The legal weight for an eighteen wheeler is
80,000 lbs. [
40 tons].[ 36287 kg Canadian] That is without any oversize or overweight permits. In comparison, the average automobile weighs over somewhere around 5,000 lbs. legal U.S. weight per axle is: STEER 12,000 lbs DRIVES 34,000 lbs TRAILER 34,000 lbs.
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