This SOP briefly describes different types of welding, cutting and brazing, including electric arc, gas and thermite, and depending on the type of welding or cutting, a variety of hazards may be present. Typically, hazards include: heat and fire hazards, metal splatter, electric shock, explosion hazards, fumes and gases, radiation energy, and ergonomics. This SOP also includes a list of occupational exposure limits related to welding, cutting and brazing. This SOP details safe work practices to follow for welding, cutting and brazing procedure, including ventilation, eye and face protection and respiratory protection. Note that a hot works permit is required for all welding, cutting, and brazing operations. Contact EH&S at 413-545-2682 to obtain a hot works permit.