STUDY ON DESIGN OF LONG-SPAN RAILWAY SUSPENSION BRIDGE

被引:0
作者
Yan, Da [1 ]
Lei, Junqing [1 ]
Liu, Haosu [1 ]
Chen, Jinchang [2 ]
机构
[1] Beijing Jiaotong Univ, Sch Civil Engn, Beijing 100044, Peoples R China
[2] China Railway Engn Consulting Grp Co Ltd, Beijing 100055, Peoples R China
来源
CONSTRUCTION AND MAINTENANCE OF RAILWAY INFRASTRUCTURE IN COMPLEX ENVIRONMENT | 2014年
关键词
railway suspension bridge; stiffness; side-span to mid-span ratio; sag to span ratio; depth to span ratio; structure system;
D O I
暂无
中图分类号
TU [建筑科学];
学科分类号
0813 ;
摘要
It is applicable to highway or light-weight railway for the suspension bridge, because suspension bridge is flexible and its stiffness is too small. Based on the existing design and research, the reasonable and functional stiffness index of long-span railway suspension bridge is presented. Then the factors which include side-span to mid-span ratio, sag to span ratio, depth to span ratio, width-span ratio are analyzed and compared with the factors of highway suspension bridge, and the suitable factors for railway suspension bridge are summarized. Finally the contribution of different structure system to the stiffness and their exiting problem are discussed. It could be a reference for designers and further research.
引用
收藏
页码:565 / 570
页数:6
相关论文
共 9 条
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