1. LawStack
  2. Title 30 - Mineral Resources
  3. Chapter I - Mine Safety and Health Administration, Department of Labor
  4. Subchapter K - Metal and Nonmetal Mine Safety and Health
  5. Part 56 - Safety and Health Standards—Surface Metal and Nonmetal Mines
  6. Subpart M - Machinery and Equipment
  7. Subject Group - Safety Devices and Maintenance Requirements
  8. 30 CFR § 56.14114
30 CFR § 56.14114
Air valves for pneumatic equipment
May 28, 2026
CFR

§ 56.14114 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.

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§ 56.14113 Inclined conveyors: backstops or brakes
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§ 56.14115 Stationary grinding machines

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