预裂控制爆破技术在坚硬岩石爆破中的应用

The Application of Presplit Controlled Blasting Technique in the Hard Rock Blast

阐述了预裂控制爆破技术在坚硬岩石爆破中的应用,介绍了工程概况、设计范围、钻爆技术参数、布孔方式、装药结构及装药量、爆破网络、起爆顺序等。

this paper expounds the Application of presplit controlled blasting technique in the hard rock blast, and introduces the general situation of the engineering, the design scope, the drill-and-blast technical parameters, the structure of charging and explosive load, the blasting network, and the firing order, etc.