GroundRules
30 CFR 57.4603: Closure of valves.
Where this section sits in the code
- Title 30—Mineral Resources
- CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR
- SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH
- PART 57—SAFETY AND HEALTH STANDARDS—UNDERGROUND METAL AND NONMETAL MINES
- Subpart C—Fire Prevention and Control
To prevent accidental release of gases from hoses and torches attached to oxygen and acetylene cylinders or to manifold systems, cylinder or manifold system valves shall be closed when—
(a) The cylinders are moved;
(b) The torch and hoses are left unattended; or
(c) The task or series of tasks is completed.
Collected 2026-08-27T02:25:24Z. Source file · JSON