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R10/71-51-1C <br /> TABLE 19B. COST ESTIMATE FOR PUMP AND TREAT <br /> WITH BIOLOGICAL TREATMENT (OPTION 7A) <br /> Capital Cost <br /> 1. Equipment and installation of Extraction Wells (four wells) <br /> and pump system $ 100,000 <br /> 2 Equipment and installation $ 150,000 <br /> Total = $ 250,000 <br /> Annual Maintenance (for first to fifth year) <br /> 1 Facility operator $ 50,000 <br /> 2 Supplies $ 12,000 <br /> 3 Repair, cleanup of equipment $ 6,000 <br /> 4 Sludge disposal $ 4,000 <br /> 5 Groundwater monitoring $ 150,000 <br /> Total $ 222,000 <br /> Present Worth Analysis <br /> Assumption 1 = 10% <br /> n = 5 <br /> A = $ 222,000 <br /> Present worth during first year, <br /> P = A (P/A, 10%, 5) <br /> P = (222,000) ( 3 7908) <br /> $ 841,558 00 <br /> Present Worth of Option 7A during 5-year_period of operation <br /> Capital cost +P = $ 1,092,000 <br /> 40 <br />