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武汉外滩花园8栋新建楼房具有不同的高度和结构,需要针对每栋楼房的特点和环境确定其爆破切口的参数和倾倒方向来进行爆破拆除。文中介绍了爆破的总体方案、爆破切口的布置、网路连接、起爆顺序、安全措施及地基液化的预防。爆破结果表明,在时间非常紧迫情况下拆除大面积建筑群的爆破设计及各项安全防护措施是合理、可行的。
Eight new buildings in Wuhan Bund Garden have different heights and structures. Blasting and demolition should be done according to the characteristics and environment of each building to determine the parameters of the blasting incision and the dumping direction. In this paper, the general scheme of blasting, the layout of blasting incision, the connection of network, the initiation sequence, the safety measures and the prevention of liquefaction are introduced. The blasting results show that it is reasonable and feasible to demolish blasting design and various safety measures of large-scale buildings in a very time-consuming situation.