J_2024 05 09_West Orange Stormwater Management Plan

Post Development West Orange B_03 01 12 Type III 24-hr 100 yr Rainfall=8.72" Prepared by TRC Engineers, Inc. HvdroCAD® 9.10 s/n 06401 © 2009 HydroCAD Software Solutions LLC Printed 3/14/2012 Page 52 Summary for Pond MH-5: MH 5 to MH 6 [57] Hint: Peaked at 620.74' (Flood elevation advised) Inflow Area = Inflow = 3 Outflow Primary = 2.236 ac, 43.09% Impervious, Inflow Depth = 7.28" for 100 yr event 15.80 cfs @ 12.10 hrs, Volume= 1.356 af 15.80 cfs@ 12.10 hrs, Volume= 1.356 af, Atten= 0%, Lag= 0.0 min 15.80 cfs @ 12.10 hrs, Volume3 1.356 af Routing by Dyn-Stor-Ind method, Time Span= 0.00-30.00 hrs, dt= 0.01 hrs / 2 Peak Elev= 620.74' @ 12.13 hrs Device Routing #1 Primary Invert Outlet Devices 599.90' 18.0" Round Culvert L= 66.0' Ke= 0.500 Inlet / Outlet Invert3 599.90’ / 597.60’ S= 0.0348 V Cc= 0.900 n= 0.020 Corrugated PE, corrugated interior Primary OutFlow Max=15.56 cfs @ 12.10 hrs HW=618.88' TW3613.63' (Dynamic Tailwater) 1=Culvert (Outlet Controls 15.56 cfs @ 8.81 fps) Pond MH-5: MH 5 to MH 6 Hydrograph i—. J — -1— -l— — ------I ------- I ------- L_ _ _ _ _ _ _ I ------- 1 ------ l ------- L _ J . _ - l --------------- ±5 8£Lc£ 15.80 cfs V 16- 1413- / ■ Inflow | M Primary | l I I l Inflow Area=2.236 ac Peak ^lev=620 74’ -1 i —«— r. i 12- t T1 ' - i 18.0 Round Culvert 11----- 4- i i i i i i i i i 10- : l : n=o,o2o ----- L - J - 1 _ J __ __ __ __ _ I ____ 7- i_J_J L_1 ! i I L=66.0' S=0.0348 7' -.r - r —i —i — m in i t t r ii ■■ .1 I,t ■■ >|i iU|l II 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 Tima (hours)