Ontario Frost Laws, Seasonal Load Weight and Speed Restrictions – 2019

Pursuant to The Highway Traffic Act, the Ontario Ministry of Transportation will impose reduced load limits for designated parts of the provincial highways between March 1 and April 30, for Schedule 1 and Schedule 2 roadways, and from March 1 to June 30 for Schedule 3 roadways.

Example of Spring Weight Restrictions for Ontario

5 tonnes (5,000kg) per axle where posted

Down from normal Highway Traffic Act standards

Ontario Load Restrictions (During Spring Thaw):


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