Water flows at flow rate Q In a rectangular canal. At height [m] 2 = h. And in width. b = 4 [m). Manning's coefficient of roughness in the canal is. 0.015 = n Shear stress measured in channel tau = 9.81 [n / m2]. Next to the canal, a vertical partition was installed that divided the canal into two identical canals, the width of each canal being [m] 2 = 2/ b. A. Calculate the water level in each separate rectangular channel h h=? b-4m B. The cross section changed to one connected rectangular channel as it was at the beginning when the water height is h =2 [m] and width b = 4m. Add a step to the rectangular channel to create a control section (critical flow). Calculate the step height (delta (z) in the control section h=2m Az=!

Water flows at flow rate Q In a rectangular canal. At height [m] 2 = h. And in width. b = 4 [m). Manning's coefficient of roughness in the canal is. 0.015 = n Shear stress measured in channel tau = 9.81 [n / m2]. Next to the canal, a vertical partition was installed that divided the canal into two identical canals, the width of each canal being [m] 2 = 2/ b. A. Calculate the water level in each separate rectangular channel h h=? b-4m B. The cross section changed to one connected rectangular channel as it was at the beginning when the water height is h =2 [m] and width b = 4m. Add a step to the rectangular channel to create a control section (critical flow). Calculate the step height (delta (z) in the control section h=2m Az=!

Principles of Foundation Engineering (MindTap Course List)

8th Edition

ISBN:9781305081550

Author:Braja M. Das

Publisher:Braja M. Das

Chapter15: Braced Cuts

Section: Chapter Questions

Problem 15.11P

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