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Work Plan for Refined Plume Definition and Management ofFloatin Product-7500 W 11th St. Tracy, CA. Page 57 <br /> 9.4.1.9 Estimated Cost <br /> l SJC has prepared an engineer's estimate for implementation of a program of cut-off trench <br /> excavation and high-volume pumping and disposal of LNAPL. The estimate is detailed in <br /> Appendix A and is summarized below. <br /> CAPITAL COST <br /> Installation $38,870 <br /> (Including final engineering design <br /> construction) <br /> FloatingProduct Removal 28 500 <br /> , <br /> (Including two 1000-gallon <br /> LNAPL purgings, <br /> one 5000-gallon LNAPL or <br /> contaminated groundwater extraction <br /> and one round of groundwater-quality <br /> j.• monitoring and engineering report) <br /> Total Estimated Capital Cost $67,400 <br /> OPERATING COST <br /> System Operation 0 <br /> (This technology has no operating costs.) <br /> T Total Estimated Operating Cost $ 0 <br /> CLOSURE COST <br /> 1 System Closure Operations $ 2,900 <br /> (Including grouting of well casing <br /> in backfilled trench, final round of <br /> groundwater-quality monitoring and <br /> results reporting.) <br /> Total Estimated System Closure Cost $ 2,900 <br /> sic <br />