Loading...
HomeMy WebLinkAboutCascade Interceptor Critical Areas Exemption ApprovalDEPARTMENTOFCOMMUNITYANDECONOMICDEVELOPMENT—‘—“R..entOfl.PLANNINGDIVISIONCERTIFICATEOFEXEMPTIONFROMCRITICALAREASREGULATIONSEVALUATIONFORM&DECISIONDATE:March17,2016PROJECTNUMBER:LUA16-000112PROJECTNAME:CascadeInterceptorCriticalAreasExemptionPROJECTMANAGER:AngeleaWeihs,AssistantPlannerOWNER:BobGambill,SeattlePublicUtilities-SPU_WTRPCB0X34018Seattle,WA98124CONTACT:JohnHobson,CityofRenton1055SGradyWay5thFoorRenton,WA98057-3232LOCATION:SeattlePipelineROWWithinParcelNumbers2123059040,-43,-62,and-71DESCRIPTION:TheCityofRenton,PublicWorksDepartment,isrequestingaCriticalAreasExemptionforatemporarysewerbypasspipelinetopumpsewagearoundtheCascadeInterceptorwhileitisrehabilitated(lined)usingCured-in-PlacePipe(C!PP).ThetemporarybypasspipelinewouldbeplacedonthesurfaceofthegroundalongtheSeattlePipelineROW(SeeExhibit1)andburiedwhereitcrossesKirklandAveSEandSE16thPL.Theproposedsurfaceworkwilloccurwithinwetlandandstreambuffers(nearTiffanyParkSubdivisionandGingerCreek),higherosionhazards,moderateandveryhighlandslidehazards,protectedandsensitiveslopes,andhighseismichazards.Noimpactstothesecriticalareasareanticipatedwiththistemporarysurfacepipeline.Theproposedexcavationwillbewithintheexistingroadways&sidewalksofthestreets.Noexcavationisproposedwithincriticalareasorgeologichazards,howeverexcavationwilloccurwithin50feetofamoderatecoalminehazardwheretheKirklandAveSEintersectstheSeattlePipelineROW.Noimpactstothemoderatecoalminehazardareanticipated.Thetemporarybypasspipelinewillbeacombinationof18”and12”diameterpipes.Theexistingpermanentsewersystemthatitisbypassingis24”diameter.Thetemporarypipelinewouldbeinplaceforapproximately37days.Oncethemaintenanceiscomplete,thetemporarypipelinewillberemoved,andthesewagewillonceagainflowthroughthepermanentdownstreamsystem.TheprojectisexemptfromSEPAPerWAC197-11-800(3).Page;of3 CityofRentonDepartmentofCommunity&EconomicDevelopmentCertificateofExemptionfromCriticalAreosRegulationsCascadeInterceptorCriticalAreasExemptionLUAI6-000112CRITICALAREA:WetlandandStreamBuffers,HighErosionHazards,ModerateandVeryHighLandslideHazards,ProtectedandSensitiveSlopes,andHighSeismicHazards.EXEMPTIONJUSTIFICATION:RMC4-3-050C.3.g.i.MaintenanceandConstruction-ExistingUsesandFacilities:Remodeling,Replacing,RemovingExistingStructures,Facilities,andImprovements.RMC4-3-050C.3.f.i.TemporaryWetlandImpacts.RMC4-3-050C.3.e.iv.Roads,Parks,PublicandPrivateUtilities:ModificationofExistingUtilitiesandStreetsbyTenPercent(10%)orLess.FINDINGS:TheproposeddevelopmentisconsistentwiththefollowingfindingspursuanttoRMCsection4-3-050C.2.d:i.TheactivityisnotprohibitedbythisoranyotherprovisionoftheRentonMunicipalCodeorStateorFederallaworregulation;ii.TheactivitywillbeconductedusingbestmanagementpracticesasspecifiedbyindustrystandardsorapplicableFederalagenciesorscientificprinciples;iii.Impactsareminimizedand,whereapplicable,disturbedareasareimmediatelyrestored;iv.Wherewaterbodyorbufferdisturbancehasoccurredinaccordancewithanexemptionduringconstructionorotheractivities,revegetationwithnativevegetationshallberequired;v.Ifahazardousmaterial,activity,and/orfacilitythatisexemptpursuanttothisSectionhasasignificantorsubstantialpotentialtodegradegroundwaterquality,thentheAdministratormayrequirecompliancewiththeWellheadProtectionArearequirementsofthisSectionotherwiserelevanttothathazardousmaterial,activity,and/orfacility.Suchdeterminationswillbebaseduponsiteand/orchemical-specificdata.DECISION:AnexemptionfromtheCriticalAreasRegulationsisherebyApprovedwithConditions*.CONDITIONS:PermissionfromSeattlePublicUtilitiesshallbesecuredpriortotheinstallationofthetemporarypipeline.Page2of3 CityofRentonDepartmentofCommunity&EconomicDevelopmentCertificateofExemptionfromCriticalAreosRegulationsCoscadeInterceptorCriticalAreasExemptionLUA16-000112SIGNATURE&DATEOFDECISION:March17,2016JenniferHenning,PlanningDirectorDateTheabovelandusedecisionwillbecomefinalifthedecisionisnotappealedwithinthe14-dayappealperiod(RCW43.Z1.C.075(3);WAC197-11-680).APPEALS:AnappealofthisadministrativelandusedecisionmustbefiledinwritingtogetherwiththerequiredfeetotheCityofRentonHearingExaminer,CityofRenton,1055SouthGradyWay,Renton,WA98057,onorbefore5:00p.m.,onMarch31,2016.RMC4-8410governsappealstotheHearingExaminerandadditionalinformationregardingtheappealprocessmaybeobtainedfromtheRentonCityClerksOffice,(425)430-6510.RECONSIDERATION:Within14daysofthedecisiondate,anypartymayrequestthatthedecisionbereopenedbytheapprovalbody.Theapprovalbodymaymodifyhisdecisionifmaterialevidencenotreadilydiscoverablepriortotheoriginaldecisionisfoundorifhefindstherewasmisrepresentationoffact.Afterreviewofthereconsiderationrequest,iftheapprovalbodyfindssufficientevidencetoamendtheoriginaldecision,therewillbenofurtherextensionoftheappealperiod.Anypersonwishingtotakefurtheractionmustfileaformalappealwithinthe14-dayappealtimeframe.EXPIRATION:Five(5)yearsfromthedateofdecision(datesigned).Attachments:SitePlan,CriticalAreasExemptionForm,ReserveatTiffanyParkWetlandDelineationPage3of3 I,z.III9IHXJ PrintFormEXHIBIT2DEPARTMENTOFCOMMUNITYANDECONOMICDEVELOPMENTL.JL.LCRITICALAREASEXEMPTION(FORSEPAEXEMPTACTIVITIES)PlanningDivision1055SouthGradyWay-Renton,WA98057Phone:425-430-7200Iwww.rentonwa.govApplicantNameProjectNamePhoneNumberCityofRenton(JohnHobson)CascadeInterceptorRehabilitationPhaseIl(425)430-7279ParcelNumberProjectAddress212305-9040,-9043,-9062,-9071SeattlePipelineROWinTiffanyParkNeighborhoodBriefDescriptionofProjectTheCriticalAreaExemptionwouldbeforatemporarysewerbypasspipelinetopumpsewagearoundtheCascadeInterceptorwhileitisrehabilitated(lined)usingCured-in-PlacePipe(CIPP).ThetemporarybypasspipelinewouldbeplacedontopofthegroundalongtheSeattlePipelineROWandburiedwhereiscrossesKirlandAveSEandSE16thSt.Thistemporarypipelinewouldbeinplaceforapproximately37days,thenremoved.TypeofCriticalArea121WorkOccursinWorkOccursinWetlandCriticalAreaBufferPURPOSE:ExemptactivitiesprovidedwithaletterofexemptionfromtheDevelopmentServicesAdministratormayintrudeintoacriticalareaorrequiredbuffer(SubjecttoanyconditionsorrequirementsprovidedbytheAdministrator).APPLICABILITYOFEXEMPTIONS:Thefollowingisagenerallistofactivitiesthatmaybeexemptfromthecriticalareasregulations.MorespecificdescriptionsoftheactivitiesarecontainedintheCriticalAreasRegulations.Someofthelistedactivitiesmaynotbeexemptincertaincriticalareas.ThePlanningDivisionwillevaluateyourrequestaccordingtotheCityofRentonCriticalAreasRegulationsinRMC4.3..OSOC,J,L,andN.IAMREQUESTINGACRITICALAREASEXEMPTIONFORONEORMOREOFTHEFOLLOWINGACTIVITIES:Conservation,Enhancement,andRelatedActivities:•Conservationorpreservationofsoil,water,vegetation,fish,andotherwildlife•EnhancementactivitiesasdefinedinRMC4-11•Anycriticalareaand/orbufferrestoration,orothermitigationactivitiesthathavebeenapprovedbytheCityResearchandSiteInvestigation:•Nondestructiveeducationandresearch•Siteinvestigativeworknecessaryforlanduseapplicationsubmittalssuchassurveys,soillogs,etc.8H:\CEO\Data\Forms-Templates\SeIf-HeIpHandouts\Plannfng\CriticaIAreasExemption.docRev:12/2015 Agricultural,Harvesting,andVegetationManagement:•Harvestingwildfoods•Existing/Ongoingagriculturalactivities•Removalofdead,terminallydiseased,damaged,ordangerousgroundcoverorhazardoustreeswhichhavebeencertifiedassuchbyaforester,registeredlandscapearchitect,orcertifiedarboristSurfaceWaterAlteration:•NewsurfacewaterdischargesprovidedthedischargemeetstherequirementsoftheStormandSurfaceWaterDrainageRegulations•Newormodifiedregionalstormwaterfacilities•FloodhazardreductionRoads,Parks,PublicandPrivateUtilities:•RelocationofExistingUtilitiesoutofCriticalAreaandBuffer•Maintenance,operation,andrepairofexistingparks,trails,roads,facilities,andutilities•Installation,construction,replacement,oroperationofutilities,trafficcontrol,andwalkwayswithinexistingimprovedright-if-wayoreasement•Modificationofexistingutilitiesandstreetsby10%orless•Managementandessentialtreeremovalforpublicorprivateutilities,roadsandpublicparksWetlandDisturbance,Modification,andRemoval:•AnyactivityinsmallCategory3wetlands•Temporarydisturbancesofawetlandduetoconstructionactivitiesthatdonotincludepermanentfilling7JMaintenanceandConstructionforExistingUsesandFacilities:•Remodeling,replacing,orremovingexistingstructures•Normalandroutinemaintenanceandrepairofanyexistingpublicorprivateusesandfacilitieswherenoalterationofthecriticalareaandrequiredbufferoradditionalfillmaterialswillbeplaced•Constructionactivityconnectedwithanexistingsinglefamilyresidenceorgarage,providedthatnoportionofthenewworkoccursclosertothecriticalareaorrequiredbuffersthantheexistingstructureand/orthedevelopedareaofthesite•Existingactivitieswhichhavenotbeenchanged,expandedoralteredprovidedtheycomplywiththeapplicablerequirementsofRMC4-10flEmergencyActivities:•RemovaloftreesorgroundcoverbyaCitydepartment,agency,public,orprivateutilityinanemergencysituation•Publicinterestemergencyuse,storage,andhandlingofhazardousmaterialsbygovernmentalorganizationsinanAquiferProtectionAreaADDITIONALPERMITS:Additionalpermitsfromotheragenciesmayberequired.Itistheapplicant’sresponsibilitytoobtaintheseotherapprovals.Informationregardingtheseotherrequirementsmaybefoundathftp://apps.oria.wa.gov/opas/9H:\CED\Data\Forms-Templates\SeIf-HeIpHandouts\Planning\criticalAreasExemption.docRev:12/2015 I,theundersigned,declareuderpenaltyofperjuryunderthelawsoftheStateofWashington,thattothebestofmyknowledget9einformationistrueandcomplete.ApplicantSignature:_________________________________Date:F2’i&ForCityUseOnlyVExemptionGrantedLIExemptionDenied_ __ _ __ _ _ __ _ __ _/1/&JennirHenning,PlanningDirectorDateDepartmentofCommunity&EconomicDevelopmentConditionsofApproval:10H:\CED\Data\Forms-Templates\SeIf-HeIpHandouts\Planning\CriticaIAreasExemption.docRev:12/2015 Ca2Im.ovjcsoun16055(425)zSI—am7p1I—-Efl9IHXPREIJMtARYWETLANDDELiNEATIONMAPFORRESERVEA2’27FFAZYPARK