J_2024 05 09_West Orange Stormwater Management Plan

Type III 24-hr 10yr Rainfall-5.21" Post Development West Orange C_03 01 12 Printed 3/14/2012 Page 36 Prepared by TRC Engineers, Inc. HvdroCAD® 9.10 s/n 06401 © 2009 HydroCAD Software Solutions LLC Summary for Pond MH H: MH H to MH I [57] Hint: Peaked at 621.24' (Flood elevation advised) Inflow Area = Inflow = Outflow = Primary = 2.250 ac, 29.83% Impervious, Inflow Depth = 3.98” for 10 yr event 6.92 cfs @ 12.22 hrs, Volume= 0.747 af 6.92 cfs @ 12.22 hrs, Volume= 0.747 af, Atten=0%, Lag= 0.0 min 6.92 cfs @ 12.22 hrs, Volume= 0.747 af Routing by Dyn-Stor-Ind method, Time Span= 0.00-30.00 hrs, dt= 0.01 hrs / 2 Peak Elev= 621.24' @ 12.22 hrs Device Routing #1 Primary Invert Outlet Devices 597.00' 12.0" Round Culvert L= 154.0' Ke= 0.500 Inlet / Outlet lnvert= 597.00' / 595.50' S= 0.0097 V Cc= 0.900 n= 0.020 Corrugated PE, corrugated interior Primary OutFlow Max=6.92 cfs @ 12.22 hrs HW=621.23' TW=605.60' (Dynamic Tailwater) *—•1=Culvert (Outlet Controls 6.92 cfs @ 8.82 fps) Pond MH H: MH H to MH I Hydrograph III I Inflow I j Primary | I R QO 6.92 cfs Inflow Area=2.250 ac Peak Elev=621.24' ■t - i Round Culvert n-0.020 L=154.0* i. i 8=0.0097 7' i- i, » t t I L_L L _ I _ J i_j ---- 4 - 01 i___ I _ __ 4 o-Nw 2 3 4 5 6 7 8 9 10 11 12 13 14 15 1S 17 18 19 20 21 22 23 24 25 26 27 28 29 30 Tims (hours) 12.0. - H t -—I--- n