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介绍CFG桩加固铁路地基机理,结合其在京沪高速铁路松软土地基的应用实例,对CFG桩加固铁路地基施工技术进行探讨,并对CFG桩长螺旋钻机施工中的难点要点以及施工中的经验教训加以总结。
This paper introduces the foundation mechanism of CFG pile strengthening railway, and discusses the application of CFG pile foundation reinforcement technology in soft soil foundation of Beijing-Shanghai high-speed railway. The difficulties in the construction of CFG pile long auger drill and its construction experience Lessons learned.