Aimed at the gas gush change law of every construction craft in the blasting driving face,the appropriate measure is adopted for gas comprehensive management.

• 针对炮掘工作面各施工工艺瓦斯涌出的变化规律,采取了相应的应对措施进行综合治理,取得了良好的效果,为掘进面的安全掘进提供了有力支撑。