This paper analyzes main factors influencing slope progressive failure calculation result according to limit equilibrium method,and carries out two-dimensional progressive failure calculation.Based on the analysis results of slope scheme,it analyzes the security of the slope by combining with slope engineering features,and shows design standard of high filling soft subgrade security index.%根据极限平衡法分析了影响边坡渐进破坏计算结果的主要因素,用该理论方法对边坡进行二维渐进破坏计算;然后围绕边坡方案的分析结果,结合边坡工程具体特点对边坡进行了安全性分析,最后给出高填方软土路基安全性指标设计标准。
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