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 77—MANDATORY SAFETY STANDARDS, SURFACE COAL MINES AND SURFACE WORK AREAS OF UNDERGROUND COAL MINES > SUBPART L—Fire Protection (§77.1100 to §77.1112) > 77.1111—Welding, cutting, soldering; use of fire extinguisher.

77.1111—Welding, cutting, soldering; use of fire extinguisher.

Firefighting equipment shall be continuously maintained in a usable and operative condition. Fire extinguishers shall be examined at least once every 6 months and the date of such examination shall be recorded on a permanent tag attached to the extinguisher.

Code of Federal Regulations

(Pub. L. No. 96-511, 94 Stat. 2812 ( 44 U.S.C. 3501 et seq.))

Code of Federal Regulations

[36 FR 9364, May 22, 1971, as amended at 60 FR 33723, June 29, 1995]
One portable fire extinguisher shall be provided at each location where welding, cutting, or soldering with arc or flame is performed.
(a) When welding, cutting, or soldering with arc or flame near combustible materials, suitable precautions shall be taken to insure that smoldering metal or sparks do not result in a fire.
(b) Before welding, cutting, or soldering is performed in areas likely to contain methane, an examination for methane shall be made by a qualified person with a device approved by the Secretary for detecting methane. Examinations for methane shall be made immediately before and periodically during welding, cutting, or soldering and such work shall not be permitted to commence or continue in air which contains 1.0 volume per centum or more of methane.