Section 522. Face of Chamber, Breast Not to Be Advanced More than Sixty Feet Beyond Last Open Crosscut.--The face of a chamber, room or breast shall not be advanced more than sixty feet beyond the last open crossheading or crosscut.
Face of Chamber, Breast Not to Be Advanced More than Sixty Feet Beyond Last Open Crosscut
Act 346 of 1965, § 522, under PENNSYLVANIA ANTHRACITE COAL MINE ACT.
Act 346 of 1965, § 522