Weirs
Weir Type | Cross Section Shape | Flow Formula |
|---|---|---|
Transverse | Rectangular | CwLH3/2 |
Side Flow | Rectangular | CwLH5/3 |
V-Notch | Triangular | CwSH5/2 |
Trapezoidal | Trapezoidal | CwLH3/2 + CwsSH5/2 |
Cw Weir discharge coefficient, L = Weir length, S = Side slope of V-notch or trapezoidal weir, H = head difference across the weir, Cws= Discharge coefficient through sides of trapezoidal weir | ||
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Names of its inlet and outlet nodes
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Shape and geometry
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Crest height or elevation above the inlet node invert
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Discharge coefficient