斜井流沙层段的支护设计与施工

The Supporting Design and Construction of Inclined Shaft through Drift Sand

针对煤矿钻掘斜井时遇到流沙层的情况 ,分析了当前采用的施工与设计方法。根据实践提出了经济可行的过流沙层的常规施工方法 ,并指出了施工中应注意的关键问题。

Present construction and design methods for inclined shaft through drift sand are analysed,the economic and feasible method is suggested.the key problems in construction are pointed out.