既有繁忙车站咽喉区快速插铺有砟道岔施工技术  

Construction Technology of Rapid Intercalation of Ballast Turnout in Throat Area of Existing Busy Station

作　　者：李纪龙 刘建文 LI Jilong;LIU Jianwen(Zhengzhou Engineering Co.,Ltd.of China Railway Seventh Group Co.,Ltd.,Zhengzhou,Henan 450052,China)

机构地区：[1]中铁七局集团郑州工程有限公司,河南郑州450052

出　　处：《施工技术》2021年第5期108-111,共4页Construction Technology

摘　　要：依托焦柳线南阳站南咽喉要点插铺1组P60-1/12号有砟道岔的营业线工程,介绍了要点准备、道岔组装、快速移动道岔、既有线路拆除、连接线路上砟捣固、线路精调、验收开通线路等既有道岔快速插铺施工技术,获得了较好的经济和社会效益。Relying on the business line Engineering of the intercalation of a group of P60-1/No.12 ballast turnout in Nanyang Station of Jiaozuo-Liuzhou Line.This paper introduces key preparation,turnout assembly,fast-moving turnout,existing line removal,ballast tamping on connecting lines,line fine adjustment,acceptance and opening lines and fast intercalation construction technology of other existing turnout,good economic and social benefits are obtained.

关 键 词：既有车站 有砟道岔 咽喉区 插铺 施工技术 

分 类 号：U213.6[交通运输工程—道路与铁道工程] U215.5