高寒地区露天矿山冬季生产问题的探讨

在北方冬季寒冷的气候条件下，露天矿山采剥生产遇到诸多困难。针对露天矿山冬季排水管路冻结堵塞、穿孔喷水结冰、爆破质量下降等问题，结合多年露天矿山的实际工作经验，提出了相应的解决措施。实践证明，采用适当、合理的措施后，高寒地区露天矿山冬季生产还是可行的。

Discussions on openpit winter mining in alpine region

In apline regions,the openpit mining faces many difficulties in winter,such as discharge pipe freezing,drilling spray water freezing,blasting quality decreasing and so on.Combining with years of openpit mining experiences,some countermeasures are put forward.It is proved to be feasilbe to mine with openpit method in apline regions in winter.