ABSTRACT
Mian County in Shanxi province is located in the western of Hanzhong City, north of the county is Qinling, Bashan is in the south of the county ( Ruxton 1908). Mian County has complex geological conditions as a geological disaster prone city in our country. Landslide disasters caused serious losses to the local people. So how to make use of existing technical means and evaluation method to evaluate the county area, for the entire county of landslide risk assessment plays a decisive role (Fourie 1996).
