TITLE 30 - MINERAL RESOURCES

CHAPTER I - MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR

SUBCHAPTER K - METAL AND NONMETAL MINE SAFETY AND HEALTH

PART 57 - SAFETY AND HEALTH STANDARDS - UNDERGROUND METAL AND NONMETAL MINES

subpart e - EXPLOSIVES

57.6309 - Fuel oil requirements for ANFO.

  (a) Liquid hydrocarbon fuels with flash points lower than that of No. 2 diesel oil (125 F) shall not be used to prepare ammonium nitrate-fuel oil, except that diesel fuels with flash points no lower than 100 F may be used at ambient air temperatures below 45 F.

  (b) Waste oil, including crankcase oil, shall not be used to prepare ammonium nitrate-fuel oil.