汉阴县地质灾害发育特征及其危险性初步评价

Preliminary risk assessment and characteristics of geological hazards developed in Hanyin County,Shaanxi Province

根据野外实地调查结果,分析并总结了陕西省汉阴县地质灾害的发育特征。在定性评价区内各地质灾害点的危险性的基础上,利用层次分析法,综合考虑区内灾害历史因素评价因子、主控因素评价因子以及诱发因素评价因子,对汉阴县地质灾害危险性进行了评价与分区,其结果可为当地的土地规划和防灾减灾提供依据。

According to the field survey,the development characteristics of geological disasters in Hanyin County,Shaanxi Province are described. On the basis of qualitative risk assessments for every geological hazard developing site,overall considering the historical factor,main controlling factor and induction factor of geological disaster in this region,Hanyin County is divided into several regions of different risk level with Analytic Hieraychy Process( AHP) method. The results of the survey would provide a basis for the local land planning and natural disasters prevention and reduction.