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6 <br /> Hydrograph Report <br /> Hydraflow Hydrographs Extension for Autodesk®Civil 3DO by Autodesk, Inc.v2023 Thursday,03/2/2023 <br /> Hyd. No. 5 <br /> Basin 2-Mining <br /> Hydrograph type = Rational Peak discharge = 74.08 cfs <br /> Storm frequency = 100 yrs Time to peak = 41 min <br /> Time interval = 1 min Hyd. volume = 4.184 acft <br /> Drainage area = 22.400 ac Runoff coeff. = 0.9 <br /> Intensity = 3.675 in/hr Tc by TR55 = 41.00 min <br /> OF Curve = Ft Lupton.IDF Asc/Rec limb fact = 1/1 <br /> Basin 2-Mining <br /> Q (cfs) Hyd. No. 5-- 100 Year Q (cfs) <br /> 80.00 80.00 <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 /> 0.00 0.00 <br /> 0 10 20 30 40 50 60 70 80 90 <br /> Hyd No. 5 Time (min) <br />