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SEDCAD 4 for Windows <br />r,...,,.:,.n~ ~www oe.~via i c-n.wn <br />• Structure Detai/; <br />Structure #1 (Null1 <br />Structure #2 (Pond) <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 Soillwa <br />Spillway FJev Lest Length Left Right Bottom <br />(ft) Sideslope Sideslope Width (ft) <br />7,295.50 40.00 3.00:1 3.00:1 2.00 <br />Pond Results: <br />C~ <br />Peak Elevation: 7,296.31 <br />H'graph Detentlon Time: 0.93 hrs <br />Pond Model: CSTRS <br />Dewater Time: 0.66 days <br />Trap Effidency: 73.30 % <br />Dewatenng time is calculated from peak stage to lowest spillway <br />Elevation-Caoacity-Discharge Table <br /> <br /> <br />Elevation Area <br /> <br />(ac) Capadty <br /> <br />(arft) DiSCharge <br /> <br />(c~) Dewater <br />Time <br />(hrs) <br />7,293.80 0.427 0.000 0.000 Top of Sed. Storage <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 14.85 <br />7,296.31 0.568 1.248 5.666 1.10 Peak Stage <br />7,296.50 0.579 1.357 7.021 <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 10 year event.sca <br />Printed OB-29-2005 <br />