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SEDCAD 4 for Windows <br />r. — „ti+ 1 aaa - , 3nm 0 -1. 1 c„ti,.,.H <br />40 <br />Structure #43 (Null) <br />0 F -6 <br />Structure #45 j Pond) <br />Upper Coal Stockpile Sump (USCC) <br />Pond Inputs: <br />Initial Pool Elev: <br />6,664.20 ft <br />Initial Pool: <br />0.57 ac -ft <br />*Sediment Storage: <br />1.75 ac -ft <br />Dead Space: <br />20.00% <br />*Sediment capacity was entered by user <br />Straight Pipe <br />Barrel Barrel <br />6,664.64 ft <br />Entrance Tailwater <br />Barrel <br />Manning's Spillway <br />CSTRS <br />Diameter Length <br />1.21 days <br />Loss Depth <br />Slope ( %) <br />n Elev (ft) <br />(ac) <br />(in) (ft) <br />(cfs) <br />Coefficient (ft) <br />12.00 50.00 2.50 <br />0.0240 6,664.001 <br />0.90 0.00 <br />Emergency Spillwax <br />• Spillway Elev Crest Length Left Right Bottom <br />(ft) Sideslope Sideslope Width (ft) <br />6,665.00 25.00 3.00:1 3.00:1 10.00 <br />Pond Results: <br />Peak Elevation: <br />6,664.64 ft <br />H'graph Detention Time: <br />1.91 hrs <br />Pond Model: <br />CSTRS <br />Dewater Time: <br />1.21 days <br />Trap Efficiency: <br />95.23 <br />Dewatenng time is calculated from peak stage to lowest spillway <br />Elevation - Capacity- Discharge Table <br />r � <br />L_J <br />Filename: Pond 002_Operation_1209.sc4 <br />2.05.3 -E2 -A -1.40 <br />Printed 12 -23 -2009 <br />12/09 <br />Area <br />Capacity <br />Discharge <br />Dewater <br />Elevation <br />Time <br />(ac) <br />(ac -ft) <br />(cfs) <br />(hrs) <br />6,662.75 <br />0.369 <br />0.000 <br />0.000 <br />Top of Sed. Storage <br />6,663.00 <br />0.377 <br />0.092 <br />0.000 <br />6,664.00 <br />0.413 <br />0.487 <br />0.000 <br />Spillway #1 <br />6,664.20 <br />0.420 <br />0.571 <br />0.213 <br />19.35 <br />Filename: Pond 002_Operation_1209.sc4 <br />2.05.3 -E2 -A -1.40 <br />Printed 12 -23 -2009 <br />12/09 <br />