053-4 Wyo. Code R. § 75.1324
Current through April 27, 2019
(a) No shot shall be fired in an area that contains 1.0 volume percent or more of methane.
(b) Immediately before shots are fired, the methane concentration in a working place or any other area where blasting is to be performed, shall be determined by a person qualified to test for methane.
053-4 Wyo. Code R. § 75.1324