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Calculate Friction Loss In Junction Manhole:
 
Calculation:
Designer/Checker:
 
Input:
 

 
Upstream Flow (Q1 - cfs or cms)
Downstream Flow (Q2 - cfs or cms)
Intersecting Branch Flow (Q3 - cfs or cms)
Area Upstream Pipe (A1 - sf or sm)
Area Downstream Pipe (A2 - sf or sm)
Area Intersecting Branch Pipe (A3 - sf or sm)
Diameter Upstream Pipe (D1 - ft or m)
Diameter Downstream Pipe (D2 - ft or m)
Junction Angle of Branch to Main (JAng - deg)

     
   
   
Output:  
 
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Head loss, H =
   
 
 
 



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