小直径水平扩壶爆破技术在路堑开挖中的应用

Application of the Technique of Pot Blasting in Small Diameter Horizontal Hole to the Excavation Through Cut

通过小孔径水平孔扩壶爆破技术在杭金衢高速公路开挖工程中的实际应用 ,文章提出了该技术的爆破参数设计方法、施工工艺及应用条件 。

In the excavation through cut by small diameter horizontal pot blasting at high speed road in Hang Jin Qu,the design method of the blasting parameters,the technology of construction and the applicable condition are given in this paper.It is provided the reference to the similar project. [