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MetropolitanWastewaterManagementCommissionMetropolitanWastewaterManagementCommissionCapitalImprovementProgramCapitalImprovementProgram <br />SODIUMHYPOCHLORITECONVERSIONSODIUMHYPOCHLORITECONVERSION <br />Description: <br />ConvertthechlorinegassystemtosodiumhypochloriteforthebaseandwetweatherConvertthechlorinegassystemtosodiumhypochloriteforthebaseandwetweatherConvertthechlorinegassystemtosodiumhypochloriteforthebasean <br />dwetweather <br />flows.Retaintheexistingchlorinecontactbasinsforthedisinfectionprocess.Installnewflows.Retaintheexistingchlorinecontactbasinsforthedisinfectionprocess.Installnewflows.Retaintheexistingchlorinecontactb <br />asinsforthedisinfectionprocess.Installnew <br />systemwithcapabilityforhighratedisinfectionofprimaryeffluentdiversisystemwithcapabilityforhighratedisinfectionofprimaryeffluentdiversisystemwithcapabilityforhighratedisinfectionofprimaryeffluentdiver <br />sionusingdosages <br />ofsodiumhypochloriteintoanewcontactbasinstructure.Thenewcontactbasinhasofsodiumhypochloriteintoanewcontactbasinstructure.Thenewcontactbasinhasofsodiumhypochloriteintoanewcontactbasinstructure.Thenewc <br />ontactbasinhas <br />beensplitoffofthisprojectandwasinstalledinadifferentMWMCproject(PeakFlowbeensplitoffofthisprojectandwasinstalledinadifferentMWMCproject(PeakFlowbeensplitoffofthisprojectandwasinstalledinadifferentMWM <br />Cproject(PeakFlow <br />ManagementImprovements),sothebudgetforthatportionofthepManagementImprovements),sothebudgetforthatportionoftheprojecthasalsobeenrojecthasalsobeen <br />moved.Staffincludedupgradesoftheexistingrecreationalvehicle(RV)wastewaterdumpmoved.Staffincludedupgradesoftheexistingrecreationalvehicle(RV)wastewaterdumpmoved.Staffincludedupgradesoftheexistingrecre <br />ationalvehicle(RV)wastewaterdump <br />stationtoaccommodateboatwastewaterdumpingintheconstructionbiddocumentsforstationtoaccommodateboatwastewaterdumpingintheconstructionbiddocumentsforstationtoaccommodateboatwastewaterdumpingintheconstru <br />ctionbiddocumentsfor <br />thesodiumhypochloriteconversionproject.Theboatwastewthesodiumhypochloriteconversionproject.Theboatwastewaterdumpmodificationwasaterdumpmodificationwas <br />designedandgrantfundedbytheOregonStateMarineBoardthattheMWMCapproveddesignedandgrantfundedbytheOregonStateMarineBoardthattheMWMCapproveddesignedandgrantfundedbytheOregonStateMarineBoardthattheMWMCapp <br />roved <br />forimplementationattheSeptember21,2006,publicmeeting.forimplementationattheSeptember21,2006,publicmeeting. <br />Status: <br />TheupgradeddisinfectionsystemhasbeencontinuouslyusedsinceMarchof2010.AsofTheupgradeddisinfectionsystemhasbeencontinuouslyusedsinceMarchof2010.AsofTheupgradeddisinfectionsystemhasbeencontinuouslyuseds <br />inceMarchof2010.Asof <br />December23,2011,EmeryandSonsConstructionandavendor(productprovider)December23,2011,EmeryandSonsConstructionandavendor(productprovider)December23,2011,EmeryandSonsConstructionandavendor(productprovide <br />r) <br />submittedrecommendationstoimprovethesodiumhypochloriteinjection/mixingsystemsubmittedrecommendationstoimprovethesodiumhypochloriteinjection/mixingsystemsubmittedrecommendationstoimprovethesodiumhypoc <br />hloriteinjection/mixingsystem <br />relatedtothespecifiedperformancerequirements.StaffandtheMWMCdesigntedtothespecifiedperformancerequirements.StaffandtheMWMCdesigntedtothespecifiedperformancerequirements.StaffandtheMWMCdesign <br /> <br />consultantarereviewingtheconstructionreconsultantarereviewingtheconstructionre-submittalinformationanddetails.submittalinformationanddetails. <br />Justification: <br />LiquidsodiumhypochloriteandsodiumbisulfitesystemwillreplacetheexistingLiquidsodiumhypochloriteandsodiumbisulfitesystemwillreplacetheexistingLiquidsodiumhypochloriteandsodiumbisulfitesystemwillreplace <br />theexistingchlorine <br />andsulfurdioxidegassystemsandincreasethedisinfectioncapacityfrom175mgdto277andsulfurdioxidegassystemsandincreasethedisinfectioncapacityfrom175mgdto277andsulfurdioxidegassystemsandincreasethedisinfect <br />ioncapacityfrom175mgdto277 <br />mgd(peakflows).Thehighratedisinfectionoftheprimaryeffluentisakeycomponentofmgd(peakflows).Thehighratedisinfectionoftheprimaryeffluentisakeycomponentofmgd(peakflows).Thehighratedisinfectionoftheprimar <br />yeffluentisakeycomponentof <br />theprimary/secondarysplittreatmentprocess,whichisneededftheprimary/secondarysplittreatmentprocess,whichisneededformeetingthepeakflowormeetingthepeakflow <br />capacityneedsofthewastewatertreatmentplant.capacityneedsofthewastewatertreatmentplant. <br />ProjectDriver: <br />Operatorandcommunitysafetyandmeetingflowcapacityrequirementsforpeakflows.Operatorandcommunitysafetyandmeetingflowcapacityrequirementsforpeakflows.Operatorandcommunitysafetyandmeetingflowcapacityrequi <br />rementsforpeakflows. <br />ProjectTrigger: <br />PhasingwithotherrelatedMWMCprojectsandPhasingwithotherrelatedMWMCprojectsandtomeetpeakflowtreatmentrequirements.kflowtreatmentrequirements. <br />ProjectType: <br />50%Capacity;50%Capacity;50%Performance <br />Improvement <br />SDCEligibility: <br />25% <br />EstimatedProjectCost: <br />$7.8million(partoftheprojectbudgetsupportsthetreatmentplantlandscapeupgrades).(partoftheprojectbudgetsupportsthetreatmentplantlandscapeupgrades). <br />ExpectedCashFlow: <br />FY06-07=$1,353;FY0707=$1,353;FY07-08=$594,520;FY08-09=$3,319,347;FY0909=$3,319,347;FY09-10=$102,501; <br />FY10-11=$180,326;FY1111=$180,326;FY11-12=$600,000;FY12-13=$300,000; <br />FY13-14=$2,14=$2,701,953 <br />2011-12 <br />Expenditure/Category:PriorYearsEst.Act.2012-132013-142014-152015-162016-17Total <br />Design/Construction$3,993,045$600,000$3,206,955$0$0$0$0$7,800,000 <br />Other$0$0$0$0$0$0$0$0 <br />TotalCost$3,993,045$600,000$3,206,955$0$0$0$0 <br />$7,800,000 <br />Page54PreliminaryFY12-13BUDGETANDCIPBUDGETANDCIP <br />