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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. .
Mauricie—Centre-du-Québec
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
40
Asphalting In Trois-Rivières, between côte Richelieu and A-55 WESTBOUND Closure of 1 lane out of 2 Closure of access to A-55 NORTHBOUND - From Sunday, July 12 to Tuesday, July 14, between 8:30 p.m. and 6:30 a.m. the next day Detour: A-55 SOUTH, sortie 181 (R-138), boulevard du District, rue Charbonneau, boulevard Jean-XXIII
40
Asphalting In Trois-Rivières, to A-55 SOUTH (pont Laviolette) WESTBOUND Access closed - From Monday to Wednesday between 8:30 p.m. and 6:30 a.m. - Thursday between 9:30 p.m. and 6:30 a.m. - Sunday between 10 p.m. and 6:30 a.m. Detour: A-55 NORTH, exit 186 (boulevard des Chenaux), boulevard Saint-Jean
40
Bridge repair In Trois-Rivières, access from Boulevard des Chenaux EASTBOUND Access closed - Sunday between 9 pm and 6:30 am - From Monday to Wednesday between 7:30 pm and 6:30 am - Thursday between 8:30 p.m. and 6:30 am Detour: A-40 WEST, exit 199 (Trois-Rivières, downtown), A-40 EAST
40
Bridge repair In Trois-Rivières, between rue Laviolette and rue Des Ormeaux EASTBOUND Closure of 1 lane out of 2 or 2 lanes out of 3 Lane width reduced to 4.5 meters - Sunday between 9 p.m. and 6:30 a.m. the next day - From Monday to Wednesday between 7:30 p.m. and 6:30 a.m. the next day - Thursday between 8:30 p.m. and 6:30 a.m. the next day
40
Bridge repair In Trois-Rivières, between Rue Laviolette and Rue Sainte-Marguerite WESTBOUND Closure of 1 lane out of 3 at all times Lanes width reduced to 3.2 meters each
40
Structural inspection In Trois-Rivières, Boulevard des Récollets, at A-40 NORTHBOUND - Closure of 2 lanes out of 3, between 12 p.m. and 2 p.m. - Closure of 1 lane out of 2, between 2 p.m. and 3:30 p.m.
40
Bridge repair In Trois-Rivières, rue Bonaventure, at A-40 In both directions Traffic on narrowed lanes of 3.5 meters at all times
40
Structural inspection In Trois-Rivières, Boulevard des Récollets, at A-40 SOUTHBOUND - Closure of 2 lanes out of 3, between 8:30 a.m. and 10:30 a.m. - Closure of 1 lane out of 2, between 10:30 a.m. and 12 p.m.
40
Structural inspection In Trois-Rivières, Rue De La Vérendrye, at A-40 In both directions Alternating traffic
40
Bridge repair In Trois-Rivières, between Boulevard des Chenaux and Rue Sainte-Marguerite Heading west Closure of 2 out of 3 lanes, Friday between 9 p.m. and 9 a.m. the following day Lane width reduced to 5 meters
40
Bridge repair In Trois-Rivières, Exit 199 (Centre-ville) WESTBOUND Exit closed, Friday between 9 p.m. and 9 a.m. the next day Detour: Exit 198 (Boulevard des Récollets)
40
Structural inspection In Trois-Rivières, rue du Père-Daniel, at A-40 In both directions Alternating traffic
40
Structural inspection In Champlain, exit 220 (R-359) EASTBOUND Exit closed Detour: exit 229 (Sainte-Geneviève-de-Batiscan), R-361, A-40 WEST
40
Structural inspection In Champlain, at R-359 In one direction at a time Closure of 1 lane out of 2
40
Structural inspection In Champlain, exit 220 (R-359). WESTBOUND Exit closed Detour: exit 210 (Saint-Maurice), R-352 , A-40 EAST
55
Doubling of the 55 In Saint-Wenceslas, near the 10th Range. Heading South Lane width reduced to 5 meters. At all times.
55
Safety elements Between 9e Rang in Saint-Wenceslas and A-20 in Sainte-Eulalie SOUTHBOUND Closure of 1 lane out of 2
55
Asphalting Between Bécancour and Trois-Rivières, on pont Laviolette NORTHBOUND Closure of 1 lane out of 2 Lane width reduced to 4.5 meters - From Monday to Wednesday between 8:30 p.m. and 6:30 a.m. the next day - Thursday between 9:30 p.m. and 6:30 a.m. the next day - Sunday between 10 p.m. and 6:30 a.m. the next day
55
Asphalting In Trois-Rivières, between R-138 and boulevard Jean-XXIII From July 12 to 14 : From Monday to Wednesday, between 8:30 p.m. and 6:30 a.m. the next day Thursday between 9:30 p.m. and 6:30 a.m. the next day Sunday between 10 p.m. and 6:30 a.m. the next day NORTHBOUND - Roadway closed, contraflow traffic on the opposite roadway (1 lane per direction) Lane width reduced to 4.5 meters - A-40 EAST access closed Detour: exit 183 (boulevard Jean-XXIII), Boulevard, Saint-Jean, A-55 SOUTH
55
Asphalting In Trois-Rivières, between Boulevard Jean-XXIII and R-138 From July 15 to 28: From Monday to Wednesday, between 8:30 p.m. and 6:30 a.m. the next day Thursday between 9:30 p.m. and 6:30 a.m. the nextday Sunday between 10 p.m. and 6:30 a.m. the next day SOUTHBOUND - Road closed, traffic diverted to the opposite roadway (1 lane per direction) Lane width reduced to 4.5 meters - Closure of exit 181 (R-138) Detour: Exit 183 (boulevard Jean-XXIII), rue Charbonneau, boulevard du District or exit 176 (R-132, Bécancour), R-132, avenue Godefroy
55
Culvert replacement In Saint-Étienne-des-Grès, between Boulevard des Forges and Chemin des Dalles Roadway closed NORTHBOUND, contraflow traffic on the opposite roadway at all times (1 lane per direction)
55
Structural inspection In Trois-Rivières, at boulevard Saint-Michel SOUTHBOUND Closure of 1 lane out of 2
55
Structural inspection In Trois-Rivières, at boulevard Saint-Michel NORTHBOUND Closure of 1 lane out of 2
55
Culvert replacement In Saint-Étienne-Des-Grès, access from Boulevard des Forges NORTHBOUND Access closed at all times Detour: boulevard Industriel
55
Culvert replacement In Saint-Étienne-Des-Grès, SOUTH of Chemin des Dalles, at Km 201 SOUTHBOUND Closure of 1 lane out of 2 - Wednesday, July 8, between 8:30 a.m. and 6:30 p.m. - From Thursday, July 9 at 8:30 a.m. to Friday, July 10 at 6:30 a.m. - From Friday, July 10 at 8:30 a.m. to Saturday, July 11 at 6 p.m.
55
Culvert replacement In Saint-Étienne-Des-Grès, SOUTH of Chemin des Dalles, at Km 201 NORTHBOUND Closure of 1 lane out of 2 - Wednesday, July 8 and Thursday, July 9 between 6 a.m. and 3 p.m. - From Thursday, July 9th at 6:30 p.m. to Friday, July 10 at 12 p.m. - From Friday, July 10 at 6:30 p.m. to Saturday, July 11 at 6 p.m.
55
Culvert repair In Saint-Boniface, exit 211 (R-153, Saint-Boniface) NORTHBOUND Exit closed, Tuesday and Thursday between 7 a.m. and 5 p.m. Detour: Exit 216, rue Burrill, A-55 SOUTH
55
Signage elements In Shawinigan, between Burrill and R-351 NORTHBOUND Closure of 1 lane out of 2
55
Structural repair In Shawinigan, between exit 223 (avenue Grand-Mère, 25e Rue) and pont des Piles Road closed SOUTHBOUND, contraflow traffic on the opposite roadway at all times
55
Structural repair In Shawinigan, access from chemin du Parc-National SOUTHBOUND Access closed at all times Detour: 8e Rue, A-55 NORTH, roundabout at Route des Défricheurs
55
Structural repair In Shawinigan, on 15th Street, under the overpass located on Highway 55, between Avenue du Bocage and 17th Street. In both directions Lane closures at all times. Detour via Avenue du Bocage, 25th Street and 10th Avenue.
955
Pavement repair In Sainte-Eulalie, exit 15 (A-20 EAST) NORTHBOUND Exit 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: A-20 OUEST, rang du Moulin-Rouge
122
Structural inspection In Sainte-Clotilde-de-Horton, on Rivière Nicolet bridge In both directions Alternating traffic
132
Public services In Bécancour, between Avenue des Aigles and Avenue des Galaxies In both directions Alternating traffic, Monday to Thursday between 8 a.m. and 4:30 p.m.
132
Structural inspection In Deschaillons-sur-Saint-Laurent, on Petite rivière du Chêne bridge In both directions Alternating traffic
138
Maintenance In Louiseville, between 1re Avenue and route du Pays-Brûlé In both directions Monday to Friday between 6 a.m. and 6 p.m. - Closure of 1 out of 2 lanes If necessary: - Alternating traffic
138
Public services In Trois-Rivières, EAST of Rue de la Fabrique In both directions Alternating traffic, from Tuesday to Friday between 7 a.m. and 5 p.m.
138
Asphalting In Trois-Rivières, rue Notre-Dame Ouest, to A-55 NORTH NORTHBOUND Access closed From July 12 to 14: - From Monday to Wednesday between 8:30 p.m. and 6:30 a.m. the next day - Thursday between 9:30 p.m. and 6:30 a.m. the next day - Sunday between 10 p.m. and 6:30 a.m. the next day Detour: boulevard Arthur-Rousseau, boulevard du District, rue Charbonneau
138
Maintenance Between rue Alice in Trois-Rivières and R-361 in Batiscan In both directions Alternating traffic Monday to Friday between 6 a.m. and 6 p.m.
138
Culvert Reconstruction In Batiscan, between Rues Lafontaine and Louis-Gillet In both directions Alternating traffic at all times
153
Maintenance In Lac-aux-Sables, between Rues Gendron and Lavallée In both directions Alternating traffic, Monday to Thursday between 7 a.m. and 5 p.m.
155
Maintenance Between Avenue Saint-Georges in Shawinigan and 4e Avenue in Grandes-Piles In both directions Alternating traffic, Monday to Thursday between 7 a.m. and 4 p.m.
155
Culvert repair In Saint-Roch-de-Mékinac, between R-159 and 2e Rue In both directions Alternating traffic at all times
155
Public utilities In La Tuque, between Km 81 and Km 82 In both directions Alternating traffic, Monday to Wednesday between 7 a.m. and 5 p.m.
155
Culvert Reconstruction In La Bostonnais, between chemin du Barrage and rue de l'Église In both directions Alternating traffic at all times
157
Public utilities In Shawinigan, at Avenue Melville NORTHBOUND Closure of 1 lane out of 2 or of 3, Monday to Friday between 9 a.m. and 3 p.m.
159
Reconstruction of a culvert In Grandes-Piles, SOUTH of Chemin Joseph-Saint-Amant In both directions Alternating traffic at all times
161
Road repairs Between the 12th Range in Saint-Valère and the Oaks Range in Saint-Samuel. Alternating traffic, one kilometer at a time. From May 19 to 22, between 7 a.m. and 6 p.m. From Monday, May 25th to Friday, October 30th, at any time. Lane width reduced to 4.5 meters. From Monday, May 25th to Friday, October 30th, at any time.
162
Public services In Saint-Louis-de-Blandford, at 2e Rang In both directions Alternating traffic Monday to Friday between 7am and 5pm
224
Structural inspection In Saint-Guillaume, on Rivière David bridge In both directions Alternating traffic
255
Culvert repair At Baie-du-Febvre, NORTH of R-226 In both directions Alternating traffic at all times
265
Bridge reconstruction At Notre-Dame-de-Lourdes, at the bridge located over the Bécancour river. In one direction at a time Vehicles Alternating traffic, at all times. Occasional bridge closures for a period of approximately 15 minutes. Between 7 p.m. and 5:30 a.m. the following day. Pedestrians and cyclists. Bridge closed, shuttle service running from 7am to 10pm. Track width reduced to 3.6 meters. Overloaded vehicles prohibited. Left turn towards Rang Saint-Louis Est prohibited.
265
Public utilities Between Rang Saint-Philippe in Fortierville and R-226 in Parisville In both directions Alternating traffic, from Monday to Friday between 8 a.m. and 5 p.m.
265
Structural inspection In Deschaillons-sur-Saint-Laurent, on Petite rivière du Chêne bridge In both directions Alternating traffic
267
Culvert replacement In Laurierville, at Route du 9e-Rang SOUTHBOUND Traffic on a narrowed lane, from Monday to Friday between 7 a.m. and 5 p.m.
348
Culvert replacement In Louiseville, between Chemin du Golf and Rue Saint-Cyr In both directions Alternating traffic at all times
350
Culvert replacement IN Charette, EAST of 3e Rang In both directions Alternating traffic at all times
354
Reconstruction of a culvert At Sainte-Anne-de-la-Pérade, at Route à Wellie In both directions Alternating traffic at all times
354
Slope stabilization In Sainte-Anne-de-la-Pérade, between Route Caif and Route Baillargeon In both directions Alternating traffic at all times Track width reduced to 4 meters
359
Structural inspection In Champlain, at A-40 In both directions Alternating traffic
361
Road repairs In Sainte-Geneviève-de-Batiscan, between rang du Village-Champlain and chemin Campanipol In both directions Road closed at all times Detour: rang du Village-Champlain, chemin Campanipol
363
Maintenance In Lac-aux-Sables, between R-367 and Chemin des Étangs In both directions Alternating traffic, Monday to Thursday between 7 a.m. and 5 p.m.
Asphalting In Bécancour, on Boulevard des Acadiens, between Boulevard de Port-Royal and Avenue Hébert In both directions Road Closed Detour: Fardel Avenue, Noël Street, boulevard de Port-Royal
Culvert repair In Bécancour, Chemin Forest, EAST of A-55 In both directions Road closed at all times Detour: route du Missouri, chemin Leblanc, boulevard des Acadiens et A-55
Structural inspection In Inverness, 8e-et-9e Rang, on rivière Bécancour bridge In both directions Alternating traffic
Culvert repair In La Tuque, Route 25, between Km 63 and Km 64 In both directions Alternating traffic at all times
Structural inspection In Laurierville, route de la Grosse-Île, on rivière Bécancour bridge In both directions Bridge closed Detour: route de la Station, R-116, R-218
Culvert replacement In L'Avenir, route Ployart, between 4e Rang and rue du Parc In both directions Alternating traffic on a detour road at all times
Bridge repairs In Lefebvre, route O'Brien, on Rivière Saint-Germain bridge In both directions Alternating traffic, Monday to Thursday between 7 a.m. and 5 p.m.
Bridge reconstruction In Notre-Dame-de-Lourdes, on the Saint-Louis East and West roads, at the intersection of route 265. Alternating traffic, at all times. Overloaded heavy vehicles prohibited. Right turn onto Route 265 prohibited.
Road reconstruction In Parisville, route Principale Ouest, between route Barabé and R-265 In both directions Roadway closed at all times Detour: R-218, R-132, R-265
Structural inspection In Plessisville, rue Saint-Calixte, on rivière Bourbon bridge In both directions Alternating traffic
Structural inspection In Saint-Célestin, on Rivière Blanche bridge In both directions Alternating traffic
Structural inspection At Saint-Cyrille-de-Wendover, 6e Rang of North Wendover, on the ruisseau des Généreux bridge In both directions Alternating traffic
Road resurfacing In Sainte-Eulalie, access from rang des Cèdres to A-20 EAST (km 210) In both directions 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: R-161, A-20 WEST, rang du Moulin-Rouge
Pavement repair In Sainte-Eulalie, access from rang des Cèdres to A-20 EAST (km 215) In both directions 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, rang des Épinettes, R-261
Maintenance In Sainte-Thècle, chemin du Lac-du-Jésuite, on Rivière des Envies bridge In both directions Alternating traffic
Maintenance In Sainte-Thècle, chemin Saint-Joseph, on Rivière des Envies bridge In both directions Alternating traffic
Maintenance In Sainte-Thècle, Chemin Saint-Michel Nord, on Lac Croche bridge In both directions Alternating traffic
Maintenance In Sainte-Thècle, chemin Saint-Michel Sud, on Décharge du Lac des Chicots bridge In both directions Alternating traffic
Maintenance In Sainte-Thècle, Route Marchand, on Rivière en Coeur bridge In both directions Alternating traffic
Culvert replacement In Saint-Étienne-des-Grès, boulevard de la Gabelle, between boulevard des Forges and chemin des Tours In both directions Road closed at all times Detour: boulevard Industriel, A-55 NORTH, exit 202 (Saint-Étienne-des-Grès)
Structural inspection At Saint-Ferdinand, 5e Rang, on rivière Fortier bridge In both directions Bridge closed Detour: route Simoneau, 4e Rang North, route Binette, 2e Rang, route Vianney and 6e Rang
Structural inspection In Saint-Germain-de-Grantham, 7e Rang, on Rivière Saint-Germain bridge In both directions Alternating traffic
Structural repair In Saint-Maurice, at the bridge located over the Brûlée river. In both directions Complete closure of the tracks at all times. Detour (19 km) via Notre-Dame Street, Saint-Jean Road, Louis-de-France Street, Thibeau Boulevard and Saint-Alexis Road.
Bridge repair In Saint-Narcisse, rang du Haut-de-la-Grande-Ligne, on the rivière des Chutes bridge In both directions Alternating traffic at all times
Bridge repair In Saint-Prosper-de-Champlain, route de la Rivière-Charest, on rivière Charest bridge In both directions Alternating traffic, from Monday to Thursday between 7 a.m. and 5 p.m.
Maintenance In Shawinigan, 15e Rue, on Rivière Grand-Mère bridge In both directions Alternating traffic
Maintenance In Shawinigan, 6e Avenue, at A-55 In both directions Alternating traffic
Maintenance In Shawinigan, chemin de Sainte-Flore, on Rivière Grand-Mère bridge In both directions Alternating traffic
Maintenance In Shawinigan, Rue de l'Union, on Rivière Grand-Mère bridge In both directions Alternating traffic
Structural inspection In Trois-Rivières, Boulevard Saint-Michel, at A-55 In both directions Alternating traffic
Public services In Trois-Rivières, on Saint-Maurice Street, at rue Arthur-Vaillancourt In both directions Traffic on diverted and narrowed lanes to 3.5 meters, from Wednesday to Friday between 8:30 am and 3:30 pm.
Bridge repair In Warwick, 4e rang Est, on rivière des Pins bridge In both directions Alternating traffic, from Tuesday to Thursday between 7 a.m. and 5 p.m.
Structural inspection In Warwick, 4e Rang Est, on Rivière des Pins bridge In both directions Alternating traffic
Structural inspection In Wickham, 9e Rang, on Rivière Saint-Germain bridge In both directions Alternating traffic
Bridge repair Between Sainte-Ursule and Saint-Justin, Route Gérin, on rivière Maskinongé bridge In both directions Alternating traffic at all times Track width reduced to 3.4 metres
Structural inspection In Warwick, Rue Saint-Joseph, on Rivière des Pins bridge In both directions Alternating traffic
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