* Log In to use the Calculate function *


Become a Member!





 
  
Calculate Headwater Inlet Control Culvert With Unsubmerged Inlet:
 
Calculation:
Designer/Checker:
 
Input:
 

 
Culvert cross-sectional area (A - sf or sm)
Design flow/discharge per culvert barrel (Q - cfs or cms)
Slope of culvert barrel (S - ft/ft or m/m)
Interior height of culvert barrel (D - ft or m)
Inlet control constant from table (K)
Inlet control constant from table (M)

     
   
   
Output:  
 
Login to enable the Formulas!

Not a Member? Join Now!
   
Headwater, HW =
 
 
 
 
 



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