Reactive mechanism and stability analysis of Nanshan landslide in Lueyang County,Shaanxi province

The resurrection signs of Nanshan landslide,which is in Lueyang County,Shaanxi province,have been appeared many times.It seriously threatens dozens of office buildings,residential buildings and nearly 2000 residents' lives and their property safety.Through investigation,drilling and testing,three reasons made the Landslide creep deformation and the possible resurrection.The stability calculation shows that the landslide is stable in normal circumstance,but in adverse conditions such as saturated or earthquake,landslide will lose stability in whole,it should be noted that it is more dangerous at steep slope section of frontal edge of the landslides.Therefore,it needs to take measures to control.