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MetropolitanWastewaterManagementCommissionMetropolitanWastewaterManagementCommissionCapitalImprovementProgramCapitalImprovementProgram <br />PRIMARYSLUDGETHICKENING <br />Description: <br />Installationofprimarysludgegravitythickeningfacilities,upgradeprimarysludgepumpingInstallationofprimarysludgegravitythickeningfacilities,upgradeprimarysludgepumpingInstallationofprimarysludgegravityt <br />hickeningfacilities,upgradeprimarysludgepumping <br />andpipingsystems,installsupernatantoverflowpumpingandpiping,andthickenedandpipingsystems,installsupernatantoverflowpumpingandpiping,andthickenedandpipingsystems,installsupernatantoverflowpumpingandpi <br />ping,andthickened <br />sludgepiping/pumpingtodigesters.sludgepiping/pumpingtodigesters. <br />Status: <br />Constructionphase.tionphase. <br />Justification: <br />Optimizedigestercapacityandperformancethroughprovisionofthickersludgefeed.AlsoOptimizedigestercapacityandperformancethroughprovisionofthickersludgefeed.AlsoOptimizedigestercapacityandperformancethrou <br />ghprovisionofthickersludgefeed.Also <br />tothickensludgeindedicatedtankoutsideoftheprimaryclarifiestoincreaseprimarytothickensludgeindedicatedtankoutsideoftheprimaryclarifiestoincreaseprimarytothickensludgeindedicatedtankoutsideoftheprimary <br />clarifiestoincreaseprimary <br />treatmentcapacityandavoidwashoutofstreatmentcapacityandavoidwashoutofsolidsduringpeakflowevent.olidsduringpeakflowevent. <br />ProjectDriver: <br />MeetclassBbiosolidsrequirementsduringpeaktwoMeetclassBbiosolidsrequirementsduringpeaktwo-weeksolidsloadingeventwithallweeksolidsloadingeventwithall <br />threeexistingdigestersinservice.threeexistingdigestersinservice. <br />ProjectTrigger: <br />AvailabilityofsludgethickeningcapacityisneededpriortoaddiAvailabilityofsludgethickeningcapacityisneededpriortoaddingafourthdigester.ngafourthdigester. <br />ProjectType: <br />100%Capacity100%Capacity <br />Improvement <br />SDCEligibility: <br />65% <br />EstimatedProjectCost <br />:$4,498,000(MWMCreceivedaCleanWaterStateRevolvingFundloanfortheprimary(MWMCreceivedaCleanWaterStateRevolvingFundloanfortheprimary <br />sludgethickeningprojectsludgethickeningproject.Partoftheprojectbudgetsupportsthetreatmentplantsupportsthetreatmentplant <br />landscapeimprovements.landscapeimprovements.). <br />ExpectedCashFlow: <br />FY07-08=$08=$9,730;FY08-09=$40,606FY09-10=$501,876;FY1010-11=$375,533; <br />FY11-12=$2,485,526;FY1212=$2,485,526;FY12-13=$1,084,729 <br />Prior2011-12 <br />Expenditure/Category:YearsEst.Act.2012-132013-142014-152015-162016-17Total <br />Design/Construction$927,745$2,485,526$2,485,526$1,084,729$0$0$0$0$4,498,000 <br />$0$0$0$0$0$0$0 <br />Other$0 <br />TotalCost$927,745$2,485,526$2,485,526$1,084,729$0$0$0$0$4,498,000 <br />Page57PreliminaryFY12-13BUDGETANDCIPBUDGETANDCIP <br />