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1、目录一、概述1工程概况……………………………………………………………………..……12合拢方法简介………………………………………………………………………13合拢顺序……………………………………………………………………………2二、合拢施工计划……………………………………………………………………2三、施工人员组织…………………………………………………………………....3四、合拢过程中梁体的恒载内力分析………………………………………………4五、合拢施工工艺…………………………………………………….………………71边跨合拢段施工…………………………………
2、…………………………………72中跨合拢段施工……..…………………………………………………..…………113挂篮拆卸工艺..………………………………………………….……….………124临时固结解除…..…………………………………………………..………………15六、混凝土工程………………………………………………..……….……………16七、施工现场安全管理和措施………………………..……………….……………17massestour;Increasetheintensityoftheinvestigationandmediationofdisputes
3、,fullimplementationofthebacklogforprocessingoflettersandcallssystemofleadingcadres;Keepagainstallformsofillegalandcriminalactivitiesofhighhanded,ensureagoodsocialorder;Strengthenthecollectionofintelligenceanalysis,closelyguardedactivitiesofevilcults;Fullimplementationofthesoci
4、alsecuritypreventionandcontrolinkeyareasandthetreatmentofseriouspublicsecurityissuestotroubleshoot,ensuringharmonyandstability.Fourfurtherstrengthenpublicityandideologicalwork.Typicalhighlightsofselectedtreecultivation,andmoralexemplarsintheprovincedonothaveemerged,respectingt
5、hemoralmodelHangLiPoh,theprovincialworkerYuYoubo,State-levelmodelworkerFanYouzhi,HuJingqiu,includingYunnan,nujiang'sfinest,promotedthetheme,thecombinationofapositiveenergy.HunansatelliteTVinwangjiduVillagecompletedthemetamorphosisoftheshow'sfilming,silentnunutelevisionprograma
6、iredthe"busybody"LaoLi,ancientvillage,woodandJiacunandXXmvillageswereratedasprovincialandStatelevelcivilizedvillage.XXinternationalvisibilityandreputationfurtherenhanced.Inaddition,wecontinuetopromotedemocracy,people'scongresses,politicalconsultativeconferenceroleplay,gongqing
7、fu,amassorganizationtobetterservethescientificdevelopment.Further19沿溪沟大桥边(中)跨合拢段施工方案一、概述1工程概况沿溪沟大桥主桥是一座跨越断裂型溶蚀大峡谷的连续梁桥，分左右两幅，上部结构为80+150+80m预应力混凝土连续箱梁。主桥纵坡-1.3%，横坡2%。箱梁为单箱单室结构，浇注分段长度分别为：14m长0#段+7×3.5m+5×4.0m+5×4.5m，边、中跨合龙段长2m，边跨现浇段长3.6m。顶板宽12m，底板宽6.5m，翼板悬臂长2.75m，梁高3.2m，腹板厚90～4
8、0cm，底板厚82～32cm，顶板厚75～28cm。边跨现浇梁端设一道0.9m厚横隔板，且设置人洞以便施工，边跨梁段底板也
