Welding, Subpart J OSHA 500 Course

Critical Hazards n Heat is a source of ignition in the various welding processes n Welding fumes can become a health hazard especially in a confined space n Welding and cutting involves electrical and other hazards n Hot work permits prevent fires and explosions

Types of Welding Processes n Oxygen-fuel gas systems n Arc welding and resistance welding

OSHA Requirements n Fire prevention precautions n Protection of personnel n Fire watch n Management and authorization n Supervisor responsibilities n Welding or cutting containers and void spaces

OSHA Requirements n General n Cylinders - marking and storage –Types of cylinders –Operating characteristics –Specific hazards and safeguards n Safe operating procedures n Protective equipment, hoses, and regulators

OSHA Requirements n Arc welding and cutting –Installation of equipment »Grounding »Supply connections and conductors –Operation and maintenance »Machine hook-up »Grounding »Electrode holders

OSHA Requirements n Hazard control for resistance welding –Installation –Thermal protection –Personnel –Guarding

OSHA Requirements n Spot and seam welding machines –Voltage, Capacitor welding, Interlocks, Guarding, Shields and Grounding n Portable welding machines –Counterbalance, Safety Chains, Clevis, Switch Guards, and Grounding