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) > 75.1101-18—Dry powder requirements.

75.1101-18—Dry powder requirements.

Each dry powder chemical system shall contain the following minimum amounts of multipurpose dry powder:
Belt Dry powder, pounds
Fire resistant 125
Non-fire resistant 250