Free flow flow-rate for SQUARE cross section pipes

The app returns the flov velocity and flow rate in a SQUARE cross-section pipeline in free-flow conditions

Inclination
Pipe data
Design flow-rate

Pipe data
Pipe dimensions
Channel height	H	(mm)
Channel width	L	(mm)

Roughness coefficient
Gauckler-Strickler (G-S)	K_s	(m^1/3s^-1)
% Filling rate	h/H	%
Design filling rate	h/H	( )
Flow data
Inclination	i	( )
Wet area	A	(m²)
Hydraulic radius	R	(m)
Avg flow speed	v	(m/sec)
Design flow-rate	Q	(m³/sec)