大连三道沟山体预裂爆破降震效果  

SHOCKING REDUCTION BY PREFRACTURE DEMALITION OF SANDAOGOU HILL BODY

作　　者：张树堂[1] 李茂林[1] 傅盛国[1] 许世昌 张小平 

机构地区：[1]大连地震台 [2]大连地震局

出　　处：《东北地震研究》1997年第1期59-63,共5页Seismological Research of Northeast China

摘　　要：大连东北路工程三道沟路段山体爆破点距净水厂蓄水池很近，为了确保蓄水池安全和施工进度，在微差爆破的基础上，采用预裂爆破降震技术。The demolition point of Sandaogou hill body which is located at Northeast Road in Dalian city is at a near distance from the reservoir of the cleaning water plant.In order to pledge safety of the reservoir and planned speed of construction,the application of prefracture demolition to shocking reduction has obtained good effect on the basis of the blast by tiny time difference.

关 键 词：预裂爆破 降震效果 蓄水池 爆破 

分 类 号：TU991.343[建筑科学—市政工程]