3) Description of Weight Settings
Gross vehicle weight:
The total weight of the truck when it is loaded.
Weight per axle:
You must calculate this using standard, accepted methods.
Tandem axle weight:
The weight on the double-axle at the back of the truck.
Tridem axle weight:
The weight on the triple-axle (see images below).
Unladen vehicle weight:
The total weight of the truck when the trailer is empty.