体外预应力梁在上海长江大桥施工中的应用  

Application of External Prestressed Girder to Shanghai Yangtze River Bridge Construction

作　　者：许树壮[1] 黄虹[2] 

机构地区：[1]上海市政工程设计研究总院,上海200092 [2]同济大学,上海200092

出　　处：《中国市政工程》2007年第A02期79-81,共3页China Municipal Engineering

摘　　要：重点介绍了上海长江大桥引桥的60m跨径体外预应力预制节段拼装连续梁的构造,体外预应力钢束布置方式和耐久性措施。最后介绍了计算分析的简化处理以及施工方法。Introduced hereby is mainly the structure of the 60 m span prefabricated segmental continuous girder external prestressed for the approach of Shanghai Yangtze River Bridge, including the arrangement of the external tendons and measures for durability and also the computer analyzed simplification and construction methods.

关 键 词：桥 预应力 混凝土结构 体外预应力 预制 节段拼装施工 

分 类 号：U445.469[建筑科学—桥梁与隧道工程]