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TABLE B.3-1 amec�9
<br /> Feasibility Study Cost Estimate
<br /> Groundwater Recirculation
<br /> Nestle Ripon
<br /> 3.0 CONSTRUCTION COSTS
<br /> 3.1 Contractor and Equipment Costs-Well Installation Quantity Unit Unit Cost Cost Source
<br /> 3.1.1 utility clearance 5 DAY $ 3,000 $ 15,000 amec geophysicist
<br /> 3.1.2 mobilization(2xdrilling rigs) 2 LS $ 5,000 $ 10,000 contractor estimate
<br /> 3.1.3 per diem(2xdrilling crew) 47 DAY $ 800 $ 37,600 contractor estimate
<br /> 3.1.4 bobcat(moving soil drums) 47 DAY $ 250 $ 11,750 contractor estimate
<br /> 3.1.5 sonic drilling 18,800 FT $ 60 $ 1,128,000 contractor estimate
<br /> 3.1.6 extraction well materials(6 inch sch 40) 9,400 FT $ 13 $ 122,200 Racer
<br /> 3.1.7 injection well materials(4 inch sch 40) 9,400 FT $ 8 $ 75,200 Racer
<br /> 3.1.8 filter pack/grout material 18,800 FT $ 3 $ 56,400 Racer
<br /> 3.1.9 DOT drums 150 EA $ 55 $ 8,250 contractor estimate
<br /> 3.1.10 wellhead completions 80 EA $ 250 $ 20,000 amec estimate
<br /> Estimated Well Installation Costs $ 1,484,400
<br /> 3.2 Contractor and Equipment Costs- Pumps and
<br /> Wellhead Hydraulic Equipment Quantity Unit Unit Cost Cost Source
<br /> 3.2.1 flow meters 80 EA $ 100 $ 8,000 Racer
<br /> 3.2.2 PVC wellhead conections 80 EA $ 200 $ 16,000 Racer
<br /> 3.2.3 valves 80 EA $ 250 $ 20,000 amec estimate
<br /> 3.2.4 4-in submersible pump 40 EA $ 2,200 $ 88,000 Racer
<br /> 3.2.5 50 GPM centrifigul pump 40 EA $ 550 $ 22,000 Racer
<br /> Estimated Pump and Wellhead Hydraulic Costs $ 154,000
<br /> 3.3 Contractor and Equipment Costs- Trenching and
<br /> Piping Quantity Unit Unit Cost Cost Source
<br /> 3.3.1 excavation-no shoring 5,333 BCY $ 1.25 $ 6,667 Racer
<br /> 3.3.2 backfill,includes compaction 6,133 LCY $ 1.95 $ 11,960 Racer
<br /> 3.3.3 crushed stone,includes compaction 889 CY $ 42 $ 37,333 Racer
<br /> 3.3.4 piping-12 in sch 80,installed 24,000 FT $ 62 $ 1,488,000 Racer
<br /> Estimated Trenching and Piping Costs $ 1,543,960
<br /> 3.4 Contractor and Equipment Costs-Treatment
<br /> Compound Quantity Unit Unit Cost Cost Source
<br /> 3.3.1 treatment compound 1 LS $ 1,000,000 $ 1,000,000 ECM-similar system in project
<br /> area
<br /> Estimated Treatment Compound Costs $ 1,000,000
<br /> Estimated Contractor and Equipment Costs(total) $ 4,182,360
<br /> 3.4 Supervision/Labor Costs Quantity Unit Unit Cost Cost Source
<br /> 3.4.1 construction management(6%estimated 1 LS $ 250,942 $ 250,942 EPA,2000
<br /> contractor costs)
<br /> Estimated Supervision Costs $ 250,942
<br /> Estimated Implementation Costs $ 4,433,302
<br /> 4.0 OPERATION AND MAINTENANCE COSTS
<br /> Quantity Unit Unit Cost Cost Source
<br /> 4.1 treatment costs 1,051 MG $ 4,000 $ 4,204,800 ECM-similar system in project
<br /> area
<br /> 4.2 equipment repairs 1 YR $ 25,000 $ 25,000 amec estimate
<br /> 4.3 reporting 1 LS $ 100,000 $ 100,000 amec estimate/$25k/Q
<br /> Estimated Operation and Maintenance Costs $ 4,329,800
<br /> 30 Year Present Value(discount rate =7%) $ 53,728,667
<br /> Total Project Costs $ 58,833,675
<br /> Notes
<br /> Cells shaded blue indicate calculated values from supporting calculation sheets
<br /> ECM-Environmental Cost Management
<br /> EPA,2000-A Guide to Developing and Documenting Costs During the Feasibility Study
<br /> Racer-Remedial Action Cost Engineering and Requirements cost estimating software
<br /> AMEC Geomatrix, Inc.
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