New Brunswick Axle Weight Limits

Maximum Legal Weight Allowed

The maximum mass for a steering axle that may be carried by a vehicle on a highway or a portion of a highway is as follows:

• for a truck tractor having a single steering axle, 5,500 kilograms;
• for a truck having a single steering axle, 8,000 kilograms;
• for an intercity bus having a single steering axle, 7,250 kilograms; and
• for any vehicle having a tandem steering axle, 16,000 kilograms.

The maximum mass for an axle group or a combination of axles, other than a steering axle, that may be carried by a vehicle or combination of vehicles on a highway or a portion of a highway is as follows:

(a) for a single axle, including any group of 2 axles with an axle spread of less than 1.2 metres, a maximum single axle mass of 9,100 kilograms. See Chart at  https://www.gnb.ca/0062/acts/BBR-2001/2001-67.pdf

Maximum Permit Weight Allowed

Maximum Allowable Registered Gross Vehicle Weight (GVW) – 62,500 kg

Source of information: https://www.gnb.ca/0062/acts/BBR-2001/2001-67.pdf