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  1. Groundwork Construction

    Outflow of Catchment Area less than inflow of pond

    I am modeling an area that is 100% impervious which is directed to an infiltration bed. The report summary from the catchment area is showing an outflow of 1 cfs and a volume of 1933 cf. The report summary for the infiltration bed shows an inflow of 2.18 cfs and a volume of 4598 cf. There are no...
  2. Groundwork Construction

    Discarded Area Increases Volume and Rate For Small Storm

    I am modelling a small project which is producing unexpected results. The flow path consists of a blacktop driveway. Tributary to the flow path is a small area of grass, some roof water, and of course the driveway. Post construction eliminates the grass area and all new impervious and existing...
  3. Groundwork Construction

    Wet Pond Storage Volume

    I am modeling a wet pond for stormwater management and am having difficulty in getting the report to show the proper storage volume. Here is the scenario. I have the pond invert at 96.00,a height of 6', a starting elevation of 100.00, a weir at 100.00, and an orifice at 100.50. I have...

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