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Calculate the depth of flow in a trapezoidal channel with a bottom width of 3m and...

Calculate the depth of flow in a trapezoidal channel with a bottom width of 3m and whose walls slope 40 degrees with the horizontal. The channel is made of unfinished concrete and is laid on a 0.1% slope. The discharge is 15m^3/s.

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Answer #1

for unfinished concrete the value of n is normally taken as 0.017

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