The unusual shape broad tail pier is a pier with a notch between broad tail pier and overflow weir bottom.
异型宽尾墩是将宽尾墩底缘与溢流堰面断开形成缺口的一种墩型。
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The T-type flaring pier is an energy dissipation technology by injection flow on weir crest, which incorporates lateral diffusion and longitudinal tension.