秦沈客运专线PC箱形梁现浇施工  

Cast in Place PC Box Girder in Qin-Shen Passenger Transportation Line

作　　者：刘智香 杨勇 

机构地区：[1]中铁第十四工程局,山东济南250014

出　　处：《桥梁建设》2001年第4期41-45,共5页Bridge Construction

摘　　要：介绍秦沈客运专线B2 8- 9标段大跨度单箱整孔铁路箱梁的现浇施工方法 ,并重点对现浇膺架的设计及膺架预拱度调整、混凝土施工、预施应力。The method of cast in place construction of a large span box girder in section B28 9 of Qin Shen passenger transportation line is introduced. The design of falsework and the adjustment of precamber, the method of prestressing as well as the dropping and shifting of the girder are described and discussed in detail.

关 键 词：铁路桥 箱形梁 预应力混凝土梁 施工方法 现浇施工 

分 类 号：U448.213[建筑科学—桥梁与隧道工程]