成都枢纽成昆货运外绕线系杆拱桥横移就位技术研究  

Study on the Traversing Technology for Tied Arch Bridge of Outer Winding Line of Chengdu Hub Chengdu-Kunming Railway

作　　者：王红 

机构地区：[1]中铁二十三局集团有限公司,成都610072

出　　处：《铁道建筑技术》2011年第8期12-16,共5页Railway Construction Technology

摘　　要：介绍了大跨度系杆拱桥异位现浇后的横移就位技术,对相关计算、关键设备选型、控制系统选择、主要保证措施等进行了介绍,并提供了空间混凝土结构体系整体顶升、横移就位的一种解决办法,以便今后在类似工程中得以应用。The traversing technology after the cast-in-place of super span tied arch bridge is introduced,relevant calculation, the choice of the key equipment,control system and safeguard measures are analyzed and the solution to the overall promotion of space concrete frame and traversing movement is provided so as to provide reference for similar project.

关 键 词：系杆拱桥 横移 就位 技术研究 

分 类 号：U448.225[建筑科学—桥梁与隧道工程]