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SEDCAD 4 for Windows <br />9000 _0010 D-1, 1 <br />r.� <br />Structure #2 (Pond <br />Pond 012 <br />Pond Inputs: <br />Initial Pool Elev: 5,611.00 ft <br />Initial Pool: 3.70 ac -ft <br />Perforated Riser <br />Riser <br />Riser Height <br />Stability Stability <br />Class D w/o Class D w/ <br />Freeboard Freeboard <br />Capacity Capacity <br />Class B w/o Class B w/ <br />Freeboard Freeboard <br />Velocity: <br />0.91 fps <br />0.35 fps <br />X -Section Area: <br />1.28 sq ft <br />3.35 sq ft <br />Hydraulic Radius: <br />0.244 ft <br />0.489 ft <br />Froude Number: <br />0.32 <br />0.09 <br />Roughness Coefficient: <br />0.0922 <br />0.3826 <br />Structure #2 (Pond <br />Pond 012 <br />Pond Inputs: <br />Initial Pool Elev: 5,611.00 ft <br />Initial Pool: 3.70 ac -ft <br />Perforated Riser <br />Riser <br />Riser Height <br />Barrel Barrel Slope <br />Number of <br />Spillway Elev <br />Diameter (ft) <br />Diameter Length (ft) (Barrel <br />ado) <br />Manning's n (ft) Holes per <br />(in) <br />(in) <br />Elev <br />18.00 5.50 <br />18.00 70.00 1.70 <br />0.0240 5,611.00 2 <br />Pond Results: <br />Peak Elevation: 5,611.08 ft <br />Dewater Time: 0.61 days <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) (hrs) <br />5,605.00 <br />0.040 <br />0.000 <br />0.000 <br />5,605.50 <br />0.450 <br />0.104 <br />0.000 <br />5,606.00 <br />0.570 <br />0.358 <br />0.000 <br />5,606.50 <br />0.595 <br />0.650 <br />0.000 <br />5,607.00 <br />0.620 <br />0.953 <br />0.000 <br />5,607.50 <br />0.635 <br />1.267 <br />0.000 <br />5,608.00 <br />0.650 <br />1.588 <br />0.000 <br />5,608.50 <br />0.670 <br />1.918 <br />0.000 <br />5,609.00 <br />0.690 <br />2.258 <br />0.000 <br />5,609.50 <br />0.705 <br />2.607 <br />0.000 <br />5,610.00 <br />0.720 <br />2.963 <br />0.000 <br />5,610.50 <br />0.740 <br />3.328 <br />0.000 <br />5,611.00 <br />0.760 <br />3.703 <br />0.000 Spillway #1 <br />Filename: NH2 Espill Design Pond 012 25 24.sc4 Printed 12-15-2015 <br />Attachment 2.05.3(3)-31 Revision Date: 1/08/2016 <br />Page 22 Revision No.: TR -70 <br />