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2. A-19 and Papineau-Leblanc Bridge, from March 20 to 23 (CNW Group\/Minist\u00e8re des Transports et de la Mobilit\u00e9 durable)<\/p>\nMotorists in the Montreal area should prepare for major obstructions over the weekend.<\/p>\n
HIGHWAY 19 \/ PAPINEAU-LEBLANC BRIDGE<\/p>\n
Friday\u00a011 p.m. to Monday 5 a.m.<\/p>\n
In both directions<\/p>\n
Between Laval and Montreal (Ahuntsic-Cartierville district), complete closure of the Papineau-Leblanc Bridge.<\/p>\n
Detours:<\/p>\n
Northbound: on Henri-Bourassa Boulevard, via the Pie-IX (R-125) or Viau (R-335) and De la Concorde Boulevard bridges. For\u00a0trucks, continue to A-440.<\/p>\n
Southbound: on the A-440 service road eastbound, via the Pie-IX Bridge (R-125) or westbound, via the M\u00e9d\u00e9ric-Martin Bridge (A-15).<\/p>\n
2. A-19 and Papineau-Leblanc Bridge, from March 20 to 23 (CNW Group\/Minist\u00e8re des Transports et de la Mobilit\u00e9 durable)<\/p>\n
Default: Starting at 10:30 p.m.<\/p>\n
Access from A-440 East and West for A-19 South.<\/p>\n
Access from Saint-Martin, de la Concorde and L\u00e9vesque boulevards to A-19 south.<\/p>\n
Note: access to Saint-Martin Boulevard from the A-440 (east and west) will be maintained.<\/p>\n
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1. Weekend obstructions, March 20 to 23 (CNW Group\/Ministry of Transport and Sustainable Mobility)<\/p>\n
To be expected: from Monday 5 a.m. until the end of 2026, 2 lanes of traffic available in each direction on the bridge, at all times.<\/p>\n
Also, from Monday 5 a.m. until August 2026, closure of the ramp leading from L\u00e9vesque Boulevard to A-19 South.<\/p>\n
HIGHWAY 25 \/ LOUIS-HIPPOLYTE-LA FONTAINE TUNNEL<\/p>\n
Direction SOUTH<\/p>\n
Friday\u00a011 p.m. to Saturday 8 a.m.<\/p>\n
Complete closure of the tunnel between Exit 5 (Sherbrooke Street) in Montreal and the R-132 in Longueuil<\/p>\n
![\"\"](\"https:\/\/www.newsbeep.com\/ca\/wp-content\/uploads\/2026\/03\/weekend-closures-4-1024x576.jpg\")
3. A-25, Sherbrooke and Souligny sector, from March 20 to 21 (CNW Group\/Ministry of Transport and Sustainable Mobility)<\/p>\n
Detour: via Dickson Street South and Notre-Dame Avenue and Papineau Avenue \/ Jacques Cartier Bridge. For\u00a0trucks\u00a0(+4.25 m), via Dickson Street North and Hochelaga Street, Assomption Boulevard, Sherbrooke Street and Pie-IX Boulevard South.<\/p>\n
By default: 30 minutes before, the entrances to Sherbrooke, Tellier and des Futaille streets.<\/p>\n
Souligny Avenue: closure of the avenue in both directions, between Dickson and Honor\u00e9-Beaugrand streets. Detour: via Hochelaga Street.<\/p>\n
REMINDER: The clear height in the tunnel is now 4.3 metres, but it is still recommended to provide a minimum safety margin of 10 cm. Before you hit the road, check the height of your load.<\/p>\n
![\"\"](\"https:\/\/www.newsbeep.com\/ca\/wp-content\/uploads\/2026\/03\/weekend-closures-44-1024x576.jpg\")
4. A-25, Louis-Hippolyte-La Fontaine Bridge-Tunnel sector, from March 20 to 21 (CNW Group\/Ministry of Transport and Sustainable Mobility)<\/p>\n
NORTH DIRECTION<\/p>\n
Friday\u00a011 p.m. to Saturday 8 a.m.<\/p>\n
Complete closure of the tunnel between exit 90 (R-132) on the A-20 west in Longueuil and the Sherbrooke Street access on the A-25 north in Montreal<\/p>\n
Detour: via Hwy. 132 West, exit 82 \/ Jacques-Cartier Bridge, downtown exit towards De Lorimier Avenue South, Notre-Dame, Curatteau and De Boucherville streets.\u00a0Trucks, via Pie-IX Boulevard, Sherbrooke and De Boucherville Streets.<\/p>\n
Default: 30 minutes before<\/p>\n
The access ramps to the R-132 east and west (exits 89-N).
Detour eastbound: U-turn\u00a0at exit 137 (De Montarville Boulevard).<\/p>\n
Access from rue de l\u2019\u00cele-Charron.
Detour: via A-25 south and R-132 west.<\/p>\n
Channeling of the access to \u00cele Charron from the Marie-Victorin Boulevard accesses to the A-25 north.<\/p>\n
Access from Hochelaga
Street\u00a0Detour: via De Boucherville Street.<\/p>\n
TO PLAN<\/p>\n
Avenue De Lorimier<\/p>\n
In Montreal (Ville-Marie district), on De Lorimier Avenue, between Ren\u00e9-L\u00e9vesque and De Maisonneuve boulevards, complete closure northbound and partial closure of 1 lane out of 3 southbound, Monday to Wednesday from 7 a.m. to 7 p.m. and Thursday from 7 a.m. to 6 p.m., for a period of 6 weeks:<\/p>\n
Note: On Ren\u00e9-L\u00e9vesque Boulevard East, closure of the left-turn lane for De Lorimier Avenue northbound.<\/p>\n
Water main rehabilitation work, under the responsibility of the City of Montreal.<\/p>\n
Viger Avenue East<\/p>\n
In Montreal (Ville-Marie district), on Viger Avenue East, between the access ramp for Hwy. 136 West and Wolfe Street, starting Friday, March 20 and for a period of 2 weeks:<\/p>\n
Partial closure of 1 lane out of 3 during the morning rush hour, from 5 a.m. to 10 a.m.<\/p>\n
Partial closure of 2 lanes out of 3, from 10 a.m. to 10 p.m. (Monday to Thursday) and at 5 a.m. the next day (Friday to Sunday).<\/p>\n
The access ramp to Hwy. 136 West will remain open, according to the same schedule.<\/p>\n
Optional route: via Ren\u00e9-L\u00e9vesque Boulevard East.<\/p>\n
Replacement work on a watermain under the responsibility of the City of Montreal.<\/p>\n
Route 138 in Montreal (arr. LaSalle)<\/p>\n
In Montreal (LaSalle district), partial closure of 1 out of 2 lanes in exit 2 of Hwy. 138, in both directions, from March 20 to April 18, 2026.<\/p>\n
Long-term work on Cl\u00e9ment Street, at Louis-Fortier Street, under the responsibility of the City of Montreal.<\/p>\n
St. Patrick\u2019s Day Parade (Sunday, March 22, 2026)<\/p>\n
In Montreal (Ville-Marie district), complete closure of de Maisonneuve Boulevard, between Saint-Marc and Jeanne-Mance streets, Sunday from 8 a.m. to 5 p.m.<\/p>\n
Highway 20 (Jean-Lesage), between Sainte-Julie and Beloeil<\/p>\n
As of March 22, work will resume on the construction of a reserved lane on Highway 20 East (Jean-Lesage), between Sainte-Julie and Beloeil. See the\u00a0press release<\/a>.<\/p>\n Interchange of highways 13 and 520 in Montreal and Dorval<\/p>\n Over the next few months, major work will be carried out in the area of the interchange of highways 13 and 520 in Montreal and Dorval. <\/p>\n