C.F.R. » Title 30 » CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR › SUBCHAPTER O—COAL MINE SAFETY AND HEALTH › PART 75—MANDATORY SAFETY STANDARDS—UNDERGROUND COAL MINES › Subpart L—Fire Protection

30 C.F.R. § 75.1101-18

Dry powder requirements

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Each dry powder chemical system shall contain the following minimum amounts of multipurpose dry powder:

BeltDry powder, pounds
Fire resistant125
Non-fire resistant250