摘要
介绍了葛泉矿大倾角沿空掘巷情况,对大倾角沿空掘巷施工过程中存在的控制上帮、疏放老空积水问题进行了分析,制定了切实可行的安全技术措施,并针对施工过程中出现的问题提出了解决方案,保证了施工的安全。
The situation of driving roadways along goof with big dip angle is introduced. The problems of controlling upper side and dredging pending in old goaf in the construction process of driving roadways along goaf with big dig angle are analyzed. The pratical security measures are worked out. Aimming at some problems existing in the construction process, the solutions are proposed. The safe construction is ensured.
出处
《煤炭技术》
CAS
北大核心
2009年第2期99-101,共3页
Coal Technology
关键词
大倾角
沿空掘巷
隐患
对策
big dip angle
driving roadways along goaf
hidden troble
countermeasure
