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SEDCAD 4 for Windows <br />Copyright 1998 Pamela J Schwah <br />Civil Software Design <br />• <br />Structure Detai/; <br />Structure #3 ~Pond~ <br />Pond Inputs: <br />Initial Pool Elev: 6,850.00 <br />Initial Pool: 8.38 ac-ft <br />*Sediment Storage: 3.49 ac-ft <br />Dead Space: 20.00 <br />*sediment capacity based on Average Annual R of70.0 for 1 year(s) <br />Emergency Spillway <br />Spillway Elev Crest Length LeR Right Bottom <br />(k) Sideslope Sideslope Width (ft) <br />6,850.00 24.00 2.50:1 2.50:1 14.00 <br />Pond Results: <br />r, <br />Peak Elevation: 6,852.01 <br />H'graph Detention Tme: 0.95 hr; <br />Pond Model: CSTRS <br />Dewater Tme: 0.70 days <br />Trap Effciency: 69.58 <br />Dewatering time is calculated from peak stage to lowest spillway <br />Elevation-Capacity-Discharge Table <br />• <br /> <br />Elevation Area <br /> <br />(ac) Capacity <br /> <br />(ac-ft) Discharge <br /> <br />(~s) Dewater <br />Time <br />(hrs) <br />6,839.97 0.744 0.000 0.000 Top of Sed. Storage <br />6,840.00 0.745 0.019 D.000 <br />6,840.50 0.754 0.394 0.000 <br />6,841.00 0.762 0.773 0.000 <br />6,841.50 0.771 1.156 0.000 <br />6,842.00 0.780 1.544 0.000 <br />6,842.50 0.789 1.936 0.000 <br />6,843.00 0.798 2.333 0.000 <br />6,843.50 0.807 2.735 0.000 <br />6,844.00 0.616 3.140 0.000 <br />6,844.50 0.826 3.551 0.000 <br />6,845.00 0.835 3.966 0.000 <br />6,845.50 0.844 4.386 0.000 <br />Filename: 25pond3.sc4 Printed 07-30-2001 <br />