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_C,_ . : •:. . _.2'4 �M �.+'tw-._�.E.,..�....1'�:cSe ....s^✓..al�Y4_ '_...cSW�R.4_r'.."ti/... _ .+._��. e3ro:3S`. <br /> Hydrograph Report <br /> Hydraflow Hydrographs Extension for AutoCAD®Civil 3D®2009 by Autodesk,Inc.v6.066 Wednesday,May 21,2008 <br /> —It'd. No. 2 <br /> =ost-developed <br /> Hydrograph type = SCS Runoff Peak discharge = 0.088 cfs <br /> Storm frequency =_1-yrs (o h Time to peak = 8.00 hrs <br /> Time interval = 10 min Hyd. volume = 1,279 cuft <br /> Drainage area = 0.540 ac Curve number = 97* <br /> Basin Slope = 0.0 % Hydraulic length = 0 ft <br /> Tc method = TR55 Time of conc. (Tc) = 17.60 min <br /> Total precip. = 0.99 in Distribution = Custom <br /> Storm duration = DOE Hyetogradh Value from Everett MaShape factor = 484 <br /> *Composite(Area/CN)=[(0.480 x 98)+(0.060 x 86)]/0.540 <br /> Post-developed <br /> Q(cfs) Q(cfs) <br /> Hyd. No.2--1 Year <br /> 0.10 0.10 <br /> 0.09 0.09 <br /> i <br /> 0.08 0.08 <br /> 0.07 0.07 <br /> 0.06 0.06 <br /> 0.05 0.05 <br /> 0.04 0.04 <br /> 0.03k\"""---\ 0.03 <br /> 0.02 0.02 <br /> 0.01 —,� 0.01 <br /> V <br /> 0.00 0.00 <br /> 0 2 4 6 8 10 12 14 16 18 20 22 24 26 <br /> Hyd No.2 Time (hrs) <br />