钢筋混凝土施工ppt课件.ppt

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1、Reinforcedconcreteworks钢筋混凝土施工贵广高铁Guiyang–GuangzhouPDLRailway1THEMES主题ThistrainingistogiveguidelinesandteachingtheLocalsupervisoronconstructionmethodthatcouldpracticeontheongoingconstructionworksoftheGuiyang-guangzhourailwayproject这次培训的目的是在施工方法上对监理进行指导和教学，以便在贵广高铁项目接下

2、来的施工中加以实践。FORLSTHRUFQR外方质量代表对中方监理2GUIDELINESANDTOPICSOFTHETRAININGFORTHESUPERVISORONBRIDGES培训针对桥梁施工的监理3Reinforcedconcreteworks钢筋混凝土施工PierFoundationorPlateHead桥墩基础或承台Piercolumns桥墩Columnheadcaps墩帽4ForinstallationofReinforcedsteelbars加固钢筋的安装Sequenceofwork:工序：Checkandstu

3、dythestructuraldetailsanddrawingsofthestructure.确认、学习钢筋笼的结构细节和结构图；Checkthefabricatedsteelbarsrequiredasitsnumbers,measurementsanddiameterneeded.检查钢筋笼钢筋数量、规格、及直径；Steelbarstobeinstalledshouldbecleanedfromrustanddirt.必须清除钢筋上的锈迹、污垢；5Establishtheexactlocationofthestructur

4、ebythesurveyteam.由测量队伍确定结构的确切位置Structuretobeinstalledsteelbarsshouldbecleanedfromdirt,mud,wasteconcreteoranyothermaterials.必须清理要架设钢筋的结构上的污垢、淤泥、废弃混凝土及其他材料；Properchippingofconstructionjointspriortostartonconnectingstructure.在连接结构之前，要对施工缝认真凿毛。Properfixingandspacingonthe

5、installations.钢筋安装要牢固，间距要合适；6Forinstallationofreinforcedsteelbars加固钢筋的安装Adequateprovisionofspacersandconcretecovering.要使用足够的混凝土垫块、预留足够的混凝土保护层；CheckingbyLocalSupervisorforitsinstalledsteelbarsbynumbers,measurements,diameterbasedontherequireddrawingsandfreefromdirtrust

6、andtheproperconstructionjoints.监理要根据图纸对安装的钢筋的数量、规格、直径进行确认，同时确认是否除锈、施工缝是否认真凿毛。7Installedformandbottomsteelbars安装模板和底部钢筋Whathappenedtotheconcretecovering,itismissing?混凝土保护层呢？不见了吗？Whatwaswrongwhycannotpourleanconcrete?为什么不浇注混凝土？Istherenoneedcleaningtheformwhentoinstall?

7、安装模板的时候，没有必要清洗干净吗？Whytheinstalledsteelbarsarerusting?为什么已安装的钢筋都生锈了？8Concretecastingofplatehead承台混凝土浇筑Isthiskindofcuringworks?这是在做养护工作吗？Propercuringworksistocontinuouslysprayingwaterorbyfloodingontopofplatehead.正确的养护方式是持续喷水，或在承台顶部用蓄水法养护。9Forinstallationofforms模板的安装Seq

8、uenceofworks工序:Checkthedetaildrawingandlayoutofthestructure.确认细节图和结构布置；Establishtheexactlocation,alignmentandcoordinatesofthestruct