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Problem 4. A trapezoidal channel with a bottom width B = 45 ft, a Manning's n = 0.018 and side slopes of m = 1.5 has a maximum allowable depth of 4.5 ft. Calculate the maximum flow rate when the slope is 0.00025.

Problem 4. A trapezoidal channel with a bottom width B = 45 ft, a Manning's n = 0.018 and side slopes of m = 1.5 has a maximum allowable depth of 4.5 ft. Calculate the maximum flow rate when the slope is 0.00025.

Principles of Geotechnical Engineering (MindTap Course List)
Principles of Geotechnical Engineering (MindTap Course List)
9th Edition
ISBN:9781305970939
Author:Braja M. Das, Khaled Sobhan
Publisher:Braja M. Das, Khaled Sobhan
Chapter9: In Situ Stresses
Section: Chapter Questions
Problem 9.10P
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Problem 4. A trapezoidal channel with a bottom width B = 45 ft, a Manning's n = 0.018 and side slopes of m = 1.5 has a maximum allowable depth of 4.5 ft. Calculate the maximum flow rate when the slope is 0.00025.
Transcribed Image Text:Problem 4. A trapezoidal channel with a bottom width B = 45 ft, a Manning's n = 0.018 and side slopes of m = 1.5 has a maximum allowable depth of 4.5 ft. Calculate the maximum flow rate when the slope is 0.00025.
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