积石峡水电站面板混凝土裂缝预防措施

Prevention measures of face concrete crack for Jishixia hydropower station

积石峡水电站大坝采用混凝土面板堆石坝型式,施工过程中,通过前期配合比试验、施工过程工艺控制、施工后养护等全过程控制措施,有效预防了面板混凝土裂缝的发生。

Jishixia hydropower station dam is a concrete face rockfill dam. The whole process control measures are used to prevent crack of face concrete during the dam construction, the measures include the previous mixture ratio test, the technique control of construction, the maintenance after construction, and so on.