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SEDCAD 4 for Windows <br />('—,—h+ 1aaQ -Join D—i. I Ghu,oh <br />7 <br />Structure Detail; <br />Structure #2Null) <br />47.1 AC (87 CN) Running to 39 AC (47 CN) <br />Structure #3 (Pond, <br />Pond Inputs: <br />Pond Results: <br />Initial Pool Elev: 7,247.00 ft <br />Initial Pool: <br />0.79 ac -ft <br />*Sediment Storage: <br />1.64 ac -ft <br />Dead Space: <br />0.00% <br />*Sediment capacity was entered by user <br />Emergency Spillway <br />Spillway Elev Crest Length Left Right Bottom <br />(ft) Sideslope Sideslope Width (ft) <br />7,247.00 20.00 2.00:1 2.00:1 5.00 <br />Peak Elevation: <br />7,248.22 ft <br />H'graph Detention Time: <br />2.20 hrs <br />Pond Model: <br />CSTRS <br />Dewater Time: <br />1.50 days <br />Trap Efficiency: <br />0.00% <br />Dewatering time is calculated from peak stage to lowest spillway <br />Elevation -Capacity -Discharge Table <br />Elevation <br />Area <br />(ac) <br />Capacity <br />(ac -ft) <br />Discharge <br />(cfs) <br />Dewater <br />Time <br />(hrs) <br />7,245.76 <br />0.576 <br />0.000 <br />0.000 <br />Top of Sed. Storage <br />7,246.00 <br />0.600 <br />0.139 <br />0.000 <br />7,246.50 <br />0.649 <br />0.451 <br />0.000 <br />7,247.00 <br />0.700 <br />0.789 <br />0.000 <br />Spillway #1 <br />7,247.50 <br />0.749 <br />1.151 <br />0.933 <br />28.70 <br />7,248.00 <br />0.800 <br />1.538 <br />14.046 <br />7.05 <br />7,248.22 <br />7,248.50 <br />0.821 <br />0.849 <br />1.720 <br />1.950 <br />21.597 <br />31.138 <br />0.20 <br />Peak Stage <br />7,249.00 <br />0.900 <br />2.388 <br />56.062 <br />Filename: JeffwayPond1_25yr24hr.sc4 Printed 08-15-2017 <br />