This calculator calculates the water flow rate (q) using width of the weir (b), head on the weir (h), tdischarge constant (cd) values.
Formula:
q = 0.66 × Cd × b × (2g)0.66 × h1.5
Where,q = Water Flow Rate
Cd = Discharge Constant
b = Width of the Weir
g = Gravity (9.81 m/s²)
h = Head on the Weir