光面预裂爆破技术在石质路堑边坡开挖中的应用

Application of Smoothwall Presplit Blasting Technique in the Excavation of Stony Cut Slope

介绍了光面预裂爆破技术的特点、爆破机理、炮孔布置及主要爆破参数选取等,并对其爆破效果和经济效益进行了分析和评价。

This paper introduces the features,mechanism and hole layout of smoothw all presplit blasting technique and the selection of main blasting param eters,and makes analysis and evaluation on its blasting result and economic benefit.