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6 爆破参数及技术指标对比
Table 6 Comparison of blasting parameters and technical indexes
爆破方案周边孔数/个循环进尺/m半孔痕数/个半孔率/%超欠挖/m装药量/kg轮廓平整度
连续装药光面爆破153.40413±0.2018.0较差
水袋间隔光面爆破153.50845±0.1013.5一般
空气间隔光面爆破153.45738±0.1518.0一般
聚能水压光面爆破153.601562基本无13.5较好