Surcharged d/D vs Capacity or d/D in InfoSWMM and H2OMAP SWMM
The value of d/D in InfoSWMM is calculated as Link capacity or the Midpoint Capacity. d/D is defined as the capacity or current cross-sectional area at the center of the link over the full cross-sectional capacity at full depth. The midpoint cross-sectional area is based on the mean depth in