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SEDCAD 4 for Windows <br />!`...•••.:..1.11000 _7l11 11 Damnlo I C�h•.I�h <br />9 <br />Structure Detail; <br />Structure #1(Pond� <br />Low berm below topsoil pile site <br />Pond Inputs: <br />Initial Pool Elev: <br />7,260.01 ft <br />Initial Pool: <br />0.00 ac -ft <br />*Sediment Storage: <br />0.00 ac -ft <br />Dead Space: <br />0.00% <br />*No sediment capacity defined <br />Broad - crested Weir <br />Weir Width Spillway Elev <br />(ft) (ft) <br />20.00 7,263.00 <br />• <br />Pond Results: <br />Peak Elevation: 7,263.04 ft <br />H'graph Detention Time: <br />0.54 hrs <br />Pond Model: <br />CSTRS <br />Dewater Time: <br />0.50 days <br />Trap Efficiency: <br />82.35% <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 />7,260.00 <br />0.000 <br />0.000 <br />0.000 <br />Top of Sed. Storage <br />7,260.01 <br />0.000 <br />0.000 <br />0.000 <br />7,260.50 <br />0.000 <br />0.000 <br />0.000 <br />7,261.00 <br />0.001 <br />0.000 <br />0.000 <br />7,261.50 <br />0.003 <br />0.001 <br />0.000 <br />7,262.00 <br />0.005 <br />0.003 <br />0.000 <br />7,262.50 <br />0.017 <br />0.008 <br />0.000 <br />7,263.00 <br />0.036 <br />0.021 <br />0.000 <br />Spillway #1 <br />7,263.04 <br />0.041 <br />0.023 <br />1.698 <br />12.00 <br />Peak Stage <br />7,263.50 <br />0.062 <br />0.045 <br />21.828 <br />7,263.70 <br />0.074 <br />0.059 <br />36.174 <br />7,263.80 <br />0.080 <br />0.067 <br />44.161 <br />7,263.90 <br />0.087 <br />0.075 <br />52.706 <br />i <br />Filename: low berm below is pile 10 24.sc4 Printed 02 -17 -2011 <br />Exh. 7 -17 -12 Revision Date: 04/13/11 <br />Revision No.: TR -90 <br />