宽孔距深孔微差控制baopo施工工法.doc

宽孔距深孔微差控制baopo施工工法
中国建筑第八工程局机械化施工公司
申报时间:一九九七年六月
目录
一、该工法与小孔距浅孔台阶baopo相比有如下特点和效益: 2
二、宽孔距深孔baopo原理 2
三、baopo参数选择 3
四、baopo网路设计 5
五、施工工艺 6
六、工程实例 8

Controlled Blasting wide pitch deep Construction Method
China Construction Engineering Bureau VIII Mechanical Construction Company
Reporting time: June 1997
Directory
First, the construction method and small hole is shallow hole bench blasting has the following features and benefits compared to: 2
2, Principle 2 wide pitch deep hole blasting
Third, blasting parameters 3
4, 5, blasting network design
5, 6, construction technology
6, 8 Projects