W. Va. Code R. § 36-10-20

Current through Register Vol. XLI, No. 50, December 13, 2024

Section 36-10-20 - Underground Auger Mines - Special Requirements

20.1. Required support systems for mine openings exceeding twenty (20) feet. In underground auger mines, the mine openings may exceed twenty (20) feet in width, provided that:

20.1.1. The mine openings do not exceed twenty-six (26) feet; and

20.1.2. A combination full roof bolting plan/conventional roof control plan shall be developed and the roof maintained in strict compliance with section 18 of this Series.

W. Va. Code R. § 36-10-20