外部集团装药法定向爆破拆除高危砖结构烟囱  

Directional Explosive Demolition of Dangerous Brick Chimney by External Concentrated Charge

作　　者：王从银[1] 张少光[1] 赵琳 

机构地区：[1]工程兵指挥学院军事教学系,徐州221004

出　　处：《爆破》2011年第3期94-96,共3页Blasting

摘　　要：针对"5·12"大地震形成的高危砖结构烟囱,采用外部集团装药法成功地实施了定向爆破拆除,文中介绍了爆破参数的设计及爆破施工方法。该爆破方法不需钻孔设备,作业时间短,速度快,效率高,可以保证定向倾倒,而且倒塌范围较小。A dangerous brick chimney caused by ＂5 · 12＂ Wenchuan earthquake was successfully demolished by directional blasting with external concentrated charge. The design of blast parameters and the construction method were introduce , which not need drilling mechine and short construction time with guaranting directional collapse and small collapse range.

关 键 词：烟囱 定向爆破 外部集团装药 

分 类 号：TU746.5[建筑科学—建筑技术科学]