摘要： 某水电站大坝产生裂缝21条。从温度测值、浇筑过程、通冷却水时段及滑模拆除时间等方面分析该水电站大坝的裂缝成因，为今后类似工程的实施提供借鉴。

Abstract: There were 21 cracks on the roller compacted concrete dam.In the aspects such as temperature, concrete pouring and cooling and removal of sliding mode, the cause reasons for cracks were analysed, for reference.