结果表明：该采空区不会发生冲击地压灾害，但可能发生局部冒顶。
The result showed that the mined-out area can not induce impact ground pressure hazard, but partial caving may occur.
初步给出了局部冒顶监报指标的确定方法；重点探索了采用回采工作面来压综合判断指标来预报顶板来压的可能性。
The method of determining the index for predicting local roof fall has been given, the possibility of using a comprehensive index for roof weighting prediction has been discussed in detail.
金川矿区由于其特殊的地质条件，巷道局部发生冒顶的现象较多。
Due to the special geologic conditions of Jinchuan mining area, the phenomena of roof collapse in local drifts is quite common.
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