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Study of Treatment Technologies in Overflow Dam Face of Warping Dam in the More Sediment and Coarse Sediment Region
Pages: 84-86
Year: Issue:  4
Journal: Yellow River

Keyword:  淤地坝过水坝面冲刷试验水泥土多沙粗沙区黄河;
Abstract: 为了实现黄河流域多沙粗沙区骨干淤地坝坝面低成本过水,分析了淤地坝坝面过水材料的物理力学性能和抗冲性能,并对试验材料的物理力学性能和抗冲性能进行了室内模型试验.结果表明:石灰土、三合土不适合做坝面过水材料;水泥含量为10%的水泥土的抗冻融、抗渗透和抗冲刷等性能均满足10 m以下坝高的坝面过水材料性能要求.采用分段铺设不同材料的方法,可实现坝高高于10 m大型淤地坝的坝面过水要求.
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