In this way, the work offers variety. These craft workers must have a broad knowledge of vehicle construction and repair techniques. Repairers usually work by themselves with only general directions from their supervisors. Supervisors generally determine which parts are to be repaired or replaced and the amount of time the job should take. In some shops, repairers may be assisted by helpers.
Most shops are well ventilated, but are often dusty.
Repairers often work in cramped or awkward positions and, at times, their work may be strenuous. Following the proper safety measures is necessary to avoid cuts from ragged metal parts, burns from torches, and injuries from power tools. Repairers are customarily required to own a set of hand tools. Power tools are generally furnished by the employer. In California, the proportion of union membership among Automobile-Body Repairers tends to vary, depending on the employer and geographic area.