Design of sewer diameter for fixed flow-rate

The app returns the design diameter in a sewer for a fixed flow-rate, for different types of pipe
Portata di progetto
Pendenza

Design flow-rate Q (m3/sec)
% Filling rate   %
Design filling rate h/r ( )
Inclination i ( )
Roughness coefficient      
Gauckler-Strickler (G-S) Ks (m1/3s-1)
A/r2 ratio A/r2 ( )
R/r ratio R/r ( )
Internnal diameter Di (mm)
EuroSewer
OD
UNI EN 13476-3
PE
DN/OD
EuroSewer
ID
UNI EN 13476-3
PE
DN/ID
Normopipe
 
UNI EN 1401
PVC-U
DN/OD
Normopipe
 
UNI EN 12666
PE
DN/OD

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