Answered: A concrete-lined trapezoidal canal is…

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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*hydraulics

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A concrete-lined trapezoidal canal is 20 ft. wide at the bottom with sides sloped 3 horizontal to 4 vertical. If the slope of the bottom is 0.0025 and the depth of water in the canal is 8 ft.

what is the discharge? Assume n = 0.012 and use Kutter's formula for determining C.

Choices:

A.) 5750 cfs

B.) 4750 cfs

C.) 3750 cfs

D.) 2750 cfs

Kutter and Ganguillet Formula
C =
C =
1
n
-+23+
1+
1+7(23+
1.811
n
0.00155
n
VR
S
0.00155.
S
+41.65+
(41.65+
0.00281
S
0.00281
S
(English Units)
(SI Units)

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