The dam of the Dahuashui hydroelectric project is a RCC double curvature arch dam with gravity buttress on the left bank with a dam height of 134.50m.

• 大花水水电站拦河大坝为抛物线碾压混凝土双曲拱坝+左岸重力墩；最大坝高134.；50m；是目前国内在建的最高的碾压混凝土双曲拱坝。