Welding Health Protection And Ventilation

All welding and thermal cutting operations carried on in confined spaces must be adequately ventilated to prevent the accumulation of toxic materials, combustible gases, or possible oxygen deficiency. Monitoring instruments should be used to detect harmful atmospheres. Where it is impossible to provide adequate ventilation, air-supplied respirators or hose masks approved for this purpose must … Read more

Welding In Confined Spaces

Welding in confined spaces is intended to mean welding in a relatively small or restricted space such as a tank, boiler, pressure vessel, or small compartment of a ship or tank. When welding or cutting is being performed in any confined space, the gas cylinders and welding machines shall be left on the outside. Before operations … Read more

General Welding Safety

General Welding Safety Precautions a. To prevent injury to personnel, extreme caution should be exercised when using any type of welding equipment. Injury can result from fire, explosions, electric shock, or harmful agents. Both the general and specific safety precautions listed below must be strictly observed by workers who weld or cut metals. b. Do not permit … Read more

Protective Welding Screens

a. When welding is done near other personnel, welding screen should be used to protect their eyes from the arc or reflected glare. b. In addition to using portable screens to protect other personnel, welding screen should be used, when necessary, to prevent drafts of air from interfering with the stability of the arc. c. … Read more

Welding Fire Hazards

a. Fire prevention and protection is the responsibility of welders, cutters, and supervisors. Approximately six percent of the fires in industrial plants are caused by cutting and welding which has been done primarily with portable equipment or in areas not specifically designated for such work. The elaboration of basic precautions to be taken for fire … Read more