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本文结合赣龙铁路龙华山隧道工程情况,介绍硬岩的钻爆技术及施工方法,总结大断面硬质围岩,风动凿岩机配自制简易钻孔台架条件下合理的钻爆进尺,并提出在施工中应注意的事项。
Based on the situation of Longhua Mountain Tunnel in Ganzhou-Longzhou Railway, this paper introduces the technology of drilling and blasting of hard rock and its construction method, and summarizes the reasonable drilling and blasting footage of hard rock with large section and wind-driven rock drilling machine with self- Matters needing attention in construction.