包西铁路跨区间无缝线路施工技术综述

Summarize Construction Technologies of Trans-sectional Jointless Tracks for Baotou-Xi'an Railway

无缝线路是铁路轨道现代化的重要内容,经济效益显著。跨区间无缝线路是我国铁路建设发展的重要技术创新。新线铺设跨区间无缝线路的施工质量是列车高速、重载、安全运营的保证。文章结合包西铁路无缝线路施工情况,对跨区间无缝线路主要施工技术进行阐述。

The jointless tracks are important content for modernization of railway tracks and with remarkable economic benefits as well as the trans-sectional jointless tracks are important technical innovation for development of railroading in our country.The construction quality of trans-sectional jointless tracks for new railway line could guarantee the operations with high speed,heavy load and safety.In this paper,the main construction technologies for trans-sectional jointless tracks are elaborated combined with the construction situations of jointless tracks for Baotou-Xi＇an railway.