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SEDCAD 4 for Windows <br />76 <br />Riser Barrel <br />Riser Height Barrel Barrel Slope Spillway Elev <br />Diameter (ft) Diameter Length (ft) ( %) Manning's n (ft) <br />(in) (in) <br />36.00 7.00 36.00 100.00 2.00 0.0150 6,654.00 <br />Pond Results: <br />Emeraencv Saillwa <br />Spillway Elev Crest Length Left Right Bottom <br />(ft) Sideslope Sideslope Width (ft) <br />6,655.00 25.00 3.00:1 3.00:1 10.00 <br />Peak Elevation: <br />6,654.52 ft <br />H'graph Detention Time: <br />0.73 hrs <br />Pond Model: <br />CSTRS <br />Dewater Time: <br />Trap Efficiency: <br />0.58 days <br />0.00% <br />Dewatering time is calculated from peak stage to lowest spillway <br />Elevation - Capacity- Discharge Table <br />Elevation <br />Area <br />(ac) <br />Capacity <br />(ac -ft) <br />Discharge <br />(cfs) <br />Dewater <br />Time <br />(hrs) <br />6,648.32 <br />6,648.70 <br />6,649.20 <br />0.694 <br />0.711 <br />0.733 <br />0.000 <br />0.264 <br />0.625 <br />0.000 <br />0.000 <br />0.000 <br />Top of Sed. Storage <br />6,649.70 <br />0.756 <br />0.997 <br />0.000 <br />6,650.00 <br />0.770 <br />1.226 <br />0.000 <br />6,650.20 <br />0.780 <br />1.381 <br />0.000 <br />6,650.70 <br />0.804 <br />1.777 <br />0.000 <br />6,651.20 <br />0.829 <br />2.186 <br />0.000 <br />6,651.70 <br />0.855 <br />2.607 <br />0.000 <br />6,652.00 <br />0.870 <br />2.865 <br />0.000 <br />6,652.20 <br />0.881 <br />3.040 <br />0.000 <br />6,652.70 <br />0.908 <br />3.487 <br />0.000 <br />6,653.00 <br />0.924 <br />3.762 <br />0.000 <br />6,653.20 <br />0.935 <br />3.948 <br />0.000 <br />6,653.70 <br />0.963 <br />4.423 <br />0.000 <br />6,654.00 <br />0.980 <br />4.714 <br />0.000 <br />Spillway #1 <br />6,654.20 <br />1.001 <br />4.912 <br />2.617 <br />0.92* <br />6,654.52 <br />1.036 <br />5.242 <br />11.934 <br />13.10 <br />Peak Stage <br />Filename: Lower Sump 10yr ver2.sc4 <br />Printed 04-06 -2012 <br />