complete drainage report rev 9

NJ DEP 2-hr WQ Rainfall=1.25" Combined FT (8-22-24) Prepared by Contech Engineered Solutions HydroCAD® 10.20-3f s/n 00447 © 2023 HydroCAD Software Solutions LLC Printed 8/26/2024 Page 21 Summary for Subcatchment 14p: Perv Runoff = 0.00 cfs @ 0.00 hrs, Volume= Routed to Pond 14FT : 7.83x4.5 FT 0 cf, Depth= 0.00" Runoff by SCS TR-20 method, UH=SCS, Weighted-CN, Time Span= 0.00-72.00 hrs, dt= 0.01 hrs NJ DEP 2-hr WQ Rainfall=1.25" Area (sf) 0 Tc (min) 0.7 Length (feet) 100 0.4 154 1.1 254 CN 80 Description >75% Grass cover, Good, HSG D Slope Velocity Capacity Description (ft/ft) (ft/sec) (cfs) 0.0710 2.38 Sheet Flow, Smooth surfaces n= 0.011 P2= 3.47" 0.0930 6.19 Shallow Concentrated Flow, Paved Kv= 20.3 fps Total Subcatchment 14p: Perv Hydrograph 1 Runoff Flow (cfs) NJ DEP 2-hr WQ Rainfall=1.25" Runoff Area=0 sf Runoff Volume=0 cf Runoff Depth=0.00" Flow Length=254' Tc=1.1 min CN=0 0.00 cfs 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 Time (hours)