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Research on Stability Against Sliding of the Old Dam During Fengman Dam Rebuilding
Author(s): 
Pages: 105-107
Year: Issue:  4
Journal: Yellow River

Abstract: 断层坝段是影响丰满老坝整体稳定安全性的控制性坝段,坝基内不利软弱结构面是影响老坝坝体安全的关键因素.现丰满大坝重建新坝的施工,可能会降低老坝的抗力,导致老坝安全性降低,因此有必要论证重建工程施工期老坝坝体及基岩沿软弱结构面失稳的可能性.以现行规范的稳定安全要求为依据,选取典型断层坝段研究多种基础滑移模式下大坝的抗滑稳定安全问题,计算考虑新坝基础开挖施工期老坝受载的变化.结果表明,建基面是最薄弱的可...
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