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呼蓄电站岩壁吊车梁以下高边墙开挖爆破振动控制要求高。在不同的开挖高程采用不同的爆破参数做爆破试验,总结出不同高程的采用不同爆破参数和分层厚度的工艺方法,可以确保已成型岩锚梁的结构安全。
High requirement of blasting vibration control of high side wall below cofferdam in Huhuan Power Plant. Different blasting parameters are used to make blasting tests at different excavation elevations, and the technological methods of using different blasting parameters and layered thicknesses at different elevations are summarized to ensure the structural safety of the formed rock anchor beam.