These trailers are usually extremely low at the center and generally carry items that are tall or oversized. They often require escort vehicles depending on the load and the location.
Bull Hauler or Livestock Hauler
Bull haulers pull trailers that are specially designed for the transportation of live animals. There are several regulations and rules that bull haulers are required to know, adding an extra layer of responsibility and expertise.
Hopper or Grain Hauler
A hopper is a trailer specially designed for dumping its contents. Hoppers generally transport dry bulk loads, such as grain and corn.