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65 <br /> Hydrograph Report <br /> Hydraflow Hydrographs Extension for AutoCAD®Civil 3D®2011 by Autodesk,Inc.v8 Friday,Aug 31,2012 <br /> Hyd. No. I <br /> Pre-rev Site <br /> Hydrograph type = SCS Runoff Peak discharge = 64.20 cfs <br /> Storm frequency = 10 yrs Time to peak = 730 min <br /> Time interval = 1 min Hyd. volume = 263,153 tuft <br /> Drainage area = 47.060 ac Curve number = 60* <br /> Basin Slope = 0.0 % Hydraulic length = 0 ft <br /> To method = TR55 Time of conc. (Tc) = 26.60 min <br /> Total precip. = 5.38 in Distribution = Type II <br /> Storm duration = 24 hrs Shape factor = 484 <br /> 'Composite(Area1CN)=1(0.130 x 98)+(1.540 x 61)+(45.390 x 60))147.060 <br /> Pre-Deg Site <br /> Q (cfs) Q (cfs) <br /> Hyd. No. 1 -- 10 Year <br /> 70.00 — 70.00 <br /> 60.00 60.00 <br /> 50.00 50.00 <br /> 40.00 40.00 <br /> 30.00 30.00 <br /> 20.00 20.00 <br /> 10.00 10.00 <br /> _ L <br /> 0.00 - - 0.00 <br /> 0 120 240 360 480 600 720 840 960 1080 1200 1320 1440 1560 <br /> Hyd No 1 Time(min) <br />