一体化聚能水压爆破技术在软弱围岩隧道的应用
甘会莲,蒋新闻,陈志伟,乔永昕,陈淑华,王建国

Application of Integrated Shaped Water Pressure Blasting Technology in Soft and Weak Surrounding Rock Tunnels
Huilian GAN,Xinwen JIANG,Zhiwei CHEN,Yongxin QIAO,Shuhua CHEN,Jianguo WANG
表3 聚能水压光面爆破参数
Table 3 Parameters of shaped water pressure smooth blasting
参数名称数值参数名称数值
炮孔位置拱顶平均炮孔间距/mm0.7
孔径/mm50单孔药量/kg0.9
炮孔深度/m4总药量/kg13.5
炮孔个数/个15延期时间/ms950
炮孔角度/(°)90