包神铁路东胜站至巴图塔站换铺无缝线路施工工艺研究  

Research on Construction Technology of Laying Seamless Line from Dongsheng Station to Batuta Station of Baoshen Railway

作　　者：杨伟 YANG Wei(The 4th Engineering Company Ltd.ofChina Railway 22th Bureau Group Co.Ltd.,Tianjin 301700,China)

机构地区：[1]中铁二十二局集团第四工程有限公司,天津301700

出　　处：《工程建设与设计》2023年第6期174-176,共3页Construction & Design for Engineering

摘　　要：针对铁路工程施工中换铺无缝线路施工工艺的应用这一问题,以包神铁路东胜站至巴图塔站上行线换铺无缝线路工程为例,对项目轨道类型和工程中无缝长轨换铺施工工艺的具体要点进行了分析,包括卸轨搭接量考虑、应力放散与线路锁定以及单元轨节间焊接等。Aiming at the problem of the application of laying seamless track construction technology in railway construction,this paper takes the laying seamless track project of the upper line from Dongsheng Station to Batuta Station of Baosen Railway as an example,analyzes the specific points of the track type and laying process of the seamless long track in the project.Itincludes consideration oflap amount of unloading rail,stress release and line locking and internode welding of unit rail.

关 键 词：包神铁路 无缝线路 长轨换铺施工工艺 轨道结构 

分 类 号：U215.5[交通运输工程—道路与铁道工程]