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SEDCAD 4 for Windows <br />r,...,,.~,.ra w°a o~..,oi~ i s~n~.,~n <br />7 <br /> <br />Structure #1 (Nu1/1 <br />Structure #2 (Null <br />Structure #3 (Nul/1 <br />Structure #4 (Pond <br />Pond Inputs: <br />Structure Detai/; <br />Initial Pool Elev: 7,746.00 <br />Initial Pool: 1.22 ac-ft <br />*Sediment Storage: 0.00 ac-ft <br />Dead Space: 20.00 <br />*No sed/ment capacity defined <br />Perforated Riser <br />Riser <br />Riser Heigh[ Barrel <br />Barrel Barrel Slope Number of <br /> <br />' <br />Diameter (ft) Diameter Length (ft) (%) Manning <br />s n Spillway Elev Holes per <br />(in) (in) Elev <br />12.00 9.20 12.00 121.00 8.00 0.0250 7,752.90 2 <br />• Emergency Spillwa <br />Spillway Elev Gest Length Left Right Bottom <br />(ft) Sideslope Sideslope Width (ft) <br />7,754.50 17.00 2.00:1 2.00:1 19.00 <br />Pond Results: <br />Peak Elevation: 7,755.04 <br />H'graph Detention Time: 8.16 hrs <br />Pond Model: CSTRS <br />Dewater Time: 1.79 days <br />Trap Efficiency: 29.87 <br />Dewatering time is ca/culated from peak stage to lowest spil/way <br />Elevation-Capacity-Discharge Table <br />• <br />Filename: Section16-FreeboardDesign.sc4 Printed OS-11-2002 <br />