高速铁路无砟轨道裂缝控制技术研究

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。

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

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.