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• <br />SEDCAD 4 for Windows <br />Copyright 1998 Pamela J Schwab <br />CivA Sollware nesign <br />Structure Detai/•• <br />Structure #1 (Pond) <br />Pond Inputs: <br />Permanent Pool Elev: 5,650.01 <br />Permanent Pool: 0.00 ac-k <br />`Sediment Storage: 0.00 ac-k <br />Dead Space: 20.00 <br />`No sediment capacity defined <br />Perforated Riser <br />6 <br />Riser Riser Height Barrel garret Barrel Slope <br />' Number of <br />Diameter (ft) Diameter Length (k) (y°) Manning <br />s n Spillway Elev Holes per <br />(in) (in) Elev <br />1.00 3.00 1.00 20.00 1.00 I 0.0150 5,653.25 1 <br />Pond Results: <br />• <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 />Dewatering time is ca/culated from peak stage to lowest spi/lway <br />Elevation-Caaacity-Discharge Table <br />Area Capacity Discharge Dewater <br />Elevation Time <br />(ac) (ac-(t) (~5) (hrs) <br />• <br />5,650.00 0.220 0.000 0.000 <br />5,650.01 0.222 0.002 0000 <br />S,G5U.50 0.223 O.lil 0.000 <br />5,651.00 0.229 0.223 0.000 <br />5,651.50 0.225 0.335 0.000 <br />5,652 .00 0.226 0.498 <br />5,652 .03 0.226 0.455 <br />5,652 .50 0.227 O.S61 <br />5,652 .75 0.227 0.616 <br />5,653 .00 0.228 0.675 <br />5,653 .25 0.229 0.732 <br />5,653 .50 0.230 0.789 <br />0.000 <br />0.000 <br />0.000 <br />0.000 <br />0.000 <br />0.000 <br />0.013 <br />Top of Sed. Storage <br />Low hole SPW >: 1 <br />0.00 Peak Stage <br />Spillway #1 <br />_._~EVISEDIt-zs-ot)_ ___. _-Attachment-2.05.3(3~~D-119=0 - <br />Filename: small area exemption#S.srA ~ Printed 04-02-2002 <br />