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Open Channel Calculator

This open channel flow calculator will help you find water flow velocity and volumetric flow rate through an open channel, given the channel's roughness coefficient, slope, and cross-sectional area.

In this calculator, you will learn how Manning’s equation works and how to use it to determine water flow. You will also learn about the most efficient cross-sections of open channels. Keep reading to start learning.

Calculation Parameters

Select Channel Type:
Select unit system:

Input and OutPut

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y=
=
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Q=
n=
Status:
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:
yC=
SC=
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