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Change Order - 8
Kyle Smith 10/30/23 CAG-22-062, CO #8-23 Approved by Cheryl Beyer via 10/24/2023 email ChangeOrderNo.____8_____ ContractNo.:CAGͲ22Ͳ062 ContractTitle:BronsonWayBridgeͲSeismicRetrofitandPainting ProjectNo.:TED4004020Page2of11 THECONTRACTISMODIFIEDASFOLLOWS: DescriptionofChange: x Deletethefollowingbiditem(s)inthecontract: o BidItemNo.28,EXPANSIONJOINTMODIFICATION–BRIDGEDECK, Quantity=115L.F.,UnitPrice=$470.00perL.F. o BidItemNo.29,EXPANSIONJOINTMODIFICATION–BRIDGESIDEWALK, Quantity=24L.F.,UnitPrice=$500.00perL.F. o BidItemNo.38,BRIDGEDECKREPAIR, Quantity=1EST.,UnitPrice=$16,000.00perEST. o BidItemNo.45,CURBREPAIR, Quantity=40L.F.,UnitPrice=$675.00perL.F. o BidItemNo.46,CONCRETEREPAIR, Quantity=1EST.,UnitPrice=$31,000perEST. x Addthefollowingbiditem(s)tothecontract: o BidItemNo.8Ͳ28,EXANSIONJOINTMODIFICATION–BRIDGEDECK–NEWRCSJOINT, Quantity=115L.F.,UnitPrice=$512.00perL.F. o BidItemNo.8Ͳ29,EXPANSIONJOINTMODIFICATION–BRIDGESIDEWALK–NEWRCS JOINT,Quantity=24L.F.,UnitPrice=$68.00perL.F. o BidItemNo.8Ͳ38,BRIDGEDECKCONCRETEREPAIR, Quantity=1L.S.,UnitPrice=$1,000.00perL.S. o BidItemNo.8Ͳ45A,DECKCURBREPAIR, Quantity=7L.F.,UnitPrice=$860.00perL.F. o BidItemNo.8Ͳ45B,SIDEWALKCURBREPAIR, Quantity=18L.F.,UnitPrice=$500.00perL.F. o BidItemNo.8Ͳ46A,CONCRETEREPAIRFORPIERS,PYLONSANDBRIDGERAILS, Quantity=1L.S.,UnitPrice=$5,000.00perL.S. o BidItemNo.8Ͳ46B,SIDEWALKCONCRETEREPAIR, Quantity=160S.F.,UnitPrice=$200.00perS.F. x ModifyDrawingNo.9,SuggestedConstructionSequence,asshownintherevisedplan attachedtothischangeorder. x ModifyDrawingNo.13,ConcreteRepairProcedureNotes,ConcreteCurbRepairNotesand ConcreteCurbRepairDetails,asshownintherevisedplanattachedtothischangeorder. x ModifyDrawingNo.16,ExpansionJointNotesandExpansionJointModificationDetails,as shownintherevisedplanattachedtothischangeorder. ChangeOrderNo.____8_____ ContractNo.:CAGͲ22Ͳ062 ContractTitle:BronsonWayBridgeͲSeismicRetrofitandPainting ProjectNo.:TED4004020Page3of11 x ModifySpecialProvision6Ͳ02.2Materialstoincludethefollowing: 6Ͳ02.2Materials (April6,2015WSDOTGSP) Section6Ͳ02.2issupplementedwiththefollowing: RapidCureSiliconeSealant RapidcuresiliconesealantshallbeDowCorning902RCSJointSealant. TheContractorshalldeliverthejointsealanttothejobsiteinthesealantmanufacturer’s originalsealedcontained.Eachcontainershallbemarkedwiththesealantmanufacturer’s nameandlotorbatchnumber.Eachlotorbatchshallbeaccompaniedbythe manufacturer’sMaterialsSafetyDataSheet(MSDS),andManufacturer’sCertificateof Compliance,identifyingthelotorbatchnumber,andcertifyingthatthematerials conformtothepropertiesstatedontheproductdatasheet. Thebackerrodshallbeclosedcellexpandedpolyethylenefoamasrecommendedbythe sealantmanufacturer.Thediameterofthebackrodshallbeasrecommendedbythe sealantmanufacturerfortheexpansionjointopeningatthetimeofinstallation. x ModifySpecialProvision6Ͳ02.3(13)ExpansionJointstoincludethefollowing: 6Ͳ02.3(13)ExpansionJoints (April6,2015WSDOTGSP) JointPreparationandInstallationProcedure TheContractorshallsubmitaType1WorkingDrawingconsistingofsealant manufacturer’srecommendedjointpreparationandinstallationprocedure. x ReviseSpecialProvision6Ͳ02.4Measurementasfollows: 6Ͳ02.4Measurement (******) Section6Ͳ02.4issupplementedwiththefollowing: Precastbearingpedestalsshallbemeasuredpereachinstalled. ExpansionjointmodificationͲ____shallbemeasuredbythelinealfoot,measured alongthelineofthecompletedexpansionjointmodification. ChangeOrderNo.____8_____ ContractNo.:CAGͲ22Ͳ062 ContractTitle:BronsonWayBridgeͲSeismicRetrofitandPainting ProjectNo.:TED4004020Page4of11 Elastomericpadswillbemeasuredpereachinstalled. (June26,2000WSDOTGSP) Modifybridgedrainwillbemeasuredpereachforeachbridgedrainmodified. x ReviseSpecialProvision6Ͳ02.5Paymentasfollows: 6Ͳ02.5Payment (******) Section6Ͳ02.5issupplementedwiththefollowing: “PrecastBearingPedestals”,pereach. TheunitContractpricepereachfor“PrecastBearingPedestal”shallbefullpayfor performingtheWorkasspecifiedinSection6Ͳ02.3(9)andprovidingalltools,materials, labor,andequipmenttofabricateandinstalltheprecastbearingpedestalsintheirfinal positiononthebridge.Thesteelreinforcingbarsincludedintheprecastbearingpedestals willbepaidforunderthebiditem“St.Reinf.BarforBridge”. “ExpansionJointModification___”,linealfoot. “ExpansionJointModification–BridgeDeck–NewRCSJoint”,linealfoot. TheunitContractpriceperlinealfootfor“ExpansionJointModification–BridgeDeck– NewRCSJoint”shallbefullpayforperformingtheWorkasshowninthecontract drawingsincludingdemoofspecifiedexistingexpansionjointsteelplatesandangles, installationofnewpolyesterconcreteheaders,backerrodandpouredͲinͲplacerapidͲ curesiliconesealant. “ExpansionJointModification–BridgeSidewalk–NewRCSJoint”,linealfoot. TheunitContractpriceperlinealfootfor“ExpansionJointModification–BridgeSidewalk –NewRCSJoint”shallbefullpayforperformingtheWorkasshowninthecontract drawingsincludingdemoofspecifiedexistingexpansionjointsteelplates,installationof backerrodandpouredͲinͲplacerapidͲcuresiliconesealant. “ElastomericPad–Superstr.”,pereach. TheunitContractpricepereachfor“ElastomericPad–Superstr.”shallbefullpayfor performingtheWorkasspecifiedinSection6Ͳ02.3(19)andprovidingalltools,materials, ChangeOrderNo.____8_____ ContractNo.:CAGͲ22Ͳ062 ContractTitle:BronsonWayBridgeͲSeismicRetrofitandPainting ProjectNo.:TED4004020Page5of11 labor,andequipmenttofabricateandinstalltheelastomericpadsintheirfinalposition onthebridge. (June26,2000WSDOTGSP) “ModifyBridgeDrainͲ___”,pereach. x ReviseSpecialProvision6Ͳ08.4Measurementasfollows: 6Ͳ08.4Measurement (******) Section6Ͳ08.4issupplementedwiththefollowing: BridgeDeckRepairshallbebyforceaccount. BridgeDeckConcreteRepaircontainsthefollowingapproximatequantities: LocationDescriptionNo.ofRepair Locations Approx.Total Area(S.F.) Span3,UpstreamatPier4118.0 Total=118(rounded) NoadjustmentsotherthanforacceptedchangeswillbemadeinthelumpsumContract pricefor“BridgeDeckConcreteRepair”eventhoughtheactualquantitiesrequiredmay deviatefromthoselisted. x ReviseSpecialProvision6Ͳ08.5Paymentasfollows: 6Ͳ08.5Payment (******) Section6Ͳ08.5issupplementedwiththefollowing: “BridgeDeckRepair”,Est. “BridgeDeckRepair”shallbepaidforbyForceAccountasprovidedinSection1Ͳ09.6and willbefullpaymentforallworkrequiredtoperformbridgedeckrepairsatlocations determinedperSection6Ͳ08.3(7)AanddirectedbytheEngineer.Forthepurposeof providingacommonProposalforallBidders,theContractingAgencyhasenteredan amountfor“BridgeDeckRepair”intheScheduleofPricesoftheProposaltobecomepart ofthetotalBidbytheContractor. ChangeOrderNo.____8_____ ContractNo.:CAGͲ22Ͳ062 ContractTitle:BronsonWayBridgeͲSeismicRetrofitandPainting ProjectNo.:TED4004020Page6of11 “BridgeDeckConcreteRepair",lumpsum. “BridgeDeckConcreteRepair”willbepaidfullpaymentforprovidingalllabor,equipment andmaterialsrequiredtoperformconcreterepairsatlocationsdeterminedperSection 6Ͳ08.3(7)AanddirectedbytheEngineer.Thiswillinclude,butnotbelimitedto,drilling holesforreinforcingsteel,removinganddisposingoflooseconcrete,placingreinforcing steel,placingpatchingmaterial,sealingconcrete,installingandremovingaccess,cleaning andpaintingsteel,andcontaininganddisposingofdebris,aswellastheworkspecified inSection6Ͳ08.3(7)andinthecontractdrawingsforbridgedeckconcreterepair.Payment for“BridgeDeckConcreteRepair”willbemadeonthefollowingbasis: x Paymentwillbe100%ofthelumpsumpriceuponcompletionofconcreterepairsat locationsdeterminedperSection6Ͳ08.3(7)AanddirectedbytheEngineer. Damagetoconcretebridgedeck,pavementseatandsteelreinforcingbarresultingfrom BituminousPavementSurfaceRemovalOperationsistheresponsibilityoftheContractor torepairandpayforperSection6Ͳ08.3(6). x ReviseSpecialProvision8Ͳ05MiscellaneousConcreteRepairsasfollows: 8Ͳ05MiscellaneousConcreteRepairs (******) Section8Ͳ05isreͲtitledandrevisedtoread: 8Ͳ05.1Description ThisWorkconsistsofthefurnishingofallmaterial,equipment,andlaborforperforming concreterepairsatpiers,pylons,bridgerailsandbridgesidewalksvariouslocationson thebridgeasindicatedinthecontractdrawingsorasdirectedbytheEngineerand performingcurbrepairsforthebridgedeckandbridgesidewalksasshowninthecontract drawingsorasdirectedbytheEngineer. 8Ͳ05.2Materials Materialsshallbemeettherequirementsofthefollowingsections: CementitiouspatchingmaterialSection9Ͳ20.2 SteelreinforcingbarsSection9Ͳ07.2 PolyesterConcreteSection6Ͳ02.2 8Ͳ05.3ConstructionRequirements ChangeOrderNo.____8_____ ContractNo.:CAGͲ22Ͳ062 ContractTitle:BronsonWayBridgeͲSeismicRetrofitandPainting ProjectNo.:TED4004020Page7of11 Theconcreterepairproceduresforconcreterepairforpiers,pylons,bridgerailsand bridgesidewalksshallfollowSection6Ͳ01.16(2). Thecurbrepairproceduresforconcretedeckcurbsrepairandsidewalkcurbsshallfollow thecurbrepairproceduresshownonthecontractdrawings. 8Ͳ05.4Measurement ConcreteRepairshallbebyforceaccount. ConcreteRepairforPiers,PylonsandBridgeRailscontainsthefollowingapproximate quantities: LocationDescriptionNo.ofRepair Locations Approx.Total Area(S.F.) Pier4,DownstreamPylon,UpstreamFace21.57 Pier3,DownstreamPylon,UpstreamFace11.12 Span2,DownstreamBridgeRail,NorthFloorBeam10.25 Pier4,Column4C10.34 Pier3,Span3EndWall,Beam3F10.76 Pier3,Span3EndWall,Beam3I11.59 Pier3,RiverFace,NEBearing36.84 Pier3,RiverFace,1/4SpanWidth12.08 Pier3,RiverFace,1/4SpanWidth10.67 Pier2,RiverFace,SWBearing211.43 Pier2,RiverFace,1/4SpanWidth10.56 Span3,UpstreamBridgeRail,DownstreamFace61.51 Total=2129(rounded) NoadjustmentsotherthanforacceptedchangeswillbemadeinthelumpsumContract pricefor“ConcreteRepairforPiers,PylonsandBridgeRails”eventhoughtheactual quantitiesrequiredmaydeviatefromthoselisted. SidewalkConcreteRepairwillbemeasuredbythesquarefootofsidewalkarearepaired withPolyesterConcrete. CurbRepairwillbemeasuredbythelinearfootofcurbrepaircompletedalongthecurb line. DeckCurbRepairwillbemeasuredbythelinearfootofrepaircompletedalongthedeck curbline. ChangeOrderNo.____8_____ ContractNo.:CAGͲ22Ͳ062 ContractTitle:BronsonWayBridgeͲSeismicRetrofitandPainting ProjectNo.:TED4004020Page8of11 SidewalkCurbRepairwillbemeasuredbythelinearfootofrepaircompletedalongthe sidewalkcurbline. 8Ͳ05.5Payment PaymentwillbemadeforthefollowingBiditemswhentheyareincludedintheProposal: “ConcreteRepair”,byforceaccountasprovidedinSection1Ͳ09.6. “ConcreteRepair”willbepaidforbyforceaccountasspecifiedinSection1Ͳ09.6andwill befullpaymentforallworkrequiredtoperformconcreterepairsatlocationsindicated inthecontractdrawings,orasdirectedbytheEngineer.Thiswillinclude,butnotbe limitedto,drillingholesforreinforcingsteel,removinganddisposingoflooseconcrete, placingreinforcingsteel,placingpatchingmaterial,sealingconcrete,installingand removingaccess,cleaningandpaintingsteel,andcontaininganddisposingofdebris,as wellastheworkspecifiedinSection6Ͳ01.16(2).Forthepurposeofprovidingacommon ProposalforallBidders,theContractingAgencyhasenteredanamountintheProposal tobecomepartofthetotalBidbytheContractor. “ConcreteRepairforPiers,PylonsandBridgeRails",lumpsum. “ConcreteRepairforPiers,PylonsandBridgeRails”willbefullpaymentforallwork requiredtoperformconcreterepairsatlocationsidentifiedinthecontractdrawings,the bridgeinspectionreportinAppendixA,andasdirectedbytheEngineer.Thiswillinclude, butnotbelimitedto,alllabor,material,andequipmenttodrillholesforreinforcingsteel, removeanddisposeoflooseconcrete,placereinforcingsteel,placepatchingmaterial, sealconcrete,installandremoveaccess,cleanandpaintsteel,andcontainanddispose ofdebris,aswellastheworkspecifiedinSection6Ͳ01.16(2)andinthecontractdrawings forconcreterepairforpiers,pylonsandbridgerails.Paymentfor“ConcreteRepairfor Piers,PylonsandBridgeRails”willbemadeonthefollowingbasis: x Paymentwillbe100%ofthelumpsumpriceuponcompletionofconcreterepairs identifiedinthecontractdrawings,thebridgeinspectionreportinAppendixA,and directedbytheEngineer. “SidewalkConcreteRepair",persquarefoot. Theunitcontractpricefor“SidewalkConcreteRepair”willbefullpaymentforallwork requiredtoperformsidewalkconcreterepairsatlocationsindicatedinthecontract drawings,orasdirectedbytheEngineer.Thiswillinclude,butnotbelimitedto,alllabor, material,andequipmenttodrillholesforreinforcingsteel,removeanddisposeofloose concrete,placereinforcingsteel,placepolyesterconcretepatchingmaterial,installand ChangeOrderNo.____8_____ ContractNo.:CAGͲ22Ͳ062 ContractTitle:BronsonWayBridgeͲSeismicRetrofitandPainting ProjectNo.:TED4004020Page9of11 removeaccess,andcontainanddisposeofdebris,aswellastheworkspecifiedinSection 6Ͳ01.16(2)andinthecontractdrawingsforsidewalkconcreterepair. “CurbRepair”,perlinearfoot. Theunitcontractpricefor“CurbRepair”willbefullpaymentforallworkrequiredfor curbrepairatlocationsshowninthecontractdrawings.Thiswillinclude,butnotbe limitedto,alllabor,material,andequipmenttoremoveanddisposeoflooseconcrete, preparethesurface,installadditionalreinforcing,constructformwork,placeandcure cementitiouspatchingmaterial,removeformworkandcontainmentanddisposalof debris,aswellastheworkspecifiedinthecontractdrawingsforcurbrepair. “DeckCurbRepair”,perlinearfoot. Theunitcontractpricefor“DeckCurbRepair”willbefullpaymentforallworkrequired forcurbrepairatlocationsshowninthecontractdrawings,orasdirectedbytheEngineer. Thiswillinclude,butnotbelimitedto,alllabor,material,andequipmenttoremoveand disposeoflooseconcrete,preparethesurface,installadditionalsteelreinforcing, constructformwork,placeandcurepolyesterconcretepatchingmaterial,remove formworkandcontainmentanddisposalofdebris,aswellastheworkspecifiedinthe contractdrawingsfordeckcurbrepair. “SidewalkCurbRepair”,perlinearfoot. Theunitcontractpricefor“SidewalkCurbRepair”willbefullpaymentforallwork requiredforcurbrepairatlocationsshowninthecontractdrawings,orasdirectedbythe Engineer.Thiswillinclude,butnotbelimitedto,alllabor,material,andequipmentto removeanddisposeoflooseconcrete,preparethesurface,installadditionalsteel reinforcing,constructformwork,placeandcurepolyesterconcretepatchingmaterial, removeformworkandcontainmentanddisposalofdebris,aswellastheworkspecified inthecontractdrawingsforsidewalkcurbrepair. ReasonforChange: ThisChangeOrderdoesnotincludeasignificantchangeasdefinedinSection1Ͳ04.4sincethe characteroftheWorkdoesnotdiffermateriallyinkindornaturefromthatinvolvedorincluded intheoriginalproposedconstruction.Specifically,modifyingexpansionjointswithpolyester concreteheadersandrapidͲcuresiliconesealantjointsandusingpolyesterconcretetoperform repairstobridgedeckcurbs,bridgesidewalkcurbsandbridgesidewalkareasexperiencing delaminationand/orspalling. ChangeOrderNo.____8_____ ContractNo.:CAGͲ22Ͳ062 ContractTitle:BronsonWayBridgeͲSeismicRetrofitandPainting ProjectNo.:TED4004020Page10of11 TheoriginalcontractprescribesuseofpreͲapprovedconcreterepairproceduresthatutilize cementbasedrepairmortarpatchingmaterialsasspecifiedinspec.section9Ͳ20.2.Thischange orderprovidesfortheuseofpolyesterconcretetoperformrepairstodamagedbridgedeckcurbs andbridgesidewalkcurbsinadditiontodamagedareasofbridgesidewalks,asidentifiedbythe Engineer.Additionally,theoriginalcontractprovidesfortheinstallationofnewcompression sealsintheexistingexpansionjoints.Whilecompressionsealsarehistoricallythepreferred standardforsealingbridgeexpansionjoints(withintheprescribedrangeofmovement anticipatedatajoint),theconfigurationofanexistingexpansionjointmayrequireextensive reworkinorderforacompressionsealtoperformproperly.Anticipatingextensivereworktothe BronsonWayBridgeexpansionjointstoaccommodatecompressionseals,theContractor proposedchangingtoarapidͲcuresiliconesealantjointwithpolyesterconcreteheaders. AffectsDBEWork:տYesտNoցN/A(NotFHWAFunded) Materials: PolyesterConcrete,Spec.Section6Ͳ02.2 RapidͲCureSiliconeSealant,Spec.Section6Ͳ02.2 BackerRod,Spec.Section6Ͳ02.2 Plans: Refertodrawingsattachedtothischangeorder. EquitableAdjustment: ThisChangeOrderincludeschangesasdefinedinSection1Ͳ04.4.Specifically,decreasing quantitiesandalteringspecifications,designsorboth.Thischangeorderincludesanequitable adjustmentperSection1Ͳ09.4ofthe2022WSDOT/APWAStandardSpecificationsintheunit price(s)ofthenewbiditem(s).Theunitprice(s)ofthenewbiditem(s)areasfollows: x BidItemNo.8Ͳ28,EXPANSIONJOINTMODIFICATION–BRIDGEDECK–NEWRCSJOINT, UnitPrice=$512.00perL.F. x BidItemNo.8Ͳ29,EXPANSIONJOINTMODIFICATION–BRIDGESIDEWALK–NEWRCSJOINT, UnitPrice=$68.00perL.F. x BidItemNo.8Ͳ38,BRIDGEDECKCONCRETEREPAIR,UnitPrice=$1,000.00perL.S. x BidItemNo.8Ͳ45A,DECKCURBREPAIR,UnitPrice=$860.00perL.F. x BidItemNo.8Ͳ45B,SIDEWALKCURBREPAIR,UnitPrice=$500.00perL.F. x BidItemNo.8Ͳ46A,CONCRETEREPAIRFORPIERS,PYLONSANDBRIDGERAILS, UnitPrice=$5,000.00perL.S. x BidItemNo.8Ͳ46B,SIDEWALKCONCRETEREPAIR,UnitPrice=$200.00perS.F. ChangeOrderNo.____8_____ ContractNo.:CAGͲ22Ͳ062 ContractTitle:BronsonWayBridgeͲSeismicRetrofitandPainting ProjectNo.:TED4004020Page11of11 ExtensionofTime: TheTimeforCompletionisextended0WorkingDays. Sections1Ͳ04.4and1Ͳ04.5ofthe2022WSDOT/APWAStandardSpecificationsshallgovern thisChangeOrder.TheWorkofthereferencedContractismodifiedtoincludethechanges detailedherein.Thepaymentprovidedforhereinshallconstitutethecompleteandfinal settlementforallcostsoflabor,equipment,materials,overhead,profit,permitfees,andall otherclaimsthatmaybemadebytheContractorasaresultofthischange. AttachmentstothisChangeOrder: տFieldDirective տEquitableAdjustmentDetermination տDeterminationofAdditionalWorkingDays ܈Engineer’sEstimateofChangeOrderCost տEngineer’sCalculationofAdditionalWorkingDays տContractor’sQuote ܈Plans տProjectLaborList տContractor’sEquipmentListincludingratesperAGCͲWSDOTEquipmentRental Agreement տSummaryofinvoicesforrentedequipment տSummaryofinvoicesformaterials ProjectNo.:TED4004020ContractNo.:CAGͲ22Ͳ062 BidItemNo. Description Quantity Unit UnitPrice EstimatedCost Itemdescription Labor Hours $0.00 LaborMarkup 31%$0.00 EquipmentHours $0.00 EquipmentMarkup 21%$0.00 Materials Estimate $0.00 MaterialsMarkup 21%$0.00 Services Estimate $0.00 ServicesMarkup 21%$0.00 Mobilization Estimate $0.00 SubcontractorWork Estimate $0.00 SubcontractorMarkup 12%,10%,7%$0.00 $0.00 28 EXPANSIONJOINTMODIFICATIONͲBRIDGE DECK Ͳ115 L.F. $470.00 Ͳ$54,050.00 8Ͳ28 EXPANSIONJOINTMODIFICATIONͲBRIDGE DECKͲNEWRCSJOINT 115 L.F. $512.00 $58,880.00 29 EXPANSIONJOINTMODIFICATIONͲBRIDGE SIDEWALK Ͳ24 L.F. $500.00 Ͳ$12,000.00 8Ͳ29 EXPANSIONJOINTMODIFICATIONͲBRIDGE SIDEWALKͲNEWRCSJOINT 24 L.F. $68.00 $1,632.00 38 BRIDGEDECKREPAIR Ͳ1 EST. $16,000.00 Ͳ$16,000.00 8Ͳ38 BRIDGEDECKCONCRETEREPAIR 1 L.S. $1,000.00 $1,000.00 45 CURBREPAIR Ͳ40 L.F. $675.00 Ͳ$27,000.00 8Ͳ45A DECKCURBREPAIR 7 L.F. $860.00 $6,020.00 8Ͳ45B SIDEWALKCURBREPAIR 18 L.F. $500.00 $9,000.00 46 CONCRETEREPAIR Ͳ1 EST. $31,000.00 Ͳ$31,000.00 8Ͳ46A CONCRETEREPAIRFORPIERS,PYLONSAND BRIDGERAILS 1 L.S. $5,000.00 $5,000.00 8Ͳ46B SIDEWALKCONCRETEREPAIR160 S.F. $200.00 $32,000.00 Ͳ$26,518.00 Perattacheddetermination Estimate $0.00 Ͳ$26,518.00 Ͳ$26,518.00 EstimatedChangeOrderCost ChangeOrderNo.8 ForceAccountTotal BidItemChangeTotal CalculatedCost EstimatedChangeOrderCost EquitableAdjustment ForceAccount BidItemChange Page1of1 07/$'4$; #224'8+5+10&'5%4+26+10&4#90$; &'5+)0$; %*'%-$; 241,/)4 (+.' CITY OF RENTONBY:DATE:APPROVED FOR CONSTRUCTION'&4#9+0)01241,'%60156#6'#+&01' 5*''601OF5748';'& $4105109#;$4+&)'Ä5'+5/+%4'641(+6#0&2#+06+0)28ELEVATION: SEQUENCE 1 THRU 8ELEVATION: SEQUENCE 9 THRU 16%105647%6+105'37'0%+0)2.#06'&,55%#/%#//,5*.2Ä PLAN: CONSTRUCTION SEQUENCESCALE: 1" = 10'-0"0 5' 10' 20'SCALE: 1" = 10'-0"0 5' 10' 20'SCALE: 1" = 10'-0"0 5' 10' 20'7/11/202211CHANGE ORDER NO. 8 - MODIFY DETAILS FOR EXP. JTS., CONC. & CURB REPAIRS6/06/23NEW RAPID-CURE SILICONE (RCS) SEALANT EXPANSION JOINTSPIERS, PYLONS AND BRIDGE RAILS1SIDEWALKS AND SIDEWALK CURBS. (SHEETS 13 AND 16)1 07/$'4$; #224'8+5+10&'5%4+26+10&4#90$; &'5+)0$; %*'%-$; 241,/)4 (+.' CITY OF RENTONBY:DATE:APPROVED FOR CONSTRUCTION'&4#9+0)01241,'%60156#6'#+&01' 5*''601OF5748';'& $4105109#;$4+&)'Ä5'+5/+%4'641(+6#0&2#+06+0)28%10%4'6'4'2#+456'&,55%#/%#//,5*.2Ä SCALE: 1 1/2" = 1'-0"0 6" 12" 18"SCALE: 1 1/2" = 1'-0"0 6" 12" 18"SCALE: 3" = 1'-0"03"6"9"7/11/20224.THE BRIDGE CONC. SIDEWALKS HAVE AREAS OF DELAMINATION, MAINLY IN THE VICINITY OF EXISTING JOINTS. THESE AREAS PLUS ANY ADDITIONAL SIDEWALK LOCATIONS IDENTIFIED BY THE ENGINEER SHALL BE REPAIRED IN ACCORDANCE WITH THE PRE-APPROVED REPAIR PROCEDURES LISTED IN SPEC. SECTION 6-01.16(2) WITH POLYESTER CONCRETE THAT COMPLIES WITH SPEC. SECTION 6-02.2. THIS WORK SHALL BE MEASURED AND PAID FOR AS "SIDEWALK CONCRETE REPAIR". REFER TO DETAIL 3 ON DRAWING 16 FOR REPAIRING AREAS ADJACENT TO SIDEWALK EXPANSION JOINTS. 11CHANGE ORDER NO. 8 - MODIFY DETAILS FOR EXP. JTS., CONC. & CURB REPAIRS6/06/23REMOVE CONCRETE TO THIS LINE, APPROX. 4" FROM FACE OF CURB, AS NECESSARY TO LAP SPLICE NEW AND EXIST. REBAR. NEW HMA WEARING COURSE, THICKNESS VARIES IF NEW HMA PLACED PRIOR TO DECK CURB REPAIR, SAWCUT AND REMOVE HMA TO TOP OF CONC. DECK. LIMIT HMA REMOVAL TO 10" FROM FACE OF CURB. POLYESTER CONCRETE MAY BE USED AS WEARING COURSE. NEW #3 BAR OPTIONAL FOR SIDEWALK CURBS WHEN POLYESTER CONC. REPAIR MATERIAL USED. NEW #3 BAR NOT OPTIONAL FOR DECK CURBS REGARDLESS OF REPAIR MATERIAL USED. 1NEW #3 BAR NOT OPTIONAL FOR DECK CURBS REGARDLESS OF REPAIR MATERIAL USED. NEW #3 BAR OPTIONAL FOR SIDEWALK CURBS WHEN POLYESTER CONC. REPAIR MATERIAL USED. 11POLYESTER CONCRETE 6-02.2POLYESTER CONCRETE POLYESTER CONCRETE PER MANUFACTURER'S RECOMMENDATIONS. POLYESTER CONCRETE POLYESTER CONCRETE REPAIRS TO SIDEWALK CURBS SHALL BE MEASURED AND PAID FOR AS "SIDEWALK CURB REPAIR".REPAIRS TO DECK CURBS SHALL BE MEASURED AND PAID FOR AS "DECK CURB REPAIR". 1PIERS, PYLONS AND BRIDGE RAILS REPAIR FOR PIERS, PYLONS AND BRIDGE RAILS". CONCRETE 07/$'4$; #224'8+5+10&'5%4+26+10&4#90$; &'5+)0$; %*'%-$; 241,/)4 (+.' CITY OF RENTONBY:DATE:APPROVED FOR CONSTRUCTION'&4#9+0)01241,'%60156#6'#+&01' 5*''601OF5748';'& $4105109#;$4+&)'Ä5'+5/+%4'641(+6#0&2#+06+0)28$4+&)'&'%-18'4.#; ':2#05+10,1+06/1&+(+%#6+106'&,55%#/%#//,5*.2Ä SCALE: 3" = 1'-0"03"6"9"SCALE: 3" = 1'-0"03"6"9"SCALE: 3" = 1'-0"03"6"9"7/11/2022RAPID-CURE SILICONE SEALANTRAPID-CURE SILICONE SEALANTRAPID-CURE SILICONE SEALANTRAPID-CURE SILICONE SEALANTTO BE REMOVEDEXISTING ANGLES TO REMAINEXISTING PLATE TO BE REMOVEDCOMPRESSION SEALS REMOVED FROM CONTRACT, REPLACED WITH RAPID-CURE SILICONE SEALANT WITH BACKER RODPOLYESTER CONC., 5/8" MIN. THICKNESSSIDEWALK CONC. REPAIR, 2'-0" MIN. TO 3'-0" MAX. SIDEWALK CONC. REPAIR, 2'-0" MIN. TO 3'-0" MAX. REMOVE EXIST. CONC., 1" MAX. DEPTHSIDEWALK CONC. REPAIR, 2'-0" MIN. TO 3'-0" MAX. REMOVE EXIST. CONC., 1" MAX. DEPTHRAPID-CURE SILICONE SEALANT222222CHANGE ORDER NO. 8 - MODIFY DETAILS FOR EXP. JTS., CONC. & CURB REPAIRS6/06/23RAPID-CURE SILICONE SEALANT SHALL BE DOW CORNING 902 RCS JOINT SEALANT. SIDEWALK CONC. DEMO, PATCHING AND REPAIR WITH POLYESTER CONC. SHALL BE MEASURED AND PAID FOR AS "SIDEWALK CONCRETE REPAIR" PER SPEC SECTIONS 8-08.4 AND 8-08.5. SIDEWALK EXPANSION JOINT STEEL PLATE REMOVAL AND DISPOSAL, JOINT CLEANING AND PREP, AND INSTALLATION OF BACKER ROD AND RAPID-CURE SILCONE SEALANT SHALL BE MEASURED AND PAID FOR AS "EXPANSION JOINT MODIFICATION - BRIDGE SIDEWALK - NEW RCS JOINT" PER SPEC. SECTIONS 6-02.4 AND 6-02.5. EXPANSION JOINT MODIFICATION - BRIDGE DECK - NEW RCS JOINTEXPANSION JOINT MODIFICATION - BRIDGE SIDEWALK - NEW RCS JOINT"EXPANSION JOINT MODIFICATION - BRIDGE DECK - NEW RCS JOINTS"RAPID-CURE SILICONE SEALANT SHALL BE DOW CORNING 902 RCS JOINT SEALANT. 2CELLULAR FOAM BACKER ROD1/2" MIN. 1/2" MAX. 1/2" MIN. 1/2" MAX. PRIMER AS REQUIRED BY MANUFACTURERNOT TO SCALENOT TO SCALEMATCH EXISTING WIDTH SIDEWALK CONC. REPAIR, 2'-0" MIN. TO 3'-0" MAX.RAPID-CURE SILICONE SEALANT1/2" MIN. POLYESTER CONC., 5/8" MIN. THICKNESSMATCH EXISTING WIDTH CELLULAR FOAM BACKER RODPRIMER AS REQUIRED BY MANUFACTURERSAWCUT AND SEAL HMA AT EDGE OF HEADER SEE DETAIL 6 ON DRAWING NO. 17, TYP. SAWCUT AND SEAL HMA AT EDGE OF HEADER IF HMA PLACED AFTER HEADERS1CHANGE ORDER NO. 4 - ADD HMA THICKNESS TO BRIDGE DECK CROWN5/19/23HMA OVERLAY 0.15' @ EACH CURB, TYP.110.27'