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Barbee Maintenance Dredging Mitigation SME Approval
pANDECONOMICDEVELOPMENT—RffltOflPLANNINGDIVISIONCERTIFICATEOFEXEMPTIONFROMSHORELINESUBSTANTIALDEVELOPMENTDATE:May27,2016PROJECTNUMBER:LUA6-000388,SMEPROJECTNAME:BarbeeMaintenanceDredgingMitigationShorelineExemptionPROJECTMANAGER:AngeleaWeihs,AssistantPlannerOWNER:TheBarbeeCompanyP.O.Box359Renton,WA98057APPLICANT:MichaelLloyd38210SE92ndStSnoqualmie,WA98065PROJECTLOCATION:3909LAKEWASHINGTONBLVDNPROJECTDESCRIPTION:Theproposedworkconsistsofenvironmentalenhancementsandmitigationmeasures,arisingfromstateandfederalpermittingrequirements,toimprovenear-shoreshallowwaterhabitat(seeprojectplan).Theseenvironmentalenhancementsinclude,replacementofasolidfloatwithahighlight-transmissiongratedfloat,extractionoftreatedanduntreatedwoodpiles,replacementofwoodpileswithfourgalvanizedpipepiles,removalofseverallargeangularrocksatbaseofbasalticcolumnarrockery,andplacementofapproximately20CYofroundedriverrock(aka,“fishrock”)attherockery.TheseenvironmentalenhancementsareinresponsetoapprovalofatenyearShorelineSubstantialDevelopmentPermit(LUAO5-138)fordredgingthemouthofMayCreekwheresedimentscollecttopreventfloodingoftheBarbeeMillpropertyandtomaintainnavigationaldepthstoanexistingboathouse.Thesemitigationmeasureswererequiredasapartofpermitapproval,andareapprovedbyUSACE(NWS-2007-10-19).Theenvironmentalenhancementworkisanticipatedtobecompletedduringtheapprovedin-waterworkwindowinaccordancewithHPArequirements.TheanticipatedHPAin-waterworkwindowisJuly,16throughSeptember,15ofthisyear.Theapplicantisproposingtoreplaceasolidwoodfloat,approximately25’immediatelysouthoftheboathouse.Thesolidfloatis32’longandhasanareaof256sf.Anewfloatthatis24’longandhasasurfaceareaof192sfwillbeinstalled.Thenewfloatis25%smaller.Theentiresurfaceareaofthefloatwillbegratedwithhighlight-transmissiongrating(>63%lighttransmission)tosubstantiallyimprovelighttransmissiontonear-shore,shallowwaterhabitat.ThreetreatedpileswillbeextractedandreplacedwithPage1of4 CityofRentonDepartmentofCommunity&EconomicDevelopmentCertificoteofExemptionfromShorelineSubstontiolDevelopmentBorbeeMointenonceDredgingMidgotionShorelineExemptionLUA6-000388,SMEtwosmallergalvanizedpipepilestoeliminatecreosotetreatedpiles.Approximatelytentreatedpilesatthereplacementfloat,mentionedabove,willbeextractedinaccordancewithWashingtonDepartmentofFishandWildlife(WDFW)requirementsandprocedures.Additionally,twodolphins,consistingofthreepileseach,willalsobeextracted.Becausetheremaybe“stubbed”piles,belowthewaterline,thenumberofpilesisstatedasapproximate.Extractedpileswillbecutintosmalllengthsfordisposalatanapprovedlandfill.Atnotimewillanytreatedwoodpilingbereusedforanypurpose.Fourpipepileswillbeinstalled.Asmentionedabove,thethreepilesatthefloatwillbereplacedwithtwo10”galvanizedpilepilestosecurethenewgratedfloat.Two12”galvanizedpipepileswillbeinstalledtoreplacethetwodolphinsidentifiedimmediatelyabove.Theapplicantisproposingtoremoveseverallargeangularbasalticrocksinthewateratthebaseoftherockeryapproximately75’southoftheboathouseTheserockswillberemovedfromthewaterandtakenoff-site.Approximately20CYofapprovedfishrockwillbeplacedatthebaseoftherockeryandatareaimmediacysouthoftheboathouseandadjacenttotheexistingboatramp.Ofthisquantityabout2or3yardswillbeplacedneartheboatramp,andtheremainderwillbeplacedattherockery.SEC-TWN-R:NW32-24-5LEGALDESCRIPTION:(KingCountyAssessor)HILLMANSLKWNGARDENOFEDEN#2“LOTA”RENTONLOTLINEADJUSTMENTNOLUA-96-153LLA-LND-30-0152RECNO20061002900012SDLOTLINEADJUSTMENTDAFLOTS1THRU13INBLOCKAOFHILLMANSLAKEWASHINGTONGARDENOFEDENDIVNO2PLATTGWSHLDSADSANDTGWTHENWLY25.00FTOFBNSFROWLYBTWNTWOLNSDRAWNPLW&DIST25.00AND50.00FTNWLYASMEASATR/AFRMAINTRACKC/LBOUNDEDONTHENORTHBYTHEELYEXTNOFTHENORTHLNOFLOTlANDBOUNDEDONTHESOUTHBYTHEELYEXTNOFTHESOUTHLNOFLOT13OFSDHILLMANSLAKEWASHINGTONGARDENOFEDENDIV2SEC-TWN-R:NW32-24-5LEGALDESCRIPTION:(KingCountyAssessor)HILLMANSLKWNGARDENOFEDEN#2“LOTD”RENTONLOTLINEADJUSTMENTNOLUA-96-153LLA-LND-30-0152RECNO20061002900012SDLOTLINEADJUSTMENTDAFLOTS1THRU13INBLOCKAOFHILLMANSLAKEWASHINGTONGARDENOFEDENDIVNO2PLAYTGWSHLDSADSANDTGWTHENWLY25.00FTOFBNSFROWLYBTWNTWOLNSDRAWNPLW&DIST25.00AND50.00FTNWLYASMEASATR/AFRMAINTRACKC/LBOUNDEDONTHENORTHBYTHEELYEXINOFTHENORTHLNOFLOTlANDBOUNDEDONTHESOUTHBYTHEELYEXTNOFTHESOUTHLNOFLOT13OFSDHILLMANSLAKEWASHINGTONGARDENOFEDENDIV2Page2of4 CityofRentonDepartmentofCommunity&EconomicDevelopmentCertificoteofExemptionfromShorelineSubstantialDevelopmentBarbeeMaintenanceDredgingMitigationShorelineExemptionLUAI6-000388,SMESEC-TWN-R:NW32-24-5LEGALDESCRIPTION:(KingCountyAssessor)BARBEEMILLSEC-TWN-R:NW32-24-5LEGALDESCRIPTION:(KingCountyAssessor)HILLMANSLKWNGARDENOFEDEN#2“LOTC”RENTONLOTLINEADJUSTMENTNOLUA-96-153LLA-LND-30-0152RECNO20061002900012SDLOTLINEADJUSTMENTDAFLOTS1THRU13INBLOCKAOFHILLMANSLAKEWASHINGTONGARDENOFEDENDIVNO2PLATTGWSHLDSADSANDTGWTHENWLY25.00FTOFBNSFROWLYBTWNTWOLNSDRAWNPLW&DIST25.00AND50.00FTNWLYASMEASATR/AFRMAINTRACKC/LBOUNDEDONTHENORTHBYTHEELYEXTNOFTHENORTHLNOFLOT1ANDBOUNDEDONTHESOUTHBYTHEELYEXTNOFTHESOUTHLNOFLOT13OFSDHILLMANSLAKEWASHINGTONGARDENOFEDENDIV2SEC-TWN-R:NW32-24-5LEGALDESCRIPTION:(KingCountyAssessor)HILLMANSLKWNGARDENOFEDEN#2“LOTB”RENTONLOTLINEADJUSTMENTNOLUA-96-153LLA-LND-30-0152RECNO20061002900012SDLOTLINEADJUSTMENTDAFLOTS1THRU13INBLOCKAOFHILLMANSLAKEWASHINGTONGARDENOFEDENDIVNO2PLATTGWSHLDSADSANDTGWTHENWLY25.00FTOFBNSFROWLYBTWNTWOLNSDRAWNPLW&DIST25.00AND50.00FTNWLYASMEASATR/AFRMAINTRACKC/LBOUNDEDONTHENORTHBYTHEELYEXTNOFTHENORTHLNOFLOTlANDBOUNDEDONTHESOUTHBYTHEELYEXTNOFTHESOUTHLNOFLOT13OFSDHILLMANSLAKEWASHINGTONGARDENOFEDENDIV2WATERBODY:AnexemptionfromaShorelineManagementSubstantialDevelopmentPermitisherebyApprovedwithConditions*ontheproposedprojectinaccordancewithRMC4.9.190C‘ExemptionfromPermitSystem’andforthefollowingreasons:ProjectstoImproveFishandWildlifePassageorHabitat:Apublicorprivateproject,theprimarypurposeofwhichistoimprovefishorwildlifehabitatorfishpassage,whenallofthefollowingapply:a.TheprojecthasbeenapprovedinwritingbytheDepartmentofFishandWildlifeasnecessaryfortheimprovementofthehabitatorpassageandappropriatelydesignedandsitedtoaccomplishtheintendedpurpose.b.TheprojecthasreceivedhydraulicprojectapprovalbytheDepartmentofFishandWildlifepursuanttochapter75.20RCW.c.ThePlanningDivisionhasdeterminedthattheprojectisconsistentwiththeShorelineMasterProgram.Page3of4 CityofRentonDepartmentofCommunity&EconomicDevelopmentCerL7ficoteofExemptionfromShorelineSubstontiolDevelopmentBorbeeMaintenanceDredgingMitigationShorelineExemptionLUA16-000388,SMETheproposeddevelopmentis:ConsistentwiththepoliciesoftheShorelineManagementAct.ConsistentwiththeguidelinesoftheDepartmentofEcologywherenoMasterProgramhasbeenfinallyapprovedoradoptedbytheDepartment.ConsistentwiththeCityofRentonShorelineMasterProgram.CONDITIONS:PLN-AdministrativeDecisionCondition1.AllworkshallcomplywithanyconditionsoftheHydraulicProjectApprovalandUSACEpermitapproval(NWS-2007-1O-19)issuedforthedredgingoftheMayCreekDelta.SIGNATURE&DATEOFDECISION:JenniferHenning,PlanningDireabrDateTheadministrativelandusedecisionwillbecomefinalifnotappealedinwritingtogetherwiththerequiredfeeto:HearingExaminer,CityofRenton,1055SouthGradyWay,Renton,WA98057onorbefore5:00pm,onJune10,2016.AdditionalinformationregardingtheappealprocessmaybeobtainedfromtheRentonCityClerk’soffice,RentonCityHall-7thFloor,(425)430-6510.Attachments:Vicinity/NeighborhoodDetailMap,SitePlan,ProjectNarrativecc:TheBarbeeCompanyTheBarbeeCompany-OwnerLloyd&Associates,IncMichaelLloyd-ApplicantPage4of4 BarbeeEnvironmentalEnhancementScale(ifiIIIPURPOSE:EnhanceEnvironmentDATUM:USACE/SeattleDistrictfNAD83)ADJACENTPROPERTYOWNERS:BarbeeCompanyBatbeeMillDevelopmentBurlingtonNorthern-SanteFeAPPLICANT:BarbeeCompanyREFERENCE:USACENWS-2007-1019-NOLOCATIONADDRESS:3901LakeWashingtonBlvd.N.Renton,KingCounty,WA98055SectionTownshipRange:NW322405Lat:47N3140Long:122W1229PROPOSED:EnvironmentalEnhancementWATERBODY:LakeWashingtonNeighborhoodDetailMapEXHIBIT1ProjectAa,-..efltflTukwib.Ø%.I,________r1.pmentDevek—.C•-4L 100,- mx=I-I I-I-l +H- I =7•i•/ “-T -- Fish rock Placement Area (2016) treated Extract treated piles,replace with steel cans (2016) / ——I /7 _____________ +H- PURPOSE:Enhance Shallow-water APPLICANT:Barbee Company PROPOSED:Environmental Enhancement ProjectREFERENCE:USACE NWS-2007-1019-NO WATERBODY:Lake WashingtonDATUM:USACE I Seattle District (NAD83)LOCATION ADDRESS: Section Township Range:NW 32 24 05 3901 Lake Washington Blvd.N.Site PlanLat:47N 31 40’Long:122W 12’29”Renton,King County,WA 98055 5/11/201 6 EXHIBIT3CityofRenton—ShorelineExemptionRequestAttachment3.ProjectNarrative(5copies)ProjectName:BarbeeEnvironmentalEnhancementsProjectArea:Approximately90,000sfLocation:LakeWashington,CityofRentonShorelineWaterwardofsinglefamilyresidencesfrom4001WellsAve.to3905LakeWashingtonBlvd.N,RentonWashington,Briefdescriptionofproposedwork:Theproposedworkconsistsofenvironmentalenhancementsandmitigationmeasures,arisingfromstateandfederalpermittingrequirements,toimprovenear-shoreshallowwaterhabitat(seeprojectplan).Theseenvironmentalenhancementsinclude:•Replacementofasolidfloatwithahighlight-transmissiongratedfloat.•Extractionoftreatedanduntreatedwoodpiles.•Replacementofwoodpileswithfourgalvanizedpipepiles•Removalofseverallargeangularrocksatbaseofbasalticcolumnarrockery•Placementofapproximately20CYofroundedriverrock(aka,“fishrock”)attherockeryfloatReplacement.Asolidwoodfloat,approximately25’immediatelysouthoftheboathousewillbereplaced.Thesolidfloatis32’longandhasanareaof256sfAnewfloatthatis24’longandhasasurfaceareaof192sfwillbeinstalled.Thenewfloatis25%smaller.Theentiresurfaceareaofthefloatwillbegratedwithhighlight-transmissiongrating(>63%lighttransmission)tosubstantiallyimprovelighttransmissiontonear-shore,shallowwaterhabitat.Threetreatedpileswillbeextractedandreplacedwithtwosmallergalvanizedpipepilestoeliminatecreosotetreatedpiles(seebelow)Extractionoftreated/untreatedpiles.Approximatelytentreatedpilesatthereplacementfloat(mentionedabove)willbeextractedinaccordancewithWashingtonDepartmentoffishandWildlife(WDFW)requirementsandprocedures.Additionally,twodolphins,consistingofthreepileseach,willalsobeextracted.Becausetheremaybe“stubbed”piles,belowthewaterline),thenumberofpilesisstatedasapproximate.Extractedpileswillbecutintosmalllengthsfordisposalatanapprovedlandfill.Atnotimewillanytreatedwoodpilingbereusedforanypurpose.DriveGalvanizedpipepiles.fourpipepileswillbeinstalled.Asmentionedabove,thethreepilesatthefloatwillbereplacedwithtwo10”galvanizedpilepilestosecurethenewgratedfloat.Two12”galvanizedpipepileswillbeinstalledtoreplacethetwodolphinsidentifiedimmediatelyabove.AngularRockRemoval.Thereareseverallargeangularbasalticrocksinthewateratthebaseoftherockeryapproximately75’southoftheboathouse.Theserockswillberemovedfromthewaterandtakenoffsite.Lloyd&Associates,Inc. CityofRenton—ShorelineExemptionRequestPlacementof“fishRock”.Approximately20CYofapprovedfishrockwillbeplacedatthebaseoftherockeryandatareaimmediacysouthoftheboathouseandadjacenttotheexistingboatramp.Ofthisquantityabout2or3yardswillbeplacedneartheboatramp,andtheremainderwillbeplacedattherockery.BasisfortheExemption:Completionofthisprojectwillimproveshallow-waterfishhabitat.Anticipateddatesofwork:July-September2016Environmentalenhancementworkisanticipatedtobecompletedduringtheapprovedin-waterworkwindowinaccordwithHydraulicProjectApproval(HPA)requirements.AnticipatedHPAin-waterworkwindowisJuly16—September15.Otherpermitsrequiredforproposedproject;USACEpermit(NWS-2007-1019)DepartmentofEcologyapprovals(ShorelinesandWaterQualityCertification)HydraulicProjectApproval(WDFW—notyetobtained).Currentandproposeduseofthesite:Currentlythesiteisentirelyaquaticlandsownedbyprojectproponent.TheworksiteisadjacenttotheshorelineandusedfornavigationalaccesstotheboathouseandrelatedrecreationalusesonlakeWashington.Therearenoproposedchangestositeuse.SpecialsitefeaturesTheprojectsiteisuniquewaterfrontonLakeWashington.Asstatedabove,theprojectproponentownsaquaticlandsofthewaterfrontforfoursinglefamilyhomes.Thereisaboathouseatthenorthendandashared-usedockatthesouthend.ThesiteisalsonearMayCreek.Soiltypeanddrainageconditions:Existingsedimentsattheprojectsiteatthenorthareprincipallysandsandgravels(withroundedrockupto8”indiameter)arisingfromMayCreeklacustrinedeposition.Thesandsandgravelsgradetofinermaterials(finesandsandsilt)atthesouthendasonemovesfurtherawayfromsandsandgravelsdepositedbyMayCreekatthenorthendofthesite(depositionoccursprincipallyduringseverestormevents).Whendredged,thesedimentsatthenorthendareknowntobewelldrainingsandsandgravelswithoccasionalroundedrock.EstimatedConstructionandFairMarketValueCosts.Constructioncostsareestimatedtobeapproximately$65,000.Thefairmarketvalueishardertoestimate,butpermittingcosts,delays,andtransactionalandadministrativecosts,ifincludedinfairmarketvalue,bumpestimatessubstantiallyhigherthantheconstructioncosts.Thereisalsothedifficultyofestimatingthevaluetofishesandwildlifeofenhancedshallow-waterhabitat.FairMarketValue?Justaguessat$300,000.EstimatedQuantitiesandtypesofmaterials:Approximately20CYofroundedriverrock(approvedpreviouslybyWDFW)willbeplacedinthewaterattherockery,asdiscussedabove.Lloyd&Associates,Inc. SCityofRenton—ShorelineExemptionRequestTreeRemoval:Notreeswillberemoved.DistancefromOrdinaryHighWaterLine:Allproposedenvironmentalenhancementsattheprojectsitewilloccurin-waterbelowtheordinaryHighWaterLine(OHWL21.8’feet,MSL,USACEdatum).NatureoftheExistingShoreline:Theexistingshorelineisalmostentirelyabulkheadcomposedofbasalticrock.Aportionofthisprojectisdirectedatremovalangularrockatthebaseofthebulkheadandsofteningtheshorelinealongthebaseoftherockerywithroundedfishrock.HeightRestrictions:Nostructuresareproposedinthisenvironmentalenhancementproject.Lloyd&Associates,Inc.