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Calculate Head For Rectangle Box Culvert, Outlet Control:
 
Calculation:
Designer/Checker:
 
Input:
 

 
Entrance loss coefficient (Ke)
Height of box culvert (D - ft or m)
Span of box culvert (B - ft or m)
Manning's roughness coefficient (n)
Length of culvert (L - ft or m)
Discharge rate per culvert barrel (Q - cfs or cms)

   
   
   
Output:  
 
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Head, H =
 
 
 
 
 



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