印江岩口抢险工程水下岩塞爆破施工

Rock Plug Burst Process of Emergency Work in Yankou,Yinjiang County

印江岩口抢险工程水下岩塞爆破的设计，采用大孔径排孔爆破方案。在方案实施中，采用多臂凿岩台车造孔及首次应用岩石乳化炸药作为岩塞爆破用药，并提出了装药量计算的新观点。

A scheme of burst using array holes with large diameters was adopted in the underwater rock plug burst procees of emergency work in Yankou, Yinjiang. In the process, the holes were drilled by drifter with booms, the emulsified blasting powder wasfirst used for rock plug burst and a new method for calculating blast found application.