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SEDCAD 4 for Windows <br />Copynght 1998 Pamela J Sohwab <br />Civil Software Design <br />Structure ~#S (Culvert) <br />Cu/vent 1 <br />Culvert Inputs: <br />Max. Tailwater Entrance <br />Length (ft) Slope (%) Manning's n Headwater Loss Coef. <br />322.00 4.65 0.0240 12.00 1.00 0.90 <br />Culvert Results: <br />Design Discharge = 291.69 cfs <br />Minimum pipe diameter: 1 - 66 inch pipe(s) required <br />Structure #6 (Pond) <br />Pond PI <br />Pond Inputs: <br /> Initial Pool Elev: 6,796.50 <br /> Initial Pool: 0.06 ac-R <br /> 'Sediment Storage: 0.00 ac-ft <br /> Dead Space: 20.00 <br />'No sediment rapacity defined <br />Emergency Sp illway <br />Spillway Elev Crest Length Left Right Bottom <br />(R) Sideslope Sideslope Width (R) <br />6,810.00 25.00 2.00:1 2.00:1 38.00 <br />Perforated Riser <br />14 <br />Riser Riser Height Barrel Barrel Barrel Slope Number of <br />' <br />Diameter <br />(ft) Diameter ° <br />Length (ft) (/o) Manning <br />s n Spillway Elev Holes per <br />(in) (in) Elev <br />12.00 5.00 12.00 200.00 2.OO 0.0240 6,800.00 4 <br />Pond Results: <br />Peak Elevation: 6,811.96 <br />H'graph Detention Time: 1.40 hrs <br />Pond Model: CSTRS <br />Dewater Time: 3.58 days <br />Trap Efficiency: 31.26 <br />Dewatering time is calcu/aced from peak stage to lowest spillway <br />Filename: 1645A_P 1-10-24. sc4 <br />Printed 01-19-2001 <br />