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Québec 511 > Trucking > Hindrances Related to Load and Size > Route 343

Route 343

Road Conditions Information on winter road conditions is updated once a day between 3 a.m. and 6 a.m. from October 15 to April 15 inclusive, and every time road conditions change.

Information on winter road conditions is updated once a day between 3 a.m. and 6 a.m. from October 15 to April 15 inclusive, and every time road conditions change.

Roadway

Bare (dry or wet)

Partly snow covered, snow packed

or ice covered

Snow covered, snow packed

or ice covered

Visibility

Good

Fair

Poor

Roadwork

Some informations are available in french only.

Minor hindrance

Major hindrance

Other informations

Warning

Trucks prohibited

Ferry

Border crossing

Current Warnings

Louis-H.-La Fontaine Tunnel
Contraflow traffic (north tube), 2 lanes northbound and only one southbound.
Northbound lanes width reduced to 3.2 m. Cause: tunnel repair.

Heavy vehicles:
Coming from A-20 West/A-25 North (towards Montréal), right lane MANDATORY from De Mortagne Blvd.

Coming from A-25 South (towards Longueuil), right lane PROHIBITED from Sherbrooke Street.

February 15, 2024
at 12:29 p.m.

Laurentides—Lanaudière

343

À Saint-Paul Rue du Curé-Dupont, incluant le ponceau enjambant le ruisseau St-Pierre Entre chemin Saint-Jean et chemin Lagarde

Hindrance
Minor

Direction
South and north

From December 19, 2023 at 4 p.m.
to December 31, 2025 at 11:59 p.m.