* Log In to use the Calculate function *


Become a Member!






 
 
Calculate Required Pipe Diameter:
 
Calculation:
Designer/Checker:
 
Input:
 

(Note: All input Metric units are converted to English units for the equations below and then the output English units are converted back to Metric)
 
   
Flow Volume (Q - cfs or cms)
Energy Grade Line Slope, rise/run, (S - ft/ft or m/m)
Manning's Roughness Coefficient (n)

     
   
   
Output:  
 
Login to enable the Formulas!

Not a Member? Join Now!
   
D =
 
 
 




Start Using The Calculations >>> Become A Member Now!