New Hampshire Code of Administrative Rules
Lab - Commissioner, Department of Labor
Chapter Lab 1400 - SAFETY AND HEALTH OF EMPLOYEES
Part Lab 1403 - RULES FOR EMPLOYEE SAFETY AND HEALTH
Section Lab 1403.12 - Compressed Gas Cylinders
Current through Register No. 12, March 21, 2024
The employer shall ensure compliance with the following requirements:
(a) Valve protection caps shall be in place when compressed gas cylinders are transported, moved, or stored;
(b) Cylinder valves shall be closed when work is finished and when cylinders are empty or are moved;
(c) Compressed gas cylinders shall be secured in an upright position at all times, except if necessary for short periods of time when cylinders are actually being hoisted or carried;
(d) Cylinders shall be kept far enough away from the actual welding or cutting operation or protected by a fire resistant barrier so that sparks, hot slag, or flame will not reach them. When this is impractical, fire resistant shields shall be provided, as required by NFPA 51B and Saf-C 6008;
(e) Oxygen cylinders in storage shall be separated from fuel-gas cylinders or combustible materials a minimum distance of 20 feet or by a noncombustible barrier at least 5 feet high having a fire-resistance rating of at least 1/2 hour; and
(f) Compressed gas shall not be used for cleaning purposes.
#4118 eff 8-22-86, EXPIRED: 8-22-92
New. #6684, eff 2-4-98, EXPIRED: 2-4-06
New. #8606, INTERIM, eff 4-12-06, EXPIRES: 10-09-06 (formerly Lab 1403.13 )
New. #8796, eff 1-11-07
