This varies by the type of tractor and trailer. The standard conventional tractor ( conventional is a tractor with a sleeper berth) and trailer length is approx 72 feet from end to end but can vary from as short as 40 feet to as long as 130+ feet.
Bigger than average
It depends on the size of the tractor trailer. Find the dimensions of the trailer and divide it by 16 cubic units.
a dry van trailer usually is 53 long, 102 wide, 110 tall. there are also 48' trailers
The tractor weighs 20,000 pounds, the trailer weighs whatever it weighs, and the maximum weight of a loaded tractor trailer with one trailer is 80,000 pounds.
semi truck, or semi tractor trailer, and 18 wheeler.
$70 for a 5 axle tractor trailer
I would have to say no. I have a tractor that is insured the only thing that is insured is just that the tractor (fire theft etc). Although You can get your trailer insured just as you can an ATV horse trailer car truck if you had a policy for it. your tractor insurance will not help with the trailer.
Semi or Tractor Trailer-semi.
Depends on what type of tractor and trailer you had in mind. For a farm tractor pulling a trailer, it's usually a pintle on the tractor which is run through a clevice on the trailer. For road going vehicles, the fifth wheel trailers are often used, where a trailer kingpin will be inserted and locked into a fifth wheel on the vehicle. In the case of an 18 wheeler, air lines will connect from the tractor to the trailer to operate the trailer's air brake system.
For a typical, normal profile, North American dry or refrigerated van trailer, the floor space will be 53 feet in length, 96 inches in width, and 110 inches of interior height inside the trailer.