基于层次分析法的永安小陶镇地质环境适宜性评价

Yong'an City Xiao-Thao Town Suitability Assessment of Geological Environment Base on AHP

根据永安小陶镇的区域地质构造、自然灾害等调查资料,分析了小陶镇地质环境适宜性评价的影响因素,并用层次分析法从环境地质条件、工程地质条件、地质灾害、地质资源4个一级指标建立分析模型后对地质构造、地形坡度等16个二级影响因子定权,在此基础上利用模糊综合评判法,对小陶镇地质环境适宜性进行评价,将小陶镇地质环境适宜性分为适宜、较适宜、适宜性较差及适宜性差4个等级,最后通过实地调查论证了采用此方法进行地质环境适宜性评价是完全可行的。

According to the regional geological structure and natural disasters and other survey data of Yong＇an City Xiao-Thao Town in Fujian Province, analyzing the impact of the geological environment, evaluate the effects of geological factors, and using the analytic hierarchy process from an environmental geology, engineering geology, geological disasters, geological resource build four-level indicators , and then establishment of geologic structure, topo- graphic slope and other 16 second factors on the basis of fuzzy comprehensive evaluation method, on the suitability of the geological environment Yongan City Xiao-Thao Town, was evaluated , the suitability of the geological environment is divided into 4 grades such as. the most suitable, suitable, sub-suitabe, unsuitable, and finally through the field survey carried out by this method proved suitable for evaluation of the geological environment is feasible.