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Establishing and Operating ECOSAN System in New and Existing Residential Areas25Table 3.12: Operating Cost for ECOSAN System - New Housing Estates(RM/PE/Year)Operating Cost ElementSize of Housing Scheme100 PE 500 PE 1000 PEBlack Water System» Black Water Storage System1.461.461.46» Transport25.5525.5525.55» Treatment at Biogas plant25.5525.5525.55Total Black water system 52.56 52.56 52.56Total Grey Water System 7.3 3.65 3.65Total Operating Costs ECOSAN System- New Housing Estates60.0 56.0 56.0The total operating cost for ECOSAN system in new housing estates is almostconstant at RM 56 / PE / year regardless of size. The resulting yearly expenditureper household to operate an ECOSAN system is RM 280.3.6.3 Total Annual CostThe total annual cost of an ECOSAN system for new housing estates of varioussizes includes depreciation of the capital costs is shown in Table 3.13.Table 3.13: Annual Costs for ECOSAN System - New Housing Estates (RMper PE)Cost ElementSize of Housing Scheme100 PE 500 PE 1000 PEAnnual capital cost for Black Water System:» Black Water Storage System938475» Transport fleet777» Biogas plant181818Total Annual Capital Cost Black Water System 118 109 100Total Annual Capital Cost Grey Water System 72 51 39Total Annual Capital Costs ECOSAN System 190 160 139Total Annual Operating Costs ECOSAN System 60 56 56Total Annual Costs Ecosan System (RM/PE) 250 216 195UEMS_TEC_02_53_Final ECOSAN Costing Report_280905.