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1、如何加强有关桥梁施工中的现浇箱梁施工技术摘要:现浇箱梁主要由于其整体性好、外形美观、刚度大、可以做成复杂形状、线形等特点,已越来越多地被用于高速公路和城市道路高架桥建设中。现浇箱梁施工中由于箱梁支架、现浇梁的设计、施工程序繁多,因而稍有不慎便会对桥梁的施工质量造成不利影响,因而学习并合理运用现浇箱梁施工技术便显得尤为重要。本文通过对现浇箱梁施工技术的三点进行探讨,希望对施工人员有所帮助。关键词:现浇箱梁施工技术质量控制abstract:thecast-in-situboxgirdermainlyfortheirgoodentiret
2、y,beautifulappearance,stiffnessbig,canbemadeintoacomplexshape,lineandothercharacteristics,alreadymoreandmorebeusedforhighwayandcityroadviaductconstruction.constructionofcast-in-situboxgirderbecauseofboxgirderbracket,cast-in-situbeamsofthedesign,constructionprocedureisv
3、arious,socarelesslyabitonthebridgeswilladverselyaffectthequalityofconstruction,andlearningandreasonableuseofcast-in-situboxgirderconstructiontechnologyisparticularlyimportant.thisarticlethroughtothesiteofconstructiontechnologyofboxgirderdiscussedat3o‘clock,andihopetoco
4、nstructionpersonnel如何加强有关桥梁施工中的现浇箱梁施工技术摘要:现浇箱梁主要由于其整体性好、外形美观、刚度大、可以做成复杂形状、线形等特点,已越来越多地被用于高速公路和城市道路高架桥建设中。现浇箱梁施工中由于箱梁支架、现浇梁的设计、施工程序繁多,因而稍有不慎便会对桥梁的施工质量造成不利影响,因而学习并合理运用现浇箱梁施工技术便显得尤为重要。本文通过对现浇箱梁施工技术的三点进行探讨,希望对施工人员有所帮助。关键词:现浇箱梁施工技术质量控制abstract:thecast-in-situboxgirdermainly
5、fortheirgoodentirety,beautifulappearance,stiffnessbig,canbemadeintoacomplexshape,lineandothercharacteristics,alreadymoreandmorebeusedforhighwayandcityroadviaductconstruction.constructionofcast-in-situboxgirderbecauseofboxgirderbracket,cast-in-situbeamsofthedesign,const
6、ructionprocedureisvarious,socarelesslyabitonthebridgeswilladverselyaffectthequalityofconstruction,andlearningandreasonableuseofcast-in-situboxgirderconstructiontechnologyisparticularlyimportant.thisarticlethroughtothesiteofconstructiontechnologyofboxgirderdiscussedat3o
7、‘clock,andihopetoconstructionpersonnelhelp.keywords:cast-in-situboxgirderconstructionqualitycontroltechnology中图分类号:tu74文献标识码:a文章编号:工程概况:本工程全长72m,交角为90°,跨径为22-28-22m。该桥基础形式为钻孔灌注桩,共30颗,桥墩、桥台桩顶皆设有承台,桥台为肋式台,桥墩为立柱,立柱直径1.3m。上部构造为现浇连续箱梁,左幅箱梁宽13.5m,为三室结构,右幅箱梁宽17.0m,为4室结构。箱梁高1.
8、4m,梁室高0.98m,底板厚0.2m,顶板厚0.22m,腹板宽0.45m。箱梁采用c50混凝土,共1381.56m3。一、箱梁支架安装施工技术1、箱梁支架基础施工。支架现浇梁施工前,先对施工现场进行场地平整,对搭设支架的场地进行加固