Section 257. Roof Support to Be Placed Promptly as Soon as Room Available.--All props and timbers shall be placed promptly, as soon as the room to do so is made available, and shall be adequate and proper for the needs of the place.
Roof Support to Be Placed Promptly as Soon as Room Available
Act 346 of 1965, § 257, under PENNSYLVANIA ANTHRACITE COAL MINE ACT.
Act 346 of 1965, § 257