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本文重点介绍了小湾水电站地下厂房洞室群不同开挖程序围岩的稳定。爆破震动对围岩的动力影响 ,不同支护方案洞室稳定情况及围岩支护的建议 ,可供小湾水电站及类同地下厂房设计、施工参考
This article focuses on the stability of the surrounding rock in different excavation procedures of the caverns in the underground powerhouse of the Xiaowan Hydropower Station. The influence of blasting vibration on surrounding rock, the stability of cavern in different support schemes and the suggestion of surrounding rock support are available for the design and construction of Xiaowan Hydropower Station and similar underground workshops