J_2024 05 09_West Orange Stormwater Management Plan

Post Development West Orange C_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 54 Summary for Pond Div Chamber: Diversion Chamber to Aqua-Swirl [57] Hint: Peaked at 600.46’ (Flood elevation advised) Inflow Area = Inflow m Outflow = Primary = 10.014 ac, 26.77% Impervious, Inflow Depth = 7.14" for 100 yr event 52.94 cfs @ 12.18 hrs, Volume= 5.957 af 52.94 cfs @ 12.18 hrs, Volumes 5.957 af, Atten= 0%, Lag= 0.0 min 52.94 cfs @ 12.18 hrs, Volumes 5.957 af Routing by Dyn-Stor-Ind method, Time Span= 0.00-30.00 hrs, dt= 0.01 hrs / 2 Peak Elev= 600.46' @ 12.18 hrs Device Routing #1 Invert Outlet Devices Primary 591.60’ 30.0" Round Culvert L= 88.0' Ke= 0.500 Inlet / Outlet Inverts 591.60' / 588.00' S= 0.0409 '/' Cc= 0.900 n= 0.020 Corrugated PE, corrugated interior Primary OutFlow Max=52.94 cfs @ 12.18 hrs HW=600.46’ TW=594.27' (Dynamic Tailwater) 1=Culvert (Outlet Controls 52.94 cfs @ 10.78 fps) Pond Div Chamber: Diversion Chamber to Aqua-Swirl Hydrograph —i— i i i i i i 52 94 94 cfs i i i n Fit i i i 1 i i > 1 i i r 1 i i i 1 i i i 1 i i t 1 i i - • I i i i I i i .i 1 Area=10.014 ac )Wi i - — — 45 — r ~ - - 40- Peiak Elev=600.46' i i i i - - r " t - t - -i- ~ r ~ i —i -. r i i .1 _ 3530 % “• 25- i i i i i i : l ’ 1 T- m 111 11114II114 II111II 111II l II 11 ■ II114 I I 11 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 Time (hours) & i i i i ' " ; 30.0M Round Culvert ! i i i ! 1 1 20- 10- _ t n=0.020 1=88 0' i i i i i i i 1 L7W,V © 1 1 1 ii o = 0.0409 V i i i i ■ i i i i i i i i i i i i i i i i i i i i ■ Inflow B Primary