【摘要】 兰州市中心一座九层钢筋混凝土框架住宅楼属违章建筑需在5 d内爆破拆除并清运干净,因高宽比小,采用了沿楼纵向切缝,使楼房成两片后个自背向倾倒爆破方案拆除。介绍了该楼爆破方案选择及预处理方案,给出了爆破参数及爆破效果。更多还原

【Abstract】 A nine-storey concrete frame living building in the down town of Lanzhou was ordered to be exploded and then carried and leaned away in 5 days.For the sake of low rate between the height and the width,the plan of dividing and cutting along the building vertically into two opposite pieces was adopted to timely and safely implement the blasting.This article introduces the choice of blasting plan and pre-treatment plan,presents the explosion parameters and the explosion effect.更多还原