V4 11 Stormwater Report Rev 3 1 26 2023

53 Hydrograph Report Hydraflow Hydrographs Extension for Autodesk® Civil 3D® by Autodesk, Inc. v2023 Friday, 01 / 27 / 2023 Hyd. No. 8 DA-2 Hydrograph type = Combine Peak discharge = 11.76 cfs Storm frequency = 10 yrs Time to peak = 12.10 hrs Time interval = 3 min Hyd. volume = 48,412 cuft Inflow hyds. = 2, 3 Contrib. drain. area = 4.480 ac DA-2 Q (cfs) Q (cfs) Hyd. No. 8 -- 10 Year 12.00 12.00 10.00 10.00 8.00 8.00 6.00 6.00 4.00 4.00 2.00 2.00 0.00 0.00 0 3 6 9 12 15 18 21 24 27 Time (hrs) Hyd No. 8 Hyd No. 2 Hyd No. 3