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云峰水电站大坝左坝肩渗漏处理
引用本文:姜殿威,王立伟,隋明日.云峰水电站大坝左坝肩渗漏处理[J].大坝与安全,2009(4):79-83.
作者姓名:姜殿威  王立伟  隋明日
作者单位:东北电网有限公司云峰发电厂,吉林,集安,134200
摘    要:近年来,云峰大坝坝体渗水问题一直比较严重,特别是左坝头即2号坝段。经过地质勘探、芯样分析及压水试验等,左坝头坝基扬压力大,基础岩石破碎,渗水比较严重,坝体应力超标。针对左坝肩渗漏问题,采取"堵、拦、排"等综合治理方法,兼顾坝基加固和降低扬压力,使问题得到了彻底解决。

关 键 词:左坝肩  渗漏  固结灌浆  帷幕灌浆  排水孔  云峰水电站

Treatment of the seepage at the left abutment of Yunfeng dam
JIANG Dian-wei,WANG Li-wei,SUI Ming-ri.Treatment of the seepage at the left abutment of Yunfeng dam[J].Large Dam & Safety,2009(4):79-83.
Authors:JIANG Dian-wei  WANG Li-wei  SUI Ming-ri
Affiliation:JIANG Dian-wei, WANG Li-wei,SUI Ming-ri
Abstract:The seepage of Yunfeng dam was serious, especially of the left dam abutment. By geological investigation and water pressure test, high uplift pressure and dam stress, fragmentized bedrock and seepage were found. Aiming at the seepage, combined with seepage prevention and decrease of uplift pressure, comprehensive treatment measures were adopted, and good effect was achieved.
Keywords:left abutment  seepage  consolidation grouting  curtain grouting  drain hole  Yunfeng hydropower station
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