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结合铁山隧道煤层采空区病害治理实例,介绍采空区注浆加固的设计、施工方法、施工工艺、注浆效果及注意事项等,提出了对一些相关问题的看法。
Combining with the example of disease control of coal mined-out area in Tieshan Tunnel, the design, construction method, construction technology, grouting effect and precautions of grouting reinforcement in goaf are introduced. Some opinions on some related problems are put forward.