筒身开裂的砖烟囱定向爆破拆除

Demolition of a Brick Chimney of Crack Shaft by Directional Blasting

介绍了一筒身开裂砖烟囱的定向爆破拆除设计及爆破效果,在此爆破实践基础上,总结了定向爆破拆除砖烟囱时应着重注意的问题。

The blasting design and explosive effectiveness were introduced in demolishing a brick chimney of crack shaft by directional blasting. On the basis of this blasting practice, the problems, which must be paid attention to in demolishing the brick chimney, were summarized.