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7. 0 MAINTAIN DRAINAGE SYSTEM <br /> ' Assuming 2 operators and two pieces of equipment for 10 days a year <br /> to keep ditches clear and do some shaping at $700/day, the annual <br /> cost can be computed. <br /> ' COST <br /> ' ($700 X 10) _ $7,000 <br /> ' 8.0 INSPECTIONS <br /> Inspections will be made on a quarterly basis for the following <br /> items: <br /> Final cover <br /> Final grading, settlement <br /> ' Drainage system <br /> Gas monitoring and control system <br /> Ground water monitoring system <br /> Security <br /> ' Vector and fire control <br /> Litter control <br /> Assume inspections will take a Gensu'-t_„g County engineer <br /> approximately two working days to complete. The engineer will <br /> ' receive a rate of approximately $35/hour. The engineer will then <br /> prepare a report containing all observed deficiencies and suggested <br /> corrective measures. Each report is estimated to cost about $500. <br /> Engineer inspection following one inch precipitation events will be <br /> ' similar cost. it is assumed that a maximum of three such events <br /> will occur in any given year. <br /> ' COST <br /> ($35 X 16 X 4) + ($500 X 4) _ $ 4,240 <br /> ($35 X 8 X 3) + ($500 X 3) _ $ 2,340 <br /> $ 6,580 <br /> ' 9.0 TOPOGRAPHIC MONITORING <br /> The following activities will be performed during the postclosure <br /> ' period to monitor topography and predict settlement: <br /> 1. Maintaining two permanent monuments. <br /> (Performed by County forces--no cost included) <br /> ' 2 . Every five years, commencing upon completion of <br /> closure activities: <br /> 13 <br />