单箱多室变宽异形梁支架现浇法施工技术研究  

Study on Cast-in-Place Construction Technology for Single Box,Multi-Chamber,Variable Width Heteromorphic Beam Support

作　　者：邓维良 Deng Weiliang(China Energy and Chemical Industry(Guizhou)Construction Holding Co.Ltd.,Guiyang,Guizhou 550003)

机构地区：[1]中能化发展建设集团有限公司,贵阳550029

出　　处：《中国煤炭地质》2019年第S02期58-62,共5页Coal Geology of China

摘　　要：某互通主线桥为单箱多室变宽异形现浇梁施工,从方案比选、施工要素配备、技术准备等施工准备开始。主要的施工方法包括鱼塘或莲藕塘、局部为农田地基处理,满堂支架和重型门架安装与验算,交通导行的组织,支架预压及支座安装,模板与钢筋制作安装,混凝土浇注及养护,预应力张拉与管道压浆,支架拆除等全施工过程。施工现场符合公司和业主的安全文明施工管理办法的规定,施工质量达到设计要求和施工质量验收规范。An interchange principal line bridge is under single box,multi-chamber,variable width and heteromorphic beam cast-in-place construction,starts from scheme comparative selection,construction essential factors disposition,technical preparation etc.Main construction procedures include fishpond or lotus pond and local farmland foundation treatment,full framing and heavy gantry installa-tion and checking computation,taffe guiding organization,support preloading and bearing intallation,templates and concrete reinfor-eing bars installation,concrete pouring and maintenance,prestressing tension and pipeline grouting,as well as support removal etc full construction process.Construction site conforms to company and proprietor safe and civilized construction management stipulations;construction quality has archived design requirements and construction quality acceptance standards.

关 键 词：单箱多室变宽异形梁 施工准备 施工方法 质量安全 

分 类 号：TU375[建筑科学—结构工程]