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  • Thru Manhole Friction Loss Calculator

Thru Manhole Friction Loss Calculator

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Thru Manhole Friction Loss Calculator

Thru Manhole Friction Loss Calculator

Calculate the friction loss in a thru manhole under straight flow using:
\[ h_f = K_m \frac{V^2}{2g} \]

* Enter the manhole loss coefficient \(K_m\) and the flow velocity \(V\) (ft/s).

Step 1: Enter Parameters

Example: 0.4

Example: 12 ft/s

Calculated Friction Loss

Formula: \[ h_f = K_m \frac{V^2}{2g} \] with \(g = 32.2 \, \text{ft/s}^2\).

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