摘要
肥城矿区国家庄煤矿 - 2 10 m北大巷曾发生突水量高达 32 970 m3/ h的突水事件 ,出水点附近地质构造复杂 ,含水层互相对口接触 。
A groundwater inrush occurred with water amount reached 32 970 m3/ h at- 2 10 m North Main Tunnel in Guojiazhuang Coal Mine of Feicheng Mining Area.The geological structures are complicated near the water inrush point,and different aquifers contact each other.The severe inrush resulted from confined water gushing into tunnel through weak fractures.
出处
《煤田地质与勘探》
CAS
CSCD
北大核心
2001年第5期46-48,共3页
Coal Geology & Exploration
