武广客运专线140m钢箱拱系杆拱桥在无砟轨道中的应用  

Application of Steel Box Tied Arch Bridge with a Span of 140m on Ballastless Track of Wuhan-Guangzhou Passenger Dedicated Line

作　　者：文功启[1] 金福海[1] 徐勇[1] 

机构地区：[1]铁道第四勘察设计院,武汉430063

出　　处：《铁道工程学报》2007年第S1期225-227,共3页Journal of Railway Engineering Society

摘　　要：研究目的:为探讨大跨系杆拱桥梁对无砟轨道的适应性程度。在武广客运专线的无砟轨道区段应用了140 m钢箱拱等系杆拱桥,以取得经验。研究结果:本桥为满足无砟轨道行车的需要必须进行梁端构造处理。Research purposes:In order to explore the adaptability for the ballastless track of the long span tied arch bridge,steel bax tied arch bridge with a span of 140 m is applied on ballastless track of Wuhan-Guangzhou PDL to gain the experience. Research results:Some special conformation must be made in the beam end to adapt the riding of ballastless track.

关 键 词：钢箱拱 无砟轨道 结合桥面 

分 类 号：U448.225[建筑科学—桥梁与隧道工程]