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SEDCAD 4 for Windows <br /> imA-immn Ps-j. i c,.i--k <br /> Emergency Spillway <br /> Spillway Bev Crest Length Left Right Bottom <br /> (ft) Sideslope Sideslope width(ft) <br /> 15.60 22.00 3.00:1 3.00:1 15.00 <br /> Pond Results: <br /> Peak Elevation: 14.90 ft <br /> H'graph Detention Time: 2.80 hrs <br /> Pond Model: CSTRS <br /> Dewater Time: 0.62 days <br /> Trap Efficiency: 97.90% <br /> Dewatering time is calculated from peak stage to lowest spillway <br /> Elevation-Capacity-Discharge Table <br /> Area Capacity Discharge Dewater <br /> Elevation Tme <br /> (ac) (ac-ft) (cfs) (hrs) <br /> 11.19 0.887 0.000 0.000 Top of Sed.Storage <br /> 11.50 0.9w 0.278 0.000 <br /> 12.00 0.920 0.733 0.000 <br /> 12.50 0.950 1.201 0.000 - - - -- <br /> 13.00 0.980 1.683 0.000 <br /> 13M 1.025 2.184 0.000 <br /> 14.00 1.070 2.708 0.000 <br /> 14.50 1.130 3.258 0.000 Spillway#1 <br /> 14.90 1.188 3.728 8.344 14.90 Peak Stage <br /> 15.00 1.200 3.840 10.330 <br /> 15.50 1.269 4.457 29.217 <br /> 15.60 1.283 4.585 33.707 Spillway#2 <br /> 16.00 1.340 5.110 55.247 <br /> 16.50 1.409 5.797 78.648 <br /> 17.00 1.480 6.519 124.224 <br /> Detailed Discharge Table <br /> Riename:No Name 10-year event.9c>4 Printed 04-01-2020 <br />