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1、张承高速TJ13标伊逊河1号大桥12号台左幅1号肋板施工方案目录一、编制依据1二、工程概况1三、人员组织2四、机械设备组织3五、工期安排3六、肋板施工方案36.1测量定位36.2钢筋制作及安装46.3模板安装86.4砼施工116.5砼养护126.6肋板质量检验12七、肋板施工工艺13八、质量保证措施13九、安全保证措施15十、文明施工及环保措施15Pileboredpilecanbeused,andartificialdiggingpile,prefabricatedreinforcedconcretesheetpilesorsheetpile,andsoon.When
2、excavationdepthislarge,youcansetmultichannelsupport,toreducestress,rushdrillingthroughrock,theoldbase.InretainingpilewaterjetGroutingcurtainbetweeneffects,butbecauseofthedepthofexcavationwithinthegreatwallcouldnotanchororsupport,boltcannotconstruction,bolt,NorthandSouthwouldnotbesymmetri
3、calonbothsidesusepiles,insettingupasupportwithouttheappropriatesupportmethods.2.1.4channelsteelsheetpilewhichisasimplesteelsheetpileretainingwallprosandconsbychannelsteelbucklelaporside-by-sidecomponents.Channel6~10mlong,modeldeterminedbycalculation.Features:steelwithgooddurability,pitco
4、nstructionchannelcanbepulledoutafterthecompletionofbackfillsoilrecyclingtouseagain;Convenient,short;Impervioustowaterandsmallparticlesinthesoil,inareaswithhighwaterorrain-proofmeasuresareneeded;Bendingstrengthisweak,andmoreforthedepthofshallowFoundationpitislessthan4m,orGroove,supportorp
5、ulledtogethershouldbeinstalledatthetopanchor;Supportingstiffnessofsmalldeformationafterexcavation.2.1.5boredpileretainingwallonboredpileistheup-pilehasbeenwidelyusedinChina.Itsmorefortheexcavationofthepit7~10m,ingoodsoilintheNorthareaofChinahas8~9marmpileretainingwall.Drillingperfusionpi
6、lesupportnursingwallbodyoffeatureshas:constructionShinovibration,andnonoise,environmentpollution-,nosqueezesoilphenomenon,onaroundenvironmenteffectsmall;wallbodystrengthhigh,stiffnessbig,supportnursingstabilitygood,南京东部路桥工程有限公司15张承高速TJ13标伊逊河1号大桥12号台左幅1号肋板施工方案一、编制依据1、河北省张承高速承德段TJ13合同段三阶段施
7、工图设计；2、《公路工程技术标准》JTGB01-20033、《公路桥涵施工技术规范》JTJ/TF50-20114、《公路工程质量检验评定标准》JTGF80/1-20045、《公路工程施工安全技术规程》JTJ076-956、《钢筋焊接及验收规程》JGJ18-84二、工程概况伊逊河1号大桥位于隆化互通立交内，起点桩号为K30+936.5，终点桩号为K31+303.5。上部结构采用现浇连续箱梁与预制T梁相结合的方式,与路线夹角90°，中心桩号为K31＋120，全长为367米；全桥共4联（3×30m+3×30m+3×30m+3×30m），下部结构
