Overweight authorizations in Quebec

Weight privileges under annual permits, including gross and axle-group limits, qualifying axle configurations, and seasonal suspensions.

14 facts, each with the passage it comes from, quoted from 2 official sources.

Where to apply

Where an application for Overweight authorizations is submitted in Quebec.

Online · Ministère des Transports
Système de gestion des permis spéciaux ministériels (GPM)
gpm.transports.gouv.qc.ca (opens in a new tab)
The GPM system is accessible 24 hours a day, 7 days a week. To create a “carrier” customer account or to apply through an authorized representative, the registre d’identification (NIR) number of the Commission des transports du Québec or the certificat d’aptitude à la sécurité (CAS) number will be required. The start date of validity must be the same day or within the next three months.

Open a question to read the facts on file that bear on it.

What minimum or maximum axle counts qualify for annual overweight authorization?Nothing on file for Quebec answers this yet.
What outer bridge length and steer-to-drive axle spacing are required?Nothing on file for Quebec answers this yet.
When and where are annual overweight privileges suspended during reduced-load periods?Nothing on file for Quebec answers this yet.

2 topics

Maximum gross weight of a vehicle or vehicle combination authorized by an annual permit, in kilograms.

76,000 kg167,551 lbClass 5; Combination of three vehicles equipped with 7 or 8 axles
79,000 kg174,165 lbClass 5; Combination of three vehicles equipped with 8 or 9 axles
76,000 kg167,551 lbClass 5; Combination of three vehicles; 7 or 8 axles
79,000 kg174,165 lbClass 5; Combination of three vehicles; 8 or 9 axles

Maximum weight allowed on a single axle or axle group under the permit type, in kilograms.