The size and weight of tractor-trailers can vary depending on the number of trailers being pulled by the semi-truck and the type of cargo loaded. The segment where a shipment is carried is called a semi-trailer, and when combined with the truck tractor, it is commonly referred to as a tractor-trailer. The truck tractor is designed to pull or haul freight either on a flatbed or in a container-type trailer. However, in this configuration, it is not considered a tractor-trailer. This portion of the truck is self-powered and can travel along roadways on its own. The main compartment is called a semi-truck or truck tractor this is the cabin component of the truck where the driver and engine are located. The vehicle itself is composed of two or more distinct components. Tractor-trailers are vehicles used most often in commerce to ship or pull goods and materials. There are many terms that are used to describe large freight trucks, such as semis, semi-trucks, 18-wheelers, tractor-trailers, semi-trailers, tanker trucks, and big rigs. Tractor-trailers are a constant threat to the safety of vehicle occupants while traveling along the roadways of San Diego and surrounding areas. A tractor-trailer accident is never a minor crash, victims of these accidents can lose their lives or suffer catastrophic injuries. Their sheer size combined with busy roads and high speeds can leave many members of the public stressed and fearful when nearing a tractor-trailer on their daily commute.Ĭoncern for your safety and that of others near tractor-trailers on public roads is a common sentiment and justified by the frequency of accidents caused by this type of vehicle and the often disastrous consequences of these collisions. Tractor-trailers along highways, interstates, and city streets are often a cause for concern amongst drivers and passengers. As a motorist, you share the road with all types of vehicles and drivers, but driving alongside a tractor-trailer can make any driver feel intimidated and nervous.

Driving directions for tractor trailer