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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. .
Montréal
10
In Montreal Bonaventure Highway EASTBOUND Exit 5 (De l'Île-des-Sœurs Boulevard) Complete closure at all times Detour: upstream, via exit 4 towards Gaétan-Laberge Blvd., A-15 South and exits 57-S (Île-des-Sœurs Blvd.) or 57-N (Pointe-Nord Blvd.) Works: under the responsibility of PJCCI
10
Works: maintenance of the structures of the Clément bridge In Montreal, at the end of the Samuel-De Champlain Bridge, at exit 58 (A-10 WEST, downtown) WESTBOUND Closure of 1 out of 2 lanes at all times
15
Works: Royalmount mitigation In Montreal, at the Décarie interchange, Décarie Boulevard South SOUTHBOUND Closure of 1 out of 2 lanes at all times
15
Redevelopment In Montreal Exit 4-O (De Salaberry Street) Southbound Exit closed at all times Detour: via exit 3 (boulevard Henri-Bourassa)
25
In Montreal (Mercier-Hochelaga-Maisonneuve) Southbound Exit 4 (Souligny Avenue, Downtown) Lane width: 4.5 meters Works: repair project of Louis-Hippolyte-La Fontaine Tunnel
25
In Montreal (Anjou) Southbound Between exit 6 (rue Beaubien) and the Louis-Hippolyte-La Fontaine Tunnel Trucks prohibited from driving in the right lane at all times except for exits Works: major repair project for the Louis-Hippolyte-La Fontaine Tunnel
40
Works: road maintenance on service road In Montreal EASTBOUND Closure of exit 62 (Boulevard de la Côte-Vertu) From Friday 9 p.m. to Saturday 5 a.m. From Sunday 9 p.m. to Monday 5 a.m. Detour: U-turn via exit 65, Côte-de-Liese Road West, Migneron and Griffith Streets
40
Works: road maintenance on service road In Montreal EASTBOUND Closure of exit 64 (Cavendish Boulevard) From Friday 9 p.m. to Saturday 5 a.m. From Sunday 9 p.m. to Monday 5 a.m. Detour: U-turn via exit 65, Côte-de-Liesse Road W/b, Migneron and Griffith Streets
40
In Montreal and Mont-Royal Metropolitan Highway Westbound Access from the service road (De la Côte-de-Liesse Road) to Devonshire Road Complete closure From Friday 9 p.m. to Saturday 5 a.m. From Sunday 9 p.m. to Monday 5 a.m. Detour: upstream, via Décarie Boulevard South and Royalmount Avenue Closure of 1 lane out of 2 on the service road leading to Devonshire Road By default: Devonshire Road access to A-40 EAST is closed. Detour upstream via Royalmount Ave. and Décarie Blvd. N/B. Works: repair of structures
40
In Montreal Anjou Interchange On the ramp leading from A-40 WEST (exit 80-S) to A-25 SOUTH / Tunnel Channeling the track Closure of exit 6 (Beaubien Street, Yves-Prévost Boulevard) at all times for users coming from A-40 WEST Detour: via A-25 SOUTH and exit 5 towards Sherbrooke Street and Langelier Boulevard Track width reduced to 4.5 metres Works: renovation of the Louis-H.-La Fontaine Tunnel
520
In Dorval EASTBOUND In exit 1-E (Cardinal Avenue) the junction towards Avenue Michel-Jasmin Eastbound Complete closure at all times Detour: via Michel-Jasmin Avenue W/B, McMillan Boulevard and Marshall Avenue Works: repair of access ramp
520
In Dorval Côte-de-Liesse Highway EASTBOUND Between the exit 3 (43e Avenue) and the A-13 (Chomedey) entrance Complete closure at all times Detour: traffic on diverted lanes on the service road Also: until November 2025, complete closures of 43e Avenue in both directions and Ryan Avenue W/B, between Riddle Avenue and 43e Avenue. Detour via 46e Avenue Works: structural repair above the 43rd Avenue
520
In Montreal and Dorval De la Côte-de-Liesse Highway WESTBOUND Between Exit 2 (43e Avenue, 55e Avenue) and the 43e Avenue entrance Complete closure at all times Detour: traffic on diverted roads, on the service road Also: until November 2025, complete closures of 43e Avenue in both directions and Ryan Avenue W/B, between Riddle Avenue and 43e Avenue. Detour via 46e Avenue Work: structural repair above 43e Avenue
112
Between Montreal and Saint-Lambert On the Victoria Bridge ----- During the week during rush hours (Monday to Friday), BOTH lanes in ONE direction only: - From 5 a.m. to 9 a.m., towards Montreal (WESTBOUND) - From 3 p.m. to 7:15 p.m., towards the South Shore (EASTBOUND) Outside these hours, one lane open in each direction ----- NOTE: Heavy trucks prohibited at all times
136
Renovation work Ville-Marie Highway Exit 6 (Saint-Laurent Boulevard, Saint-Antoine Street) Eastbound exit closed, from Monday 11 p.m. to Tuesday 6 a.m. Detour via exit 7
136
In Montreal (Ville-Marie) The Saint-Laurent Boulevard overpass Above the Ville-Marie highway (R-136) In both directions Between Saint-Antoine Street and Viger Avenue Complete closure at all times Detour: via Saint-Urbain Street S/B and via Saint-Hubert Street N/B Note: from June 10, until August 2024, closure of 2 lanes out of 3, on avenue Viger, between De Bullion and Clark Streets. Trucks towards Saint-Laurent Boulevard, continue to Robert-Bourrassa Boulevard, then join René-Lévesque Boulevard West
136
In Montréal Autoroute Ville-Marie In the Viger Tunnel WESTBOUND Between the beginning of the highway (at Panet Street) and the Sanguinet Street entrance Closure of 1 lane out of 4, at all times Works: renovation of the Saint-Urbain Street overpass
In Montreal On Saint-Urbain Street, above the R-136 (Ville-Marie) In both directions Between Saint-Antoine Street and Viger Avenue Complete closure, at all times Detour: NORTHBOUND, via boulevard Saint-Laurent and SOUTHBOUND, via Place Jean-Paul Riopelle Works: repair of the overpass
Works: Royalmount project mitigation In Montreal, in the Décarie interchange, Côte-de-Liesse Road (service road) Westbound Closure of 1 out of 2 lanes at all times
Works: structural repair In Montreal, Côte-de-Liesse Road is, between Chemin and Place Devonshire EASTBOUND Complete closure From Friday 9 p.m. to Saturday 5 a.m. From Sunday 9 p.m. to Monday 5 a.m. Detour: upstream on Devonshire Road, via Royalmount Avenue, Décarie Boulevard North and turnaround on Sainte-Croix Avenue
Works: repair In Montreal, on the service road (Crémazie Boulevard), at the Saint-Laurent Boulevard In both directions Closure of 1 of 2 lanes From Thursday 9 p.m. to Friday 5 a.m. From Sunday 9 p.m. to Monday 5 a.m. By default: -U-Turn from Crémazie Boulevard to Crémazie Boulevard. Detour: via Crémazie Boulevard East and Saint-Laurent Boulevard -Boulevard Saint-Laurent, under A-40. Detour: via Boulevard Crémazie Ouest and U-turn
Works: road maintenance In Montreal, on the A-40 EAST service road, between De la Côte-Vertu Boulevard and Isabey Street Complete closure From Friday 9 p.m. to Saturday 5 a.m. From Sunday 9 p.m. to Monday 5 a.m. Detour: via the Côte-Vertu N/B, Cavendish S/b Boulevards, the Dalton N/B and De la Côte-de-Liesse Roads
In Montreal (Mercier-Hochelaga-Maisonneuve) On Souligny Avenue Eastbound The exit for the A-25 north (Laval) Closure of the exit for the A-25 north (Laval), at all times Detour: via Honoré-Beaugrand, Hochelaga and De Boucherville Streets Heavy vehicles : via Notre-Dame Street Works: major repair project of the Louis-H.-La Fontaine Tunnel
Major tunnel repairs In Montreal, on Souligny Avenue, at the A-25 EASTBOUND Closure of 1 out of 2 lanes at all times
In Montreal On Souligny Avenue EASTBOUND Above A-25 Closure of 1 lane out of 2 at all times Works: repair of the Louis-Hippolyte-La Fontaine Tunnel
In Montreal On Souligny Avenue WESTBOUND Between Honoré-Beaugrand Street and the A-25 SOUTH entrance Complete closure at all times for an indefinite period Detour: via Hochelaga and Dickson streets Work: slab repair
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