Abstract: This paper introduces the application of geomembrane in temporary treatment of extrusion damage of face slab of Shuibuya hydropower dam. As well, the construction techniques in underwater laying of geomembrane were presented here, for reference.

Key words: geomembrane, underwater laying, seepage control system, Shuibuya hydropower station

摘要： 介绍了土工膜防渗体系在湖北水布垭水电站大坝面板挤压破坏临时处理工程中的应用，描述了水下铺设土工膜的施工工艺。

关键词: 土工膜, 水下铺设, 防渗体系, 水布垭水电站