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46 <br /> Hydrograph Summary Re po Hydraflow Hydrographs Extension for AutoCAD®Civil 3D®2011 by Autodesk, Inc.v8 <br /> Hyd. Hydrograph Peak Time Time to Hyd. Inflow Maximum Total Hydrograph <br /> No. type flow interval Peak volume hyd(s) elevation strge used Description <br /> (origin) (cfs) (min) (min) (cuft) (ft) (cuft) <br /> 1 SCS Runoff 8.249 1 733 57,383 Pre-Dev Site <br /> 2 SCS Runoff 108.57 1 734 474,499 Remaining Basin <br /> 3 Combine 116.81 1 734 531,882 1,2 Outfall-Pre <br /> 10 SCS Runoff 15.37 1 732 81,963 Post-Dev Site <br /> 11 SCS Runoff 108.57 1 734 474,499 Remaining Basin <br /> 12 Combine 123.72 1 734 556,463 10, 11 Outfall-Post <br /> Preliminary Drainage Calcs.gpw Return Period: 1 Year Friday, Aug 31, 2012 <br />