How long is a 16 wheeler truck?

A typical 16-wheeler truck, often referred to as a tractor-trailer or semi-truck, is usually around 70 to 80 feet long when including both the tractor and the trailer. The tractor itself is generally about 20 feet long, while the trailer can range from 48 to 53 feet. The exact length can vary based on the specific configuration and type of trailer used.