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在对大关县地质灾害进行详细调查的基础上,结合近年来地质灾害的发育情况,对大关县主要的地质灾害发育特征和形成原因进行简要的分析。研究表明,该县地质灾害具有暴发频率高、突发性强、危害大、隐蔽性强的特点,其分布发育与区内独特的自然地理格局和复杂的地质环境条件密切相关,且近年来该县地质灾害的暴发处在一个活跃期。
On the basis of a detailed investigation of geological disasters in Daguan County, combining with the development of geological disasters in recent years, the author analyzes briefly the main geological disasters and their formation in Daguan County. The research shows that the geological disasters in this county have the characteristics of high frequency of outburst, suddenness, great harm and concealment. The distribution and development of the disasters are closely related to the unique natural geographical pattern and complex geologic environment in the area. In recent years, County outbreak of geological disasters in an active phase.