福建南平西城大桥设计  

Design of Fujian Nanping Xicheng Bridge

作　　者：姚永丁[1] 韦华[1] 蒋鹰冲[1] 韦中[1] 

机构地区：[1]中国水电顾问集团华东勘测设计研究院,浙江杭州310014

出　　处：《城市道桥与防洪》2012年第10期63-65,71,共4页Urban Roads Bridges & Flood Control

摘　　要：福建南平西城大桥是一座85 m+125 m+85 m Y型墩连续刚构桥。介绍了该桥上、下部结构的设计要点,主要包括箱梁构造特点、Y型墩构造特点,预应力钢束布置,结构内力分析,合龙段顶推力的确定等,有关经验可供相关专业人员参考。Fujian Nanping Xicheng Bridge is a 85 m+125 m+85 m Y-type pier continuous rigid frame bridge.The article introduces the design gist of the upper structure and substructure,mainly including the structural characteristics of beam box and Y-type pier,arrangement of prestressed steel bundle,analysis of structural inner force and determination of closure jacking force.The relative experience can be referred for the relative technical members.

关 键 词：Y型墩 连续刚构 箱梁 预应力 顶推力 

分 类 号：U448.23[建筑科学—桥梁与隧道工程]