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L <br />Table 3 <br />Preliminary Postclosure Maintenance Cost Estimate' <br />Final Cover Maintenance <br />$101,000 <br />Leachate Management <br />$3,600 <br />LFG Migration Monitoring and Control System <br />$35,200 <br />LFG Emission Monitoring and Control System <br />$318,700 <br />Groundwater, Vadose and Surface Water Monitoring <br />$40,560 <br />Drainage <br />$7,500 <br />Security <br />$1,000 <br />Inspections and Record Keeping <br />$8,000 <br />Settlement Analysis <br />$3,600 <br />Decommissioning <br />$0 <br />Estimated Postclosure Cost <br />$519,200 <br />Contingency (20%) <br />$103,800 <br />Total Estimated Annual Cost <br />$623,000 <br />Total Cost Over 30 Years <br />$18,690,000 <br />1 Refer to Appendix E for Preliminary Postclosure Maintenance Cost Estimate Details. <br />PCMP for NCRCSL Department of Public Works/Solid Waste <br />0. I San Joaquin County)NCRCSL I11B0401 PCPMPIFinal ReportIPCPMP D R6. Doc County of San Joaquin - Rev. 02, July 10, 2009 <br />