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<br />., <br /> <br />t-4 <br />I- <br />~ <br />~ <br /> <br /> <br />NPDES !?eI11lit No. CO-0042161 <br />Salinity 4::ontrol Study <br /> <br />..r ~ <br /> <br />TwentymiIe Coal Company <br /> <br />TABLE 7 <br /> <br />Capital and Operating Costs Cor Option 2 <br /> <br />CAPITAL COSTS <br /> <br />Direct Costs <br /> <br />Reverse Osmosis System <br />(include. chemical feed systems, filters, pumps. <br />piping, and instrumentation) <br /> <br />Reverse Osmosis Membrane Modules <br /> <br />Metal Building on Concrete Slab <br />140' x 60' x 12', galvanized, insulated metal bldg <br />with heating and lighting on an 8" concrete <br />foundation) <br /> <br />Equipment Installation <br /> <br />Electrical (installed) <br /> <br />Additional Piping (Installed) <br /> <br />Pond Improvements <br /> <br />Yard Improvements <br /> <br />Deep Well (drilling, material,. installation, etc.) <br /> <br />Indirect Costs <br /> <br />Engineering Design <br /> <br />Contingency <br /> <br />TOTAL CAPITAL COST <br /> <br />ANNUAL OPERATING COSTS <br /> <br />Electrical Power <br /> <br />Operator labor <br />(wages, Insurance, etc.) <br /> <br />RO Membrane Replacement <br />~3 year membrane life, average cost per year) <br /> <br />Treatment Chemicals INaOCI, Na2S2051 <br /> <br />TOTAL ANNUAL OPERATING COST <br /> <br />$B28,000 <br /> <br />$134,000 <br /> <br />$81,000 <br /> <br />$86,000 <br /> <br />$50,000 <br /> <br />$50,000 <br /> <br />$20,000 <br /> <br />$25,000 <br /> <br />$2,000,000 <br /> <br />$193,000 <br /> <br />$327,000 <br />$3,794,000 <br /> <br />--' <br />, <br /> <br />$70.000 <br /> <br />$180,000 <br /> <br />$45,000 <br /> <br />$7,000 <br /> <br />$302,000 <br /> <br />AHA FdeIWDC; 14SALCN1.DOC <br /> <br />Page 29 <br /> <br />. <br /> <br />11:59 AM 09129/95 <br />