The following contents are obtained. ( 1) In terms of the characteristics of slopes in the seasonal frozen areas, the evaluation method of the thawing stability of slopes in seasonal frozen areas was established, by introducing the limit equilibrium method. 主要得到以下几方面的内容:(1)结合季节冻土区边坡的特点,引入极限平衡法,建立了季节冻土区融化边坡的稳定性评价方法。