Chezy Coefficient
Chezy coefficient, abbreviated as C, a dimensionless number, dependent on surface roughness and the hydraulic mean depth.
Chezy coefficient formulas
\(\large{ C = \frac{1}{n} \; r_h^{1/6} }\) |
\(\large{ C = \frac{v_m}{ \sqrt{ \; r_h \; m } } }\) |
Where:
Units | English | Metric |
\(\large{ C }\) = Chezy coefficient | \(\large{ dimensionless }\) | |
\(\large{ r_h }\) = hydraulic radius | \(\large{ ft }\) | \(\large{ m }\) |
\(\large{ v_m }\) = mean velocity | \(\large{ \frac{ft}{sec} }\) | \(\large{ \frac{m}{s} }\) |
\(\large{ n }\) = roughness coefficient | \(\large{ dimensionless }\) | |
\(\large{ m }\) = slope | \(\large{ ft }\) | \(\large{ m }\) |