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Seepage inspection underwater and repair for upstream gate shaft in Wanyao Reservoir
Author(s): TAN Jianping
Pages: 30-
31,33
Year: 2002
Issue:
1
Journal: LARGE DAM & SAFETY
Keyword: 碗窑水库; 水下渗漏; 防渗施工;
Abstract: 本文简单介绍了碗窑水库上游坝面闸门井水下渗漏检查和防渗施工情况.在查明上游坝面闸门井水下12m深处,混凝土蜂窝引起渗漏的基础上,采用杭州国电大坝安全工程有限公司研制的SXPBM、LW、SXM等水下防渗材料和水下施工工艺,直接在漏水源头--上游坝面完成了快速水下防渗堵漏施工,坝内排水管漏水量由>1 000 ml/s降为0.6 ml/s以下,取得了堵水率99.9%的工程防渗效果.
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