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File: J:\OOJOBS\003-2166\SGOIMD2X 7/22/00, 7:54 :1OPM <br />• <br />Siphon Tube Diameter (in) ~ ---- ---- <br />Siphon Tube Length (ft) ---- ---- <br />Manning's n of Siphon ---- ---- <br />Siphon Inlet Elevation ---- ---- <br />,Siphon Outlet Elevation ---- ---- <br />Emergency Spillway Elevation ---- 6774.0 <br />Crest Length !f t) ---- 20,0 <br />Z:1 (Left and Right) -- -- 2.5 2.5 <br />Bottom Width (ft) ---- 10,0 <br />POND RESULTS: <br />Sediment Permanent Dead Sediment <br />Storage* Pool Space Algorithm <br />(ac-ft) (ac-ft) (~) <br />0.18 0.57 20.00 CSTRS <br />*Sediment Capacity based on Average Annual R of 20.0 for 3.0 year(s) <br />Runoff Peak Peak Sediment Peak Settleable <br />Volume Discharge Sediment Concentration Concentration 24VW 24AA <br />(ac-f t) (cfs) (tons) (mg/1) (ml/1) (ml/1) (ml/1) <br />• IN 1 03 12 44 98 3 109152 41 88 21 58 7 95 <br />OUT 0.89 0.50 25.9 17781 0.00 0.00 0.00 <br />Peak Trap Hydrograph <br />Elevation Ef £iciency Detention Time <br />(~) (hrs) <br />-------- ------- --------------------- <br />--------------------------------------- <br />6771.4 73.64 9.02 <br />Dewatering Time (Max. Perf. Riser Elev to Lowest Orifice): 2.8 days <br />• <br />