Monday to Friday between 7 a.m. and 7 p.m.
Refurbishment of structures In Saint-Eustache, on 25th Avenue, near Highway 640 SOUTHBOUND Road Closed Detour A-640 WEST, Exit 14, R-148
Structural inspection In Saint-Liguori, on Richard Street, on the Ouareau River bridge In both directions Bridge closed Detour Rang de l'Église, chemin Saint-Jacques, rang de la Rivière Nord, R-346
Reconstruction of structures In Terrebonne (Lachenaie), on Marcel-Therrien Boulevard, between Lucille-Teasdale Boulevard and Montée des Pionniers In both directions Road closed continuously from Sunday 11:59 p.m to Saturday 5 a.m. Detour: From Lucille-Teasdale Boulevard heading NORTH, via A-640 EAST, A-40 WEST, exit 94 towards Montée des Pionniers
Culvert repair In Val-Morin, on Chemin du Curé-Corbeil, between Route 117 and Rue Bazinet Alternating traffic, at all times
In Wentworth-Nord, the bridge over Lake Saint-François-Xavier is closed.
Cause: Preventive measures.
Indefinite duration.
Contraflow traffic rue Baby on the bridge, 1 lane in each direction. Lane width: 3.2 meters, WESTBOUND and EASTBOUND, Joliette, undetermined period. Reason : Inspection.
Alternating traffic Chemin de Val-Limoges between chemin Devlin and chemin du Lac-Pope Sud, SOUTHBOUND and NORTHBOUND, Mont-Laurier, undetermined period. Reason : Road failure.
Closure CH.GRANDCHAMP at height rivière Bayonne, SOUTHBOUND and NORTHBOUND, Sainte-Geneviève-de-Berthier, undetermined period. Reason : Broken structure.
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