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根据宝清露天煤矿的实际情况主要分析了疏干降水的优化历程,着重阐述了明排疏干系统的方式、方法和设计方案,利用基坑降深、环沟降水、冻结法的施工方式建设水仓,成功地解决了采掘场内疏干问题,解决了松软土岩含水率高难以施工的难题。提高了设备工作效率及开拓降深速度。
According to the actual conditions of Baoqing open-pit coal mine, the paper mainly analyzes the optimization course of dewatering and precipitation reduction, and emphatically expounds the ways, methods and design schemes of dewatering and drainage system. The construction method of foundation pit dewatering, trench dewatering and freezing method Succulent, successfully solved the problem of mining dredging site to solve the problem of high water content of soft rock difficult to construct. Improve equipment efficiency and open up the speed of decline.