Abstract: Aiming to the cases of silty clay landslide in Xinjiang district, through the geology reconnaissance, the damage cause is demonstrated by qualitative mechanism analysis and quantitative mechanics model calculation. According to the results of analysis and calculation, and combined with the characteristic of ecological and environmental protection, a set of comprehensive treatment is put forward, which presents an new concept for landslide treatment in this district and can be used as reference for the similar landslide in the other districts.