运用ABAQUS有限元软件建立CFG桩及既有铁路路基三维模型，并详细分析了既有铁路路基抬道对并行段新建客运专线路基产生的沉降影响，得出了有价值的结论，以供参考。%The paper adopts ABAQUS software,the finite element software,to establish the three-dimension model of CFG pile and existing rail-way subgrade,analyzes the influence of existing railway raising projects on subgrade settlement of newly-built passenger special lines,and a-chieves valuable conclusion,so as to provide some reference.
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