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  • Users: stioffan
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  1. stioffan

    Detention Time vs Discharge Ratio chart query

    In using the universal figure that is the "Detention Time vs Discharge" chart (where you find the ratio of outflow to inflow by inputting the unit peak discharge), I am wondering how the 12-hour and 24-hour curves were formulated. I have searched for the answer to no avail. It seems the Maryland...
  2. stioffan

    Volume of trapezoidal channel

    I'm wondering if anyone has another method of determining the volume of water that is detained in a trapezoidal channel with check dams that measures 2.5'H x 8'BW x 18'TW (2H:1V sides). Check dams are the H (2.5') and are spaced 78' apart. Longitudinal slope of the swale is 0.032ft/ft. I am...
  3. stioffan

    Sequential Checkdam modeling

    I have been trying to model 4 checkdams in sequence 100ft apart on 6% slope. The swale is trapezoidal with a 12'BW x 30'TW x 3'D & 3:1 sides. The check dam H is 2' and spans the width of the swale. My problem is that I can't get the peak flow rate down without overtopping the swale at each Check...
  4. stioffan

    Trip Generation for Event Center

    Anyone have any ideas about the trip generating potential of an event center? The proposed 'Events' are weddings,car auctions, merchandise auctions and car shows. The ITE trip data books do not cover anything related to this land use. I may use arena or movie theater (suggested by the Boss) Any...

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