Current through Register Vol. XLII, No. 1, January 3, 2025
Section 36-1-15 - Ventilation - Working Area15.1. While personnel are employed in a shaft and/or slope, all shafts and/or slopes shall be ventilated adequately and continuously with fresh air. Air tubing shall deliver not less than nine thousand (9,000) feet per minute at the working area or as much as necessary to remove noxious gases.