These diversion tunnels are near each other with clear distance between tunnel walls of 30~40m only and having large excavated section as well as severe interference of blasting excavation, so the safety become a major issue.
3条导流洞相距较近,洞壁之间净距离仅30～40m,且开挖断面大,爆破开挖干扰大,安全问题突出。
参考来源 - 爆破振动对相邻洞室影响的现场试验研究和数值分析·2,447,543篇论文数据，部分数据来源于NoteExpress
研究了高边坡爆破开挖时的震动控制标准。
The safety criteria for blasting vibration during the excavation of slope are studied.
介绍了在新疆胶结戈壁砂石地质状况下输油管沟的爆破开挖方法。
The excavation blasting method for the oil delivery pipe in Xinjiang cement Gobi sand geological condition is introduced.
本文是水平建基面保护层一次爆破开挖新技术在李家峡水电站工程的应用实例。
In this paper, a new technique of protective layer excavation of horizontal foundation was expounded and applied to the construction of Lijiaxia hydropower station.
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