This dialog allows for editing of a Global Database record for the Unit Hydrograph (UH) method for modeling Rainfall Derived Inflow and Infiltration (RDII) in combined sewers. This method is also referred to as the RTK method. It is selected in the Sub-Catchment dialog in Runoff Mode.
The options for months are:
If a month is not checked, the All Months UH Method will be used during the simulation in that month.
For each of the three component UHs enter:
In the drop list next to rainfall select a rainfall record from the Global Database.