AWS Z49.1:2012

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. Specific provisions for oxyfuel gas and arc welding and cutting, resistance welding, electron beam welding, laser beam cutting and welding, and â?? new in this edition â?? brazing and soldering. Generally applicable to other welding processes such as submerged arc welding and allied processes. Contains information useful to educators, industrial hygienists, engineers, and other personnel responsible for safety and health in welding.
Scope : 1.1 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 1.2 Scope and Applicability. This standard shall be for the guidance of educators, operators, managers, and supervisors in the safe setup and use of welding and cutting equipment, and the safe performance of welding and cutting operations. 1.3 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 1.4 Equivalency. Nothing in this standard is intended to prevent the use of systems, methods, or devices of equivalent or superior quality, strength, fire resistance, effectiveness, durability, and safety over those prescribed by this standard. 1.4.1 Technical documentation shall be submitted to the authority having jurisdiction to demonstrate equivalency. 1.4.2 The system, method, or device shall be approved for the intended purpose by the authority having jurisdiction