The ordinates of a 6- hr unit hydrograph are given below. A storm had three successive...

The ordinates of a 6- hr unit hydrograph are given below. A storm had three successive 6 – hr intervals of rainfall magnitude of 3, 5, and 4 cm respectively. Assuming a Φ- index of 0.2 cm/hr and a base flow of 30 m³/s, determine the resulting hydrograph of flow (total flow).

time, hr	Ordinate of 6-h UH
0	0
6	250
12	600
18	800
24	700
30	600
36	450
42	320
48	200
54	100
60	50
66	0

Expert Solution

Ally Wells answered 6 months ago

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