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ID:50758710
大小:3.99 MB
页数:35页
时间:2020-03-13
《钢筋混凝土施工ppt课件.ppt》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
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
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