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• I-7 North Pit Shooting Holes Calculation <br />Holes are 20' apart in both directions <br />Approximately 98 holes -drilled when mining - N.C. <br />Explosives 2" x 16" Powder = 98 Sticks Powder <br />Powder Cost Approximate $5,000.00 <br />Labor 2 Men 2 Days's = 32 Hours at $15.00/Hour = $480.00 <br />Misc Equipment Rentals = $2,000 <br />Cost: Total of above 7 480 <br />~J <br />I~ <br />L <br />.3AN : ~ t9~3 <br />