水布垭水电站地下厂房软岩置换简介

Briefing of Substitution of Softrock in Shuibuya Underground Power House

由于地形条件的限制 ,国内外已有不少水电站采用地下式厂房。当地质条件较差时 ,如何处理局部软岩 ,保证厂房洞室稳定至关重要 ,软岩置换是处理局部软岩的方法之一。水布垭水电站地下厂房周边吊车梁附近的软岩就是采用置换方法处理的。从置换方案的确定、围岩稳定性分析、置换体施工。

The softrock near the crane beam of underground power house is substituted by reinforced concrete for improving the stability of surroundingrock, the analysis on stability of surrounding rock, the determination of substitution scheme and construction monitoring are summarized.