This is a species of aquatic salamander native to the eastern United States and northern Mexico. They are referred by numerous common names, including two-legged eel, dwarf siren, and mud eel. Description: These are eel-like salamanders. Dark in colour and possess very small limbs. Adult Size: Can grow up to 27 in(69 cm) Accommodation
All recreational trailers having a gross loaded weight of 3,000 lbs. or more but less than 6,500 lbs. shall be equipped with brakes on at least 2 wheels. All trailers with a gross loaded weight of 6,500 lbs. or more shall be equipped with brakes on each wheel. The brakes shall be operable from the driving position of the towing vehicle.
So the total weight will be about 70-75 tons. On the other hand, grain hoppers are usually loaded to the maximum and will have over 100 tons of product in them - 130 tons total weight. Averaging coal cars/grain hoppers/box cars/etc may get you something like that 65 ton number.