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采空地面塌陷是门城镇地区危害性最严重的地质灾害类型。根椐实地勘察资料 ,论述了地面塌陷的分布特征和形成条件 ;选取与塌陷密切相关的 1 1个因素 ,采用二级模糊综合评判法对地面塌陷的危险度进行了分区预测。
Mined-out ground subsidence is the most dangerous type of geological disasters in the gate towns. Based on the field investigation data, the distribution characteristics and forming conditions of ground subsidence are discussed. Eleven factors closely related to subsidence are selected, and the second-level fuzzy comprehensive evaluation method is used to predict the subsidence risk of subsidence.