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E E Table 1 Corrective Action Cost Estimate BASIS Corrective Action Period 30 years Costs estimated in 2008 dollars OPERATION AND MAINTENANCE Item Quantity Unit Price Annual Cost Replacement of non-mechanical items 10% $260,400 $26,040 Staff hours (average) 156 hrs $ 80.00 $12,480 Total Annual Cost $38,520 Annual O&M Cost During Corrective Action Period $1,155,600 TOTAL COST OVER CORRECTIVE ACTION PERIOD $1,677,090 ANNUAL COST $55,903 Note: inflation factor supplied by CIW MB Corrective Action Financial Assurance Cost Estimate 5 September 30, 2008 Foothill Sanitary Landfill Public Works/Solid Waste Div. CONSTRUCTION Item Quantity Unit Price Extended Cost LFG System Enhancement Contractor Mobilization $15,000 Vertical LFG Wells (4 @ 200 ft ea) 1400 LF $140 $196,000 Lateral pipe on surface (4 @ 150 ft ea) 1050 LF $48.00 $50,400 Well head and connection, including soil gas 7 each $2,000 $14,000 LFG Extraction System Subtotal $260,400 Permits and Inspections RWQCB LS $4,000 Well Drilling Permit Fees LS $550 Inspection Fees 8 hr $105 $840 Permits and Inspections Subtotal $5,390 EMP Work Plan and Implementation Professional and Technical Services LS $65,700 Driller, Lab, Surveyor, Utility Clearance LS $133,500 EMP Work Plan and Implementation Subtotal $199,200 Engineering Design Professional and Technical Services LS $51,400 Final Report LS $5,100 Engineering Design Subtotal $56,500 Total Construction Cost $521,490 OPERATION AND MAINTENANCE Item Quantity Unit Price Annual Cost Replacement of non-mechanical items 10% $260,400 $26,040 Staff hours (average) 156 hrs $ 80.00 $12,480 Total Annual Cost $38,520 Annual O&M Cost During Corrective Action Period $1,155,600 TOTAL COST OVER CORRECTIVE ACTION PERIOD $1,677,090 ANNUAL COST $55,903 Note: inflation factor supplied by CIW MB Corrective Action Financial Assurance Cost Estimate 5 September 30, 2008 Foothill Sanitary Landfill Public Works/Solid Waste Div.