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SEDCAD 4 for Windows <br />r ...; of ?ooc _onm o? vim i Q,h-.k <br />95 <br />• <br />Culvert Results: <br />Design Discharge = 21.17 cfs <br />Minimum pipe diameter: 1 - 24 inch pipe(s) required <br />• <br />Structure #1 LPond) <br />MB-2R <br />Pond Inputs: <br />Max. Tailwater Entrance <br />Length (ft) Slope (%) Manning's n Headwater ft Loss . ef. <br />(ft) () (Ke) <br />42.00 5.00 0.0240 3.50 0.00 0.91 <br />*Sediment capacity based on A verage Annual R of 30.0 for 3 year(s) <br />Perforated Riser <br />Riser <br />Diameter Riser Height Barrel <br />Diameter Barrel Barrel Slope Number of <br />Manning's n Spillway Elev Holes per <br />(in) (ft) (in) Length (ft) (/o) (ft) Elev <br />48.00 18.00 48.00 320.00 6.25 0.0240 6,118.40 1 <br />Emeraencv Spillwa <br />Spillway Elev Crest Length Left - Right Bottom <br />(ft) Sideslope Sideslope Width (ft) <br />6,119.20 12.00 1.00:1 1.00:1 8.00 <br />Pond Results: <br />Peak Elevation: 6,116.05 ft <br />H'graph Detention Time: 15.17 hrs <br />Pond Model: CSTRS <br />Dewater Time: 2.26 days <br />Trap Efficiency: 84.56% <br />Dewatering time is calculated from peak stage to lowest spillway <br />Elevation-Capacity-Discharae Table <br />C <br />Initial Pool Elev: 6,111.40 ft <br />Initial Pool: 8.00 ac-ft <br />*Sediment Storage: 0.70 ac-ft <br />Dead Space: 0.00% <br />Filename: MB-2R.sc4 Printed 10-23-2008