摘要
运用竖井爆破开挖的方法进行三峡溢流坝段上下游止水基座的开挖施工 ,包括周边预裂爆破、中间空孔掏槽爆破、辅助孔扩挖爆破 。
The shaft sinking blasting method was used to excavate the water off foundation of overflow dam in the lower reach of Three Gorges Project.The contour presplitting,cutting with empty holes and extension blasting etc are adopted.
出处
《爆破》
CSCD
2001年第2期39-41,共3页
Blasting
