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过煤矿采空区施工一直是困扰地质勘探钻孔施工的一项难题。本文结合淮南矿区过采空区钻孔施工的情况,着重从过采空区的钻孔设计、施工顺序、钻进工艺等方面介绍钻孔过采空区的施工技术及对钻孔过采空区的初步认识。
Over the mine gob construction has been plagued geological exploration drilling a difficult problem. In this paper, combined with the situation of over-the-hole drilling in Huainan mining area, the paper introduces the construction technology of over-gob hole drilling and the over-emptying of drilling from the aspects of drilling design, construction sequence and drilling technology in over gob area. District’s initial understanding.