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A trapezoidal concrete channel (n = 0.015) has side slopes of 2H:1V, a bottom width of...

A trapezoidal concrete channel (n = 0.015) has side slopes of 2H:1V, a bottom width of 10.0 ft, and a longitudinal slope of 0.005.

(a) Compute the discharge rate (in cfs) and velocity (ft/s) when the water depth is 3.0 ft.

(b) Compute normal depth and critical depth (in feet) for a discharge rate of 300 cfs.

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