Subject: RDII Initial Abstrac
The initial abstraction in each of the three components of RDII in SWMM 5 are updated at each time step. The initialabstraction
ia = iaMax - iaUsed
based on the maximum amount of ia, the ia used (iaUsed), the recovery rate (iaRecov) and the month and class of RDII. You can enter a value for iaMax, iaInit and iaRecov for each month.
The iaUsed at the beginning of the simulation is set equal to iaInit
and if there is no rainfall
Sunday, July 31, 2011
RDII Intial Abstraction in SWMM 5
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