complete drainage report rev 9

POA-2 2024-05-12 HydroCad - Proposed POA 2B-1 NOAA 24-hr D 2-Year Rainfall=3.44" Prepared by Anderson Consulting Services HydroCAD® 10.20-5c s/n 06666 © 2023 HydroCAD Software Solutions LLC Printed 10/25/2024 Page 21 Subcatchment 28S: Basin 2 - Imp Hydrograph Runoff Flow (cfs) 2 1 1.91 cfs NOAA 24-hr D 2-Year Rainfall=3.44" Runoff Area=30,173 sf Runoff Volume=8,063 cf Runoff Depth=3.21" Flow Length=463' Tc=10.5 min CN=98 0 0 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 46 48 50 52 54 56 58 60 62 64 66 68 70 72 74 76 78 80 Time (hours)