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Sketch GVF problems 1.A 9.0 m wide rectangular channel has its longitudinal bed profile shown below. The Manning’s roughness n = 0.014. (a) Find flow discharge obtained from the upstream lake. (b) Determine whether a hydraulic jump happens and identify in which reach it happens. (c) Sketch water surface profiles and label them with corresponding curve types. El. 30.5 m Lake El. 28.3 m So= = 0.005 El. elevation above datum El. 26.8 m So = 0.001 El. 27.4 m 7 Lake El. 25.3 m

by Essaynice Tutors | Sep 8, 2023 | civil engineering

Transcribed Image Text:Sketch GVF problems
1. A 9.0 m wide rectangular channel has its longitudinal bed profile shown below. The Manning’s roughness
n = 0.014. (a) Find flow discharge obtained from the upstream lake. (b) Determine whether a hydraulic
jump happens and identify in which reach it happens. (c) Sketch water surface profiles and label them
with corresponding curve types.
El. 30.5 m
?
Lake
El. 28.3 m,
So = 0.005
El. elevation above datum
El. 26.8 m
So = 0.001
El. 27.4 m
2
Lake
El. 25.3 m