预制悬拼施工连续梁桥的设计方法  

Design Method for Concrete Continuous Girder Bridge to be Constructed by Precast Segmental Cantilever Erection

作　　者：彭德运[1] 金卫兵[2] 

机构地区：[1]江苏省苏通大桥建设指挥部,江苏南通226009 [2]江苏省交通规划设计院,江苏南京210005

出　　处：《桥梁建设》2006年第1期25-28,共4页Bridge Construction

摘　　要：介绍采用节段预制架桥机悬拼施工,采用体内、体外混合配束的大跨度混凝土连续梁桥的设计方法,对设计计算及在构造设计上需要特殊考虑的一些问题进行了探讨。This paper presents the design method for a long-span concrete continuous girder bridge with precast segments, mixed arrangement of internal and external tendons, and to be constructed with cantilever erection by overhead launching gantry, and also discusses several issues of the type of the bridge in need of special considerations in aspect of design calculations and constructional design.

关 键 词：连续梁桥 节段预制 悬臂拼装 体外预应力 桥梁设计 

分 类 号：U448.215[建筑科学—桥梁与隧道工程] U442.5[交通运输工程—道路与铁道工程]