Ontario Canada Axle Weight Limits

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Maximum Legal Weight Allowed


FRONT AXLE MAXIMUM (LOWEST OF A, B AND C)

Feature Weight Limit
a) by manufacturer’s axle rating or default

i. GAWR (if verified), or

ii. If GAWR not verified, the lower of:

1. 5,000 kg, and

2. the sum of the maximum tire load ratings

b) by tire width 11 kg × combined tire widths in mm
c) by axle unit description Single Axle: 7,700 kg

OTHER AXLE MAXIMUMS (LOWEST OF A, B AND C)

Feature Weight Limit
a) by manufacturer’s axle rating or default

i. GAWR (if verified), or

ii. If GAWR not verified, the sum of the maximum tire load ratings

b) by tire width 10 kg × combined tire widths in mm
c) by axle unit description

Other Tractor Axles and Trailer Axles:

Single Axle (Single Tires): 9,000 kg

Single Axle (Dual Tires): 10,000 kg

Tandem Axle by axle spread:

1.2 < 1.8m: 18,000 kg

1.8m or more (Single Tires): 18,000 kg

1.8m or more (Dual Tires):19,100 kg

Tridem Axle – by axle spread:

2.4 < 3.0m: 21,300 kg

3.0 < 3.6m: 24,000 kg

3.6 to 3.7m: 26,000 kg

Note: too much information, there are at least two weight charts for each type of vehicles.


Maximum Permit Weight Allowed


Maximum Allowable Registered Gross Vehicle Weight (GVW) – 63,500 kg

Source: https://www.ontario.ca/laws/regulation/050413#BK20
Source: Oversize.io

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