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SEDCAD 4 for Windows <br /> rnm,rinl,l ,OOA Da,rolu 1 C~F.wN 1 <br />• Structure Detai/; <br /> Structure #1 (Null) <br /> Structure #Z (Pond1 <br /> Dea/ Gu/ch Pond <br /> Pond Inputs: <br /> Initial Pool Elev: 7,295.50 <br /> Initial Pool: 0.81 ac-ft <br /> *Sediment Storage: 1.23 ac-ft <br /> Dead space: 20.00 % <br /> *Sediment capacity was entered by user <br /> Emergency Spillway <br /> Uest Length Left Right Bottom <br /> Spillway Elev {ft) Sideslope Sidesfope Width (ft) <br /> 7,295.50 40.00 3.00:1 3.00:1 2.00 <br /> Pond Results: <br />. Peak Elevation: 7,296.79 <br /> H'graph Detention Time: 0.86 hrs <br /> Pond Model: CSTRS <br /> Dewater Time: 0.68 days <br /> Trap Effidency: 67.29 Wo <br /> Dewatering time is calculated from peak stage to lowest spillway <br /> Elevation-Capacity-Discharge Table <br /> Area Capadty Disdiarge Dewater <br />Time <br /> Elevation (ac) (ac-ft) (~) (hrs) <br /> 7,293.60 0.427 0.000 0.000 Top of Sed. storage <br /> <br /> 7,294.00 0.440 0.087 0.000 <br /> 7,294.50 0.466 0.313 0.000 <br /> 7,295.00 0.493 0.553 0.000 <br /> 7,295.50 0.521 0.807 0.000 Spillway #1 <br /> 7,296.00 0.550 1.075 3.510 14.50 <br /> 7,296.50 0.579 1.357 7.021 1.35 <br /> 7,296.79 0.596 1.528 14.254 0.50 Peak Stage <br />• 7,297.00 0.609 1.654 19.580 <br /> 7,297.50 0.639 1.966 38.905 <br /> Filename: Deal Gulch Pond 25 year event.sc4 Printed 08-29-2005 <br />