This section provides information needed to pass the CDL written tests for combination vehicles (tractor-trailer, doubles, triples, straight truck with trailer). Combination vehicles are usually heavier, longer, and require more driving skill than single commercial vehicles. Drivers of combination vehicles need more knowledge and skill than drivers of single vehicles.
CDL College is a driving school located in Denver, CO. They offer a variety of programs related to commercial truck driving, including training for truck drivers, bus drivers, and more. Their experienced team of instructors is led by an experienced director, providing students with the guidance and knowledge they need to successfully complete their program.