In the construction procedure of high speed railway, the quality of pile foundation is the guarantee basis. In this paper, the pile material requirements, construction technology, quality control and measures of long spiral drilling element concrete filling pile in the construction of high speed railway are discussed. This paper has reference value for construction organization.%在高速铁路建设中,桩基质量是基础保证。本文分析了在软土层应用长螺旋钻孔中,使用素混凝土灌注桩的工艺流程、过程控制、关键技术等,提出了桩体材料要求,以及施工工艺、质量控制及具体措施等。本文对施工单位具有参考作用。
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