Stormwater Report 1

6 Hydrograph Report Hydraflow Hydrographs Extension for Autodesk® Civil 3D® by Autodesk, Inc. v2023 Monday, 12 / 30 / 2024 Hyd. No. 2 DA-EX Impervious Hydrograph type Storm frequency Time interval Drainage area Basin Slope Tc method Total precip. Storm duration = SCS Runoff Peak discharge = 7.590 cfs = 2 yrs Time to peak = 12.20 hrs = 6 min Hyd. volume = 36,568 cuft = 3.320 ac Curve number = 98 = 0.0 % Hydraulic length = 0 ft = User Time of conc. (Tc) = 13.60 min = 3.47 in Distribution = Custom = S:\Petry Engineering Cad Projects\2024\24-170 Shape factor - Baginski = 484 - Manor - West Orange DA-EX Impervious Q (cfs) Q (cfs) Hyd. No. 2 -- 2 Year 8.00 8.00 6.00 6.00 4.00 4.00 2.00 2.00 0.00 0.00 0 2 4 Hyd No. 2 6 8 10 12 14 16 18 20 22 24 26 Time (hrs)