Take the soft ground test section of Xiebian-Sanbao Section, Fokai Freeway as an example, based on the reasonable juncture measures of old and new embankment, combined with concrete pile composite foundation on the soft soil ground, combined with the on-site monitoring data, the characteristics of settlement and deformation of new and existing embankments on soft ground with concrete pile composite foundation are systematically researched.%以在建的佛开高速公路谢边至三堡段扩建工程软基试验段为依托，在新老路堤采用合理的拼接措施，软土地基采用素砼桩复合地基进行处理的基础上，结合现场监测数据，分析研究素砼桩复合地基处理高速公路拓宽工程软基的沉降变形特性。
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