The dam crest height is determined based on static water level, wave run-up, and freeboard. The freeboard is calculated according to the following formula.

坝顶高程由水库静水位加波浪爬高及安全超高决定。坝顶在静水位以上的超高按下式计算。

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Amplitude (a) : the height from the water plane to the wave crest.

振幅(A)：从水平面到波峰的高度。

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