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SEDCAD 4 for Windows <br />r- ,,inh/ IQQQ An1n D,-.[o I Cnhuroh <br />7 <br />Structure #1(Pond� <br />Dewatering Pond #3 <br />Pond Inputs: <br />Pond Results: <br />Structure Detail; <br />Initial Pool Elev: 2.70 ft <br />Initial Pool: 0.10 ac -ft <br />*Sediment Storage: 0.00 ac -ft <br />Dead Space: 20.00% <br />*Sediment capacity based on A verage Annual R of 16.6 for 3 year(s) <br />Emeraencv Sgillwa <br />Spillway Elev Crest Length Left Right Bottom <br />(ft) Sideslope Sideslope Width (ft) <br />2.70 10.00 5.00:1 5.00:1 3.00 <br />Peak Elevation: <br />3.21 ft <br />H'graph Detention Time: <br />0.47 hrs <br />Pond Model: <br />CSTRS <br />Dewater Time: <br />0.35 days <br />Trap Efficiency: <br />92.13% <br />Dewatering time is calculated from peak stage to lowest spillway <br />Elevation - Capacity- Discharge Table <br />Filename: Dewatering Model - 1 0yr 2014 expansion.sc4 Printed 09 -15 -2014 <br />Area <br />Capacity <br />Discharge Dewater <br />Elevation <br />Time <br />(ac) <br />(ac -ft) <br />(cfs) <br />(hrs) <br />0.06 <br />0.023 <br />0.000 <br />0.000 Top of Sed. Storage <br />0.10 <br />0.023 <br />0.001 <br />0.000 <br />0.15 <br />0.024 <br />0.002 <br />0.000 <br />0.20 <br />0.025 <br />0.003 <br />0.000 <br />0.25 <br />0.025 <br />0.005 <br />0.000 <br />0.30 <br />0.026 <br />0.006 <br />0.000 <br />0.35 <br />0.027 <br />0.007 <br />0.000 <br />0.40 <br />0.027 <br />0.009 <br />0.000 <br />0.45 <br />0.028 <br />0.010 <br />0.000 <br />0.50 <br />0.029 <br />0.011 <br />0.000 <br />0.55 <br />0.029 <br />0.013 <br />0.000 <br />0.60 <br />0.030 <br />0.014 <br />0.000 <br />0.65 <br />0.031 <br />0.016 <br />0.000 <br />Filename: Dewatering Model - 1 0yr 2014 expansion.sc4 Printed 09 -15 -2014 <br />