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向家坝大坝抗滑稳定分析及处理方案研究
引用本文:程浩,陈鹏,曾雄辉. 向家坝大坝抗滑稳定分析及处理方案研究[J]. 湖北水力发电, 2004, 0(3): 26-29,70
作者姓名:程浩  陈鹏  曾雄辉
作者单位:中南勘测设计研究院,湖南,长沙,410014;中南勘测设计研究院,湖南,长沙,410014;中南勘测设计研究院,湖南,长沙,410014
摘    要:向家坝水电站大坝坝基具有深浅层滑移破坏的地质背景 ,采用以刚体极限平衡法为主并结合多种数值分析方法 ,对深浅层抗滑稳定及加固处理方案进行了详细的比较 ,确定采用“扩大坝基 +坝踵齿槽 +硐塞 +深孔固结灌浆”综合处理方案。

关 键 词:向家坝水电站  深浅层抗滑稳定  加固处理
修稿时间:2004-06-16

Study on Stability against Sliding & Strengthening Treatment Scheme of Xiangjiaba Gravity Dam
Cheng Hao Chen Peng Zeng Xionghui. Study on Stability against Sliding & Strengthening Treatment Scheme of Xiangjiaba Gravity Dam[J]. Hubei Water Power, 2004, 0(3): 26-29,70
Authors:Cheng Hao Chen Peng Zeng Xionghui
Abstract:There are several shallow-lying soft interlayers and deep-lying soft interlayers in the foundation rock of Xiangjiaba gravity dam. The stability against sliding of foundation rock is computated by means of rigid-body limit equilibrium analysis as the principal method, and by diversified numerical analysis method as supplementary, and several strengthening treatment schemes are compared. The result shows that a comprehensive treatment scheme (i.e. extending the area of dam foundation, building notched grooves at the dam heel, filling the cavities and performing deep-hole consilidation grouting) is available.
Keywords:Xiangjiaba hydropower station   stability against sliding   strengthening treatment  
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