Free Online Segmented, Variable Depth, Irregular Weir Flow Calculator

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Irregular Weir Flow Calculator

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Notes

Weir Equation

q = if (length = 0) then 0 else if (slope=0) then cw*length*d0^1.5 else cw/(2.5*slope) * (d0^2.5 - d1^2.5) where d1 and d0 are always positive or zero