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The Leadville Mill M 1990-057 <br /> EXHIBIT C—MILL PLAN <br /> Page 4-13 <br /> TABLE 4-10: OPERATION SOLUTION VOLUMES <br /> Primary Containment Secondary Containment Tertiary Containment <br /> Description (gallons) (gallons) (gallons) <br /> Interior Mill Building <br /> Primary process water tank No.1 5,000 <br /> Primary process water tank No.2 5,500 <br /> Domestic water 2,000 <br /> Reclaim tank No.1 1,650 <br /> Reclaim tank No.2 2,250 <br /> Crushing/washing <br /> Trommel fines floor sump 200 <br /> Grind thickener 900 <br /> Overflow tank 100 <br /> Wash area floor sump 200 <br /> Grinding <br /> Ball Mill 150 <br /> Ball Mill sump 300 <br /> Thickener 6,800 <br /> Thickener feed tank 200 <br /> Thickener overflow tank 400 <br /> Grinding area floor sump 200 <br /> Leaching <br /> Leach tank#1 68,500 <br /> Leach tank#2 68,500 <br /> Leach tank#3 68,500 <br /> Leach tank#4 68,500 <br /> Filter feed head tank 20,300 <br /> Leach area floor sump 200 <br /> Merrill Crowe <br /> Pregnant solution storage 1,000 <br /> Clarifier 200 <br /> Pre coat mix&storage tank 100 <br /> D.E.slurry floor sump 200 <br /> Vacuum tower 200 <br /> Steady head tank 100 <br /> Cooling bath 50 <br /> CN Detox <br /> Re-pulp tank 1,900 <br /> CN Destruct tank#1 1,900 <br /> CN Destruct tank#2 1,900 <br /> Wash solution holding tank 500 <br /> Re-pulp area sump 200 <br /> Reagents&Utilities <br /> CN mixing tank 200 <br /> Ferric sulfite mixing tank 50 <br /> Floc mixing tank 50 <br /> Totals <br /> Total volume of solutions 328,900 <br /> Main building Sump 5,000 - <br /> Subtotal Interior Mill Building 5,000 0 <br /> TSF(1ft freeboard) - 425,000 <br /> Total Containment 5,000 425,000 <br />