小夹角空间刚架桥设计研究  

Research for Design Small Angle Spatial Rigid Frame

作　　者：杨利卫[1] 

机构地区：[1]中铁第四勘察设计院集团有限公司,武汉430063

出　　处：《交通科技》2008年第S1期1-3,共3页Transportation Science & Technology

摘　　要：介绍洛河特大桥中的小交角刚架桥,根据实际情况并结合国内外的先例,确定梁部、桥墩和基础的合理布置形式,分别建立平面和空间杆系有限元模型,对其进行平面、空间结构分析和车桥动力仿真分析,提出设计中和构造上应注意的问题,为同类桥梁设计提供理论依据。Introduced simply in the Luo River Extra Large bridge s small angle of rigid-frame bridge,and based the domestic and foreign precedents according to the actual situation,ascertained the reasonable arrangement form of the bridge girder,the pier and the foundation,established the plane model and the space pole finite element model,carried on the plane,the spatial structure analysis and the Dynamics analysis and simulation of dynamic Axle on Bridge to it,proposed in the design similar structure should pay atte...

关 键 词：小夹角 刚架桥 桥梁设计 

分 类 号：U448.13[建筑科学—桥梁与隧道工程]