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n <br />Table 1 Corrective Action Cost Estimate. <br />BASIS <br />Corrective Action Period 30 years <br />Costs estimated in 2008 dollars <br />E <br />CONSTRUCTION <br />Item <br />Quantity Unit Price <br />Extended Cost <br />LFG System Improvement <br />Contractor Mobilization <br />$15,000 <br />Vertical LFG Wells (3 @ 70 ft ea) <br />210 LF $140 <br />$29,400 <br />Lateral pipe on surface (3 @ 120 ft ea) <br />360 LF $48.00 <br />$17,280 <br />Well head and connection <br />3 each $2,000 <br />$6,000 <br />LFG Extraction System Subtotal <br />$52,680 <br />Permits and Inspections <br />RWQCB <br />LS <br />$4,000 <br />Well Drilling Permit Fees <br />LS <br />$550 <br />Inspection Fees <br />6 hr $105 <br />$630 <br />Permits and Inspections Subtotal <br />$5,180 <br />EMP Work Plan and Implementation <br />Professional and Technical Services <br />LS <br />$65,700 <br />Driller, Lab, Surveyor, Utility Clearance <br />LS <br />$133,500 <br />EMP Work Plan and Implementation Subtotal <br />$199,200 <br />Engineering Design <br />Professional and Technical Services <br />LS <br />$51,400 <br />Final Report <br />LS <br />$5,100 <br />Engineering Design Subtotal <br />$56,500 <br />Total Construction Cost <br />$313,560 <br />OPERATION AND MAINTENANCE <br />Item Quantity Unit Price Annual Cost <br />Replacement of non-mechanical items 10% $52,700 $5,270 <br />Staff hours (average) 156 hrs $80 $12,480 <br />Total Annual Cost $17,750 <br />Annual O&M Cost During Corrective Action Period $532,500 <br />TOTAL COST OVER CORRECTIVE ACTION PERIOD $846,060 <br />ANNUAL COST $28,202 <br />Note: inflation factor supplied by CIWMB <br />Corrective Action Financial Assurance Cost Estimate 5 Public Works/Solid Waste Div. <br />Corral Hollow Sanitary Landfill September 30, 2008 <br />