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SEDCAD 4 for Windows <br />Copyright tss8 Pamela J. Schwab <br />Civil Software Design <br />Structure Detai/; <br />Structure #1 (Pond) <br />Pond Inputs: <br />' Permanent Pool Elev: 5,650.01 <br />Permanent Pool: 0.00 ac-ft <br />*Sediment Storege: 0.00 ac-ft <br />Dead Space: 20.00 <br />*No sediment capacity defined <br />Perforated Riser <br />Riser Riser Height : Barrel garcel Barrel Slope Number of <br />' <br />Diameter ft) Diameter Len ° <br />9~(ft) (/0) <br />( s n Spillway Elev Holes per <br />Manning <br />(in) <br />(in) Elev <br />1.00 3.00 ~, 1.00 20.00 1.00 0.0150 5,653.25 1 <br />Pond Results: <br />Peak Elevation: 5,652.03 <br />H'graph Detention Time: 17.08 hrs <br />Dewater Time: 0.00 days <br />.Trap Efficiency: 99.98 <br />Dewafering time is calculated from peak stage to lowest spillway <br />Elevation-Capacity-Discharge Table <br /> <br /> Area Capacity DlsCharge Dewater <br />Elevation Time <br /> (ac) (arft) .. (tfs) (hrs) <br />5,650.00 0.220 0.000 0.000 Top of Sed. Storage <br />5,650.01 0.222 0.002 0.000 Low hole SPW # 1 <br />5,650.50 0.223 0.111 0.000 <br />5,651.00 0.224 0.223 0.000 ' <br />5,651,50 0.225 0.335 0.000 <br />5,652.00 0.226 0.448 0.000 <br />5,652.03 0.226 0.455 - <br />`- - 0.000 0.00 Peak Stage <br />5,652.50 0.227 0.561 0.000 <br />5,652.75 0.227 0.618 0.000 <br />5,653.00 0.228 0.675 0.000 <br />5,653.25 0.229 0.732 0.000 Spillway #1 <br />5,653.50 0.230 0.789 0.013 <br />6 <br />_(ra~vlseott-zs-ol.)____... --.----Attachment2.U5.3(3~90a19=A ----- --- <br />Filename: small area exemption#6.srA Printed 04A2-2002 <br />