Find the composite value of manning

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Problem: A trapezoidal channel has vegetated banks with Manning's n =0.040 and a stble bottom with Manning's n=0.025. The channel bottom width is 10 ft and the side slopes are 4:1. Find the composite value of Manning's n using the four methods given in this chapter if the flow epthis 3.0 ft. Please provide the complete solutions of this problem.

Reference no: EM132416151

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