高层建筑物基础桩控制爆破拆除
DEMOLITION OF HIGHRISE'S FOUNDATION PILE BY CONTROLLED BIASTING
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摘要: 本文介绍了用控制爆破方法拆除高层建筑物基础桩。通过爆破方案的选择、爆破参数的确定、爆破网络的运用及安全措施,使炸药能与破碎能相当接近,从而减少飞石、振动,保证了安全,保证了所留桩头不受损害且钢筋不被拉断,达到了爆破预期效果,满足了施工要求。Abstract: The paper introduces the demolition of highrise's foundation pile by controlled blasting.The amount of explosive can be controlled to match the breaking energy through the selection of blasting plan,determination of blasting parameters,application of blasting network and safety measures,so as to reduce the scattering stones and vibration and guarantee the safety.The residual pile heads are not damaged and the reinforcement bars are not snapped off,attaining the expected blasting performance and satisfying the construction requirements.
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