30 CFR 57.14114 - Air valves for pneumatic equipment.
A manual master quick-close type air valve shall be installed on all pneumatic-powered equipment if there is a hazard of uncontrolled movement when the air supply is activated. The valve shall be closed except when the equipment is being operated.
[53 FR 32528, Aug. 25, 1988; 53 FR 44588, Nov. 4, 1988]
Title 30 published on 2014-07-01.
No entries appear in the Federal Register after this date, for 30 CFR Part 57.