【摘要】 通过对抚顺老虎台煤矿地表裂缝带、房屋破坏情况等资料的调查,认为抚顺煤田老虎台矿原有东西向断裂的存在是产生采沉区地表裂缝带的必要条件,房屋破坏由地表裂缝带的位移和沉陷造成,而地表裂缝带的产生则与地下开采造成的断裂非构造性"复活"有关,文章最后针对房屋破坏原因提出了相应的防灾对策。更多还原

【Abstract】 According to the investigation of the earth surface crack belts and the situation of building damages,etc.of Laohutai Coal Mine in Fushun,we consider that the existence of Laohutai Coal Mine’s original east-west rupture in Fushun coalfield is the essential condition to cause the earth surface crack belts in Caichen area.The building damages are caused by the displacement and sinking of the earth surface crack belts,however,the earth surface crack belts are relevant to the crack resurrection which is caused by underground mining.Finally the disaster prevention countermeasures corresponding to the building damages are illustrated.更多还原