高速铁路无砟轨道裂缝控制技术研究  

Research on crack control technology of ballastless track of high-speed railway

作　　者：马德胜[1] 魏运生[1] 

机构地区：[1]中铁一局集团有限公司新运工程公司

出　　处：《山西建筑》2010年第36期286-288,共3页Shanxi Architecture

摘　　要：研究了目前高速铁路无砟轨道结构各部位的裂缝特征及产生成因,提出了从材料、设计和施工各个环节防止开裂的方法,同时介绍了开槽法、低压注浆法和表面覆盖法等适用于不同宽度裂缝的修补方法,以期为工程应用提供指导。This paper studies various cracks features and occurring causes of current ballastless track structure of high-speed railway, puts for- ward crack-preventing methods from materials, design and construction three aspects, simultaneously introduces modification methods adapting to different width cracks such as open-tank process, low pressure grouting method, and surface coverage method and so on, with a view to provide guidance for engineering application.

关 键 词：无砟轨道 裂缝 防止措施 修补措施 

分 类 号：U213.244[交通运输工程—道路与铁道工程]