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 Manhole Loss Coefficient, \(K_m\): Example: 0.4 Flow Velocity, \(V\) (ft/s): […]
Read MorePipe Expansion Friction Loss Calculator Pipe Expansion Friction Loss Calculator Calculate the friction loss in a pipe expansion under pressure flow using: \[ h_f = K_e \frac{V^2}{2g} \] * Enter the expansion loss coefficient \(K_e\) and the flow velocity \(V\) (ft/s). Step 1: Enter Parameters Expansion Loss Coefficient, \(K_e\): Example: 0.8 Flow Velocity, \(V\) (ft/s): […]
Read MorePipe Contraction Friction Loss Calculator Pipe Contraction Friction Loss Calculator Calculate the friction loss in a pipe contraction under pressure flow using: \[ h_f = K_c \frac{V^2}{2g} \] * Enter the contraction loss coefficient \(K_c\) and the flow velocity \(V\) (ft/s). Step 1: Enter Parameters Contraction Loss Coefficient, \(K_c\): Example: 0.6 Flow Velocity, \(V\) (ft/s): […]
Read MoreFriction Loss in Bend Under Pressure Flow Calculator Friction Loss in Bend Calculator Calculate the friction (head) loss in a bend under pressure flow using: \[ h_f = K \frac{V^2}{2g} \] * Enter the bend loss coefficient \(K\) and the flow velocity \(V\) (ft/s). Step 1: Enter Parameters Loss Coefficient, \( K \): Example: 0.5 […]
Read MoreRequired Pipe Diameter Calculator Required Pipe Diameter Calculator Calculate the required pipe diameter for full flow using Manning’s equation: \[ d = \left( \frac{n\,4^{\frac{5}{3}}\,Q}{\pi\,\sqrt{S}} \right)^{\frac{3}{8}} \] * Enter the flow rate \(Q\) (ft³/s), Manning’s roughness coefficient \(n\), and channel slope \(S\) (ft/ft). Step 1: Enter Parameters Flow Rate, \( Q \) (ft³/s): Example: 20 ft³/s […]
Read MorePipe Load from Distributed Load Calculator Pipe Load from Distributed Load Calculator Calculate the effective pipe load from a distributed load using: \[ P = q \times L \] * Enter the distributed load \(q\) (lb/ft) and the pipe length \(L\) (ft). Step 1: Enter Parameters Distributed Load, \( q \) (lb/ft): Example: 50 lb/ft […]
Read MoreThe calculator takes the concentrated (point) load WWW and multiplies it by a load distribution factor FFF to produce the effective pipe load PPP. Pipe Load from Concentrated (Point) Load Calculator Pipe Load Calculator Calculate the effective pipe load from a concentrated (point) load using: \[ P = W \times F \] * Enter the […]
Read MoreCulvert Outlet Velocity Calculator Culvert Outlet Velocity Calculator Calculate the outlet velocity for a culvert using: \[ V = C_d \sqrt{2gH} \] * Enter the discharge coefficient \(C_d\) and the head difference \(H\) (ft). Step 1: Enter Parameters Discharge Coefficient, \( C_d \): Example: 0.7 Head Difference, \( H \) (ft): Example: 5 ft Calculate […]
Read MoreChannel Flow (Q) Calculator Calculate the channel flow using Manning’s Equation: \[ Q = \frac{1}{n}\,A\,R^{\frac{2}{3}}\,S^{\frac{1}{2}} \] * Enter the cross-sectional area \(A\) (ft²), Manning’s roughness coefficient \(n\), hydraulic radius \(R\) (ft), and channel slope \(S\) (ft/ft). Step 1: Enter Parameters Cross-sectional Area, \( A \) (ft²): Example: 50 ft² Manning’s Roughness Coefficient, \( n \): […]
Read MoreChannel Velocity Calculator Calculate the channel velocity using Chezy’s formula: \[ V = C \sqrt{R\,S} \] * Enter the Chezy coefficient \(C\), hydraulic radius \(R\) (ft), and channel slope \(S\) (ft/ft). Step 1: Enter Parameters Chezy Coefficient, \( C \): Example: 45 Hydraulic Radius, \( R \) (ft): Example: 3 ft Channel Slope, \( S […]
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