Chezy Coefficient
Chezy Coefficient Formula
(Eq. 1) \(\large{ C = \frac {v_m} { \sqrt { \; r_h \; m } } }\)
(Eq. 2) \(\large{ C = \frac {1} {n} \; r_h^{1/6} }\)
Where:
\(\large{ C }\) = Chezy coefficient
\(\large{ r_h }\) = hydraulic radius
\(\large{ v_m }\) = mean velocity
\(\large{ n }\) = roughness coefficient
\(\large{ m }\) = slope
Solve for:
\(\large{ r_h = \left( C \; n \right)^6 }\)
\(\large{ n = \frac {1} {C} \; r_h^{1/6} }\)