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煤矿采空区是工程建设中不良地质条件之一 ,其地质特征评价和如何治理是两个关键问题。笔者结合高速公路建设中某采空区的治理实践 ,对这两方面进行了探索 ,对工程建筑中所遇各类采空区的地质特征评价及其治理方法有一定借鉴意义。
Coal mined-out area is one of the unfavorable geologic conditions in engineering construction. The evaluation of geological characteristics and how to govern are two key problems. In combination with the practice of a goaf in expressway construction, the author explores these two aspects and provides some references for the geological characteristics evaluation and governance methods of various kinds of goafs encountered in engineering construction.