To carry the loads, these large trucks require a wide variety of trailers. Trailers are attached to the trucks as an extra carrier vehicle. They have no engine, only a chassis and wheels. This article reviews some of the basic types of trailers that operate in Texas and the United States.

Out of the 254 counties in Texas, those that had the highest number of car crash fatalities might surprise you. For reference purposes, the top ten counties in Texas by population are listed below.