§ 77.201-1. Tests for methane; qualified person; use of approved device.
59 words·~1 min read·
/us/cfr/t30/s§ 77.201-1·A research copy — for the controlling text, always check the official state or federal source. Not legal advice.
Tests for methane in structures, enclosures, or other facilities, in which coal is handled or stored shall be conducted by a qualified person with a device approved by the Secretary at least once during each operating shift, and immediately prior to any repair work in which welding or an open flame is used, or a spark may be produced.