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在某工程旋流池沉井施工过程中,采用爆破方法开挖沉井下方次坚硬岩石。论述了开挖沉井爆破方案的选择、参数设计、安全措施等,分析了爆破实际效果,以供今后进行类似爆破时参考。
In the construction of swirling pool sunk well of a project, blasting is used to excavate the sub-bottom hard rock. The selection, parameter design and safety measures of open caisson blasting are discussed. The actual blasting effect is analyzed for reference in the future when similar blasting is carried out.