跨越既有铁路桥梁方案概述  

Summary of Schemes for the Bridge Crossing Existing Railway

作　　者：李晓阳 LI Xiao-yang(China Railway Design Group Corporation,Tianjin 300142,China)

机构地区：[1]中国铁路设计集团有限公司,天津300142

出　　处：《工程建设与设计》2020年第16期99-100,共2页Construction & Design for Engineering

摘　　要：随着我国铁路建设事业的不断发展,新建铁路跨越既有线桥梁越来越多。论文将目前常采用的桥梁方案进行了归纳总结,分析了各种方案的适用范围及特点,以期能为类似工程的设计提供参考。With the continuous development of China's railway construction,crossing existing railway bridges get more frequent.This paper summarizes some commonly used bridge design schemes at present,analyzes the applicable scope and characteristics of each schemes,in order to provide some references for similar engineering design.

关 键 词：既有铁路 框架墩 空间刚架 转体 

分 类 号：U24[交通运输工程—道路与铁道工程]