Introduce the grouting reinforcement method of the soft rock of coal bin and fall area and analyze the fall reasons and the grouting result.
介绍了煤仓软岩及冒落段预注浆加固方法，分析了冒落原因及注浆效果。
Through the in-situ tests of traditional bolting and shotcrete method and whole section bolting-grouting reinforcement method, the theoretical and practical values of whole section bolt...
结合现场工业性试验软岩巷道传统锚喷加固方式和全断面锚注加固方式维护效果的对比，证明了全断面锚注加固的理论意义和实际应用价值。
At the same time, the surface crack repair method of crack treating, grouting filling embedded block and structural concrete reinforcement and displacement methods are proposed.
同时，提出裂缝处理的表面修补方法、灌浆嵌缝封堵法、结构加固法和混凝土置换法。
应用推荐