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CFR > Title 30 - Mineral Resources > CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR > SUBCHAPTER O—COAL MINE SAFETY AND HEALTH (parts 70 to 90) > PART 75—MANDATORY SAFETY STANDARDS—UNDERGROUND COAL MINES > SUBPART L—Fire Protection (§75.1100 to §75.1108) > 75.1102—Slippage and sequence switches.
75.1102—Slippage and sequence switches.
Underground belt conveyors shall be equipped with slippage and sequence switches.