Abstract: The author mainly introduces the application of geosynthetics in the core wall rockfill dam, including seepage control, filtration, drainage, protection, isolation and reinforcement. After operation, the water retaining performance of the core wall rockfill dam is good, and all operation indexes meet the requirements of engineering design.

Key words: geosynthetics, hydropower station, core rockfill dam

摘要： 主要介绍了土工合成材料在心墙堆石坝中的应用，包括防渗、反滤、排水、防护、隔离和加筋等。正式运行后，心墙堆石坝挡水性能良好，各项运行指标均满足工程设计要求。

关键词: 土工合成材料, 水电站, 心墙堆石坝