露天矿降低爆破震动的实践

Practice of Reduce Blasting Shake in Open-pit Mine

为降低露天矿山爆破震动危害,保证周边建筑物、构筑物等保护对象的安全,莱钢集团鲁南矿业公司在上河采场的爆破中,采取控制药量、微差起爆、预裂爆破和水介质爆破等技术,取得了较好效果。

In order to reduce the shaking harm in open-work blasting, ensure the surrounding buildings, structures and other objects safety, a series of measures such as controlling the explosive quantity, short-delay blasting, presplit blasting and aqueous medium blasting etc are adopted by Lunan Mining Company, Laigang Group in Shanghe stope blast, acquiring better results.