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File: J:\OOJOBS\003-2166\SGOIMD2X 7/22/00, 7:54:1OPM <br />• Siphon <br />Siphon Tube Diameter (in) -__- ____ <br />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 (ft) ---- 20.0 <br />Z:1 (Left and Right) -- -- 2.6 2.5 <br />Bottom Width (f t) ---- 10.0 <br />POND RESULTS: <br />Sediment Permanent Dead Sediment <br />Storage+ Pool Space Algorithm <br />(ac-f t) (ac-ft) (%) <br />0.21 0.54 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 1.98 23.76 265.8 183152 70.28 34.21 12.44 <br />• OUT 1.66 0.82 77.4 32614 D.DO 0.00 0.00 <br />Peak Trap Hydrograph <br />Elevation Efficiency Detention Time <br />(%) (hrs) <br />--------------------------------------- <br />--------------------------------------- <br />6773.1 70.86 11.01 <br />Dewatering Time (Max. Perf. Riser Elev to Lowest Orifice): 2.8 days <br />+++++++++++a+a+++aa+aaaa+aaaaa++++++++++a+++++++++aaaa++aa++++++++a+a++++++++++ <br />• Page: 44 <br />