摘要
山西省万家寨引黄工程总干10#洞Ⅱ标段采用了光面爆破的施工方法,减少了坍方和超挖,从而节省了大量工程投资,并产生了巨大的社会效益。
By using the smooth blasting in the excavation,2 690 meters long of the tunnel No.10,the general main line,YRDP,both the caving and the over cutting are decreased,and the investment greatly was thereby economized.
出处
《山西水利科技》
2003年第2期47-48,共2页
Shanxi Hydrotechnics
