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SEDCAD 4 for Windows <br />r'-.... nh/ 1004 OM/1 D-1- I Cnh,.roh <br />13 <br />Structure #2 (Pond) <br />Sec 28 Sed Pond <br />Pond Inputs: <br />Initial Pool Elev: <br />7,064.50 ft <br />Initial Pool: <br />1.67 ac -ft <br />*Sediment Storage: <br />0.00 ac -ft <br />Dead Space: <br />0.00% <br />*No sediment capacity defined <br />Perforated Riser <br />Riser <br />Riser Height <br />Barrel <br />Barrel Barrel Slope <br />Number of <br />Spillway Elev <br />Diameter (ft) <br />Diameter Length (ft) (%) <br />Manning's n (ft) Holes per <br />(in) <br />(in) <br />Elev <br />18.00 6.60 <br />18.00 150.00 2.00 <br />0.0150 7,069.60 2 <br />Pond Results: <br />Emergency Spillwax <br />Spillway Elev Crest Length Left Right Bottom <br />(ft) Sideslope Sideslope Width (ft) <br />7,077.00 30.00 2.00:1 2.00:1 30.00 <br />Peak Elevation: <br />7,067.15 ft <br />H'graph Detention Time: <br />7.39 hrs <br />Pond Model: <br />CSTRS <br />Dewater Time: <br />1.08 days <br />Trap Efficiency: <br />78.00 % <br />Dewatering time is calculated from peak stage to lowest spillway <br />Elevation -Capacity -Discharge Table <br />Elevation <br />Area <br />(ac) <br />Capacity <br />(ac -ft) <br />Discharge Dewater <br />Time <br />(cfs) (hm) <br />7,057.25 <br />0.150 <br />0.000 <br />0.000 Top of Sed. Storage <br />7,057.50 <br />0.155 <br />0.038 <br />0.000 <br />7,057.75 <br />0.160 <br />0.077 <br />0.000 <br />7,058.00 <br />0.165 <br />0.118 <br />0.000 <br />7,058.25 <br />0.170 <br />0.160 <br />0.000 <br />7,058.50 <br />0.176 <br />0.203 <br />0.000 <br />7,058.75 <br />0.181 <br />0.248 <br />0.000 <br />7,059.00 <br />0.187 <br />0.294 <br />0.000 <br />7,059.25 <br />0.192 <br />0.342 <br />0.000 <br />7,059.50 <br />0.198 <br />0.390 <br />0.000 <br />Filename TR -105 Sec 28Pond 1024.sc4 Printed 02-04-2015 <br />Exh. 7-20A-35 Revision Date: 02/15/2015 <br />Revision No.: TR -105 <br />