贵州大方县公鸡山地裂缝特征成因及防治

Genesis and prevention measurement of Gongjishan ground fissure

文章通过对贵州省大方县以公鸡山地裂隙实地调查,认为地裂隙的形成主要与公鸡山一带地下采煤有关。即采煤虚脱,沿先存构造断裂拉张而成。同时叙述了地裂缝特征及危害,并提出防灾减灾措施。

Based on the field survey of Gongjishan fissure in Dafang County,Guizhou Province,the paper puts forward that the genesis of the ground fissure was caused by the tension of underground mining detachment in Gongjishan area along the early tectionic fault,and describes the characteristics,hazard and prevention measurement of the ground fissure.