AWS Z49.1

Abstract

This standard covers all aspects of safety and health in the welding environment, emphasizing oxygen gas and arc welding processes with some coverage given to resistance welding. It contains information on protection of personnel and the general area, ventilation, fire prevention and protection, and confined spaces. A significant section is devoted to precautionary information, showing examples, and an extensive bibliography is included.

Purpose and Scope

Purpose. This standard is for the protection of persons from injury and illness and the protection of property (including equipment) from damage by fire and explosions arising from welding, cutting, and allied processes.

Scope and Applicability. This standard shall be for the guidance of operators, managers, and supervisors in the safe setup and use of welding and cutting equipment, and the safe performance of welding and cutting operations.

Exclusions. This standard shall not pertain to the following:

(1) Guidelines for the design or manufacture of equipment

(2) Building piping systems

(3) Pipeline protection systems and station outlet equipment

(4) Bulk gas supply systems

(5) Building electrical installations.