3 Questions
What are combination vehicles made up of in North America?
Powered semi-tractor and one or more semitrailers
What are the tractor units typically equipped with in combination vehicles?
Two or three axles
What are combination vehicles used for in heavy-duty commercial applications?
Hauling commercial-construction machinery
Test your knowledge about the combination vehicles made up of powered semi-tractors and one or more semitrailers commonly known as 'semis', 'tractor-trailers', 'big rigs', or 'eighteen-wheelers'. Learn about the typical characteristics and configurations of these vehicles.
Make Your Own Quizzes and Flashcards
Convert your notes into interactive study material.
Get started for free
