既有铁路跨线立交桥架梁施工技术研究  

Research on erecting beam construction technology of existing railway overhead overpass

作　　者：李世勇[1] 

机构地区：[1]南宁铁路局黔桂线扩能改造建设指挥部

出　　处：《山西建筑》2009年第22期329-331,共3页Shanxi Architecture

摘　　要：对铁路跨线立交桥架梁施工进行了总结分析,以黔桂线K111+600怀远立交桥跨既有线架梁为例,介绍了使用贝雷桁架进行跨既有铁路架梁施工的关键技术,阐述了贝雷桁架纵横梁法及检算,从而证实了贝雷桁架法的可行性和实用性。The author concludes and analyzes the erecting beam construction of railway overhead overpass, taking the existing railway erecting beam of Huaiyuan overpass on Qiangui line K111 ＋ 600, introduces the key technology of getting existing railway erecting beam construction based on the bailey truss, describes the crossbar beam method and vertification check-calculation of the bailey truss, thus confirming the feasibility and practicality of the bailey truss.

关 键 词：既有铁路 架梁 贝雷桁架 施工技术 

分 类 号：U445[建筑科学—桥梁与隧道工程]