细沙河特大桥中承式钢管混凝土拱桥结构设计与创新  

Structural Design and Innovations of Half-Through Concrete-Filled Steel Tube Arch Bridge of Xisha River Bridge

作　　者：宋先进 陈老伍[2] 

机构地区：[1]武汉中交恒通道桥设计有限公司,湖北武汉430050 [2]中交第二公路勘察设计研究院(金思路),湖北武汉430053

出　　处：《桥梁建设》2006年第6期40-43,共4页Bridge Construction

摘　　要：细沙河特大桥是渝湘高速公路重庆境内的一座公路桥梁,由南引桥、主桥两部分组成,全长381 m,其中主桥为净跨190 m中承式钢管混凝土拱。介绍主桥方案比选、拱肋设计、设计技术创新及钢结构防腐内容。The Xisha River Bridge, 381 m in total length, is a highway bridge on Chongqing- Hunan Expressway in the boundaries of Chongqing and is composed of two parts of main bridge and south approach spans, of which the main bridge is a half-through concrete-filled steel tube arch bridge with net span length 190 m. In this paper, the bridge type alternative comparison and selection, arch rib design, design technique innovations and steel structure corrosion protection of the main bridge are dealt with.

关 键 词：拱桥 中承式桥 钢管混凝土拱 桥梁设计 

分 类 号：U448.22[建筑科学—桥梁与隧道工程] U448.52[交通运输工程—道路与铁道工程]