预裂爆破技术在龙潭水电站拱坝坝基开挖中的应用

The application of presplit blasting technology to the arch dam base excavation of the Longton hydropower station

文中介绍了预裂梯段爆破一次分层高度，预裂及梯段爆破各参数的选择，样架的制作以及钻孔的实际操作过程，预裂及梯段爆破连网。

This paper introdnced the linear layering height of presplit flight blas-ting,parameters selectioil of presplit and flight blasting,manufacture of screed frame and actual operating course of drilling,connected netloork of prespiit and flight blasting。