摘要
The Dongshancun slide is developed between Neogene full weathering clastic rock and the underlying lignite bed or sandstone-claystone base.The slide of back margin is clear.The deformation is intense.The middle tension fissure has formed the displacement steep stairs.According to the quantitative working and loading composite calculation,the slide body is very easy of instability and slide down,which will very seriously influence the life and property of resident and must be thoroughly settled.