So a typical suv might be 5000lbs and a typical loaded semi tractor is 35000 lbs, 7x the weight. So 7^3 = 343. So they pay 2-4x more than an suv but cause 300x

So a typical suv might be 5000lbs and a typical loaded semi tractor is 35000 lbs, 7x the weight. So 7^3 = 343. So they pay 2-4x more than an suv but cause 300x more damage. Thats a pay for use imbalance of around 100x