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• Barricade Chamber access Escape Shaft <br />• 10 -Right Dewatering Boreholes 1 and 2 <br />• 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 and associated utility boreholes <br />• 19 -Right Mine Dewatering Borehole (permitted but not completed) <br />• 16 -Left Utility Borehole <br />• 17 -Left Cement Borehole (sealed in 2013) <br />PR15-11 2.05-i 1.2 07/06/15 <br />