053-4 Wyo. Code R. § 75.215
Current through April 27, 2019
For each longwall mining section, the roof control plan shall specify--
(a) The methods that will be used to maintain a safe travelway out of the section through the tailgate side of the longwall; and
(b) The procedures that will be followed if a ground failure prevents travel out of the section through the tailgate side of the longwall.
053-4 Wyo. Code R. § 75.215