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• Substation No. 11 Power -Drop Borehole <br />• NW Mains Ventilation Shaft and borehole <br />• 6 -Main North Ventilation /Escape Shaft and associated utility boreholes (7) <br />• EMD Ventilation /Escape Shafts (2, sealed in late 2009) <br />• 18 -Right Ventilation /Escape Shaft (sealed in late 2009) <br />• 18 -Left Ventilation Intake and Return Shafts <br />• 19 -Right Mine Dewatering Borehole (permitted but not completed) <br />TR13 -83 2.05 -11.2 12/23/13 <br />