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shi bao tou shui ku da ba jie gou wen ding fen xi
Author(s): 
Pages: 83-84,86
Year: Issue:  9
Journal: YELLOW RIVER

Keyword:  干砌石坝应力计算稳定分析石包头水库;
Abstract: 石包头水库大坝是典型的边勘察、边设计、边施工工程,施工过程中对设计方案几经修改,大坝建成后第二年就出现了水平裂缝.通过理论分析,分别用经验公式和有效应力圆弧滑裂面法对大坝上下游边坡稳定性进行了分析,结果表明,校核洪水位时上游面垂直正应力等多项指标不满足要求,大坝存在严重安全隐患.提出了大坝除险加固的措施.
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