集水井雨水口介绍

02632–CatchBasinsand02632–集水井和雨水PartGENERAL总WORKINCLUDED02632–CatchBasinsand02632–集水井和雨水PartGENERAL总WORKINCLUDED工作范ThisSectionspecifiestheworknecessaryforthefabricationandinstallationofCatchBasinsandInletscomplete.RELATEDWORK相关工ThisSectionshallbeusedinconjunctionwiththefollowingcodesandrelatedContractDocumentstoestablishthetotalrequirementsforcatchbasinsandinlets:TheSection02300–EarthWork土方工NationalDesignCodesforOutdoorDrainsGB50014-国家室外排水设计规范GB50014-NationalTechnicalRegulationsonMaintenanceandSecurityofDrainagePipe国家排水管道维护安全技术规程CJJ6-StandardDrawingAssemblyforWaterSupplyandDrainageofNationalEngineeringStandardDesign(2010Version)国家建筑标准设计给水排水标准图集 版RevFilename:02632_CatchBasinsAndInlets.DocAuthor:YuQian,YukyDate:08-JunofSection02632CatchBasinsandInletsIntheeventofconflictregardingCatchBasinandInletrequirementsbetweenthisSectionandanyothersection,theprovisionsofthissectionshallgovern.IntheeventofconflictregardingCatchBasinandInletrequirementsbetweenthisSectionandanyothersection,theprovisionsofthissectionshallgovern.PartPRODUCTS产CAST-IN-PLACECATCHBASINConcrete:Concreteshallbeready-mixed,conformingtoGB50204-混凝土：混凝土应为工厂拌和，符合GB50204-2002Forms:Exposedsurfacesshallbeplywood,othersshallbesteel,matchedboards,plywood,orotheracceptablematerial.Formallverticalsurfaces.Providefilletsonreentrantangles.Trenchwalls,largerock,orearthwillnotbeacceptableformReinforcingSteel:ReinforcingsteelshallconformtoGB14-99-91,GB13013-钢筋：钢筋应符合GB14-99-91,GB13013-91的要求Mortar:standardpremixedmortarconformingtoGBcodeorproportiononepartPortlandcementtotwopartsclean,well-gradedsandwhichwillpassa3mmscreen.Admixturesmaybeusednotexceedingthefollowingpercentagesofweightofcement:Hydratedlime,10percent;diatomaceousearthorotherinertmaterials,5percent.Consistencyofmortarshallbesuchthatitwillreadilyadheretotheconcrete.12清洁沙，沙必须过筛，筛孔为m%FramesandGrates:FramesandgratesforcatchbasinsandstormdraininletsshallbefabricatedofsteelconformingtoGB50205-2001inaccordancewiththedetailsshown.Allconnectionsshallbewelded.Weldingshallconformtorequirementsofcurrentcodeforwelding.RevFilename:02632_CatchBasinsAndInlets.DocAuthor:YuQian,YukyDate:08-JunofSection02632CatchBasinsandInletsGB50205- 的要求PartEXECUTION施PREPARATION准ExcavationandExcavationasrequiredtoaccomplishtheBackfillshallbeasspecifiedfortheadjoiningpipetrenchasINSTALLATION-CATCHBASINSANDINLETS集水井与雨水井的安ConstructInletsandCatchBasinsatthelocationsshownandinaccordancewiththeDrawings.Constructformstothedimensionsandelevationsrequired.Formsshallbetightandwellbraced.Chamfercornersofforms.Priortoplacingtheconcrete,removeallwateranddebrisfromtheforms.Moistenformsjustpriortoplacingtheconcrete.Handleconcretefromthetransportingvehicletotheformsinacontinuousmannerasrapidlyaspracticalwithoutsegregationorlossofingredients.Immediatelyafterplacing,compactconcretewithamechanicalLimitthedurationofvibrationtothetimenecessaryproducesatisfactoryconsolidationwithoutcausingScreedthetopsurfaceofexposedslabsandwalls.Whentheinitialwaterhasbeenabsorbed,floatthesurfaceswithawoodfloatandlightlytrowelwithasteeltroweltoasmoothfinishfreefrommarksorirregularities.Finishexposededgeswithasteeledgingtool.Removeformsandpatchanydefectsintheconcretewithmortarmixedinthesameproportionsastheoriginalconcretemix.RevFilename:02632_CatchBasinsAndInlets.DocAuthor:YuQian,YukyDate:08-JunofSection02632CatchBasinsandInletsCureconcretebypreventingthelossofmoistureforaperiodofsevendays.Accomplishwithamembrane-formingcuringcompound.Applythecuringcompoundimmediatelyafterremovalofformsorfinishingoftheslabs.Protectconcretefromdamageduringthesevendaycuringperiod.混凝土养护7天，防止水分蒸发。使用薄膜式养护剂，模板拆除、板面修饰后Cureconcretebypreventingthelossofmoistureforaperiodofsevendays.Accomplishwithamembrane-formingcuringcompound.Applythecuringcompoundimmediatelyafterremovalofformsorfinishingoftheslabs.Protectconcretefromdamageduringthesevendaycuringperiod.混凝土养护7天，防止水分蒸发。使用薄膜式养护剂，模板拆除、板面修饰后施涂养护剂。7天养护期内保证混凝土无损坏。INSTALLATION-PRECASTUNITS预制件的安Ifmaterialinbottomoftrenchisunsuitableforsupportingunit,excavatetorequiredgradeandbackfillwithtrenchstabilizationmaterial.Setunitstogradeatlocation底部适继定材料。制件现场坡INSTALLATION-FRAMESANDGRATES井架与盖板的安Setframesandgratesatelevationsindicatedorasdeterminedinthefieldandinconformancewiththedrawings.根据现场情况安装井架与盖板，并符合图纸要求Framesmaybecastin,orshallbesetinCLEANING清Uponcompletion,cleaneachofallsilt,debris,and清洁：完工后清洁构筑物内的淤泥、杂质与异物Endof本章结RevFilename:02632_CatchBasinsAndInlets.DocAuthor:YuQian,YukyDate:08-JunofSection02632CatchBasinsandInletsCureconcretebypreventingthelossofmoistureforaperiodofsevenAccomplishwithamembrane-formingcuringcompound.Applythecuringcompoundimmediatelyafterremovalofformsorfinishingoftheslabs.Protectconcretefromdamageduringthesevendaycuringperiod.混凝土养护7CureconcretebypreventingthelossofmoistureforaperiodofsevenAccomplishwithamembrane-formingcuringcompound.Applythecuringcompoundimmediatelyafterremovalofformsorfinishingoftheslabs.Protectconcretefromdamageduringthesevendaycuringperiod.混凝土养护7天，防止水分蒸发。使用薄