J_2024 05 09_West Orange Stormwater Management Plan

Type III 24-hr 2 yr Rainfall=3.42" Post Development West Orange C_03 01 12 Prepared by TRC Engineers, Inc. Printed 3/14/2012 Page 12 HvdroCAD® 9.10 s/n 06401 © 2009 HydroCAD Software Solutions LLC Summary for Pond Div Chamber: Diversion Chamber to Aqua-Swirl [57] Hint: Peaked at 593.32' (Flood elevation advised) Inflow Area = = Inflow 3 Outflow = Primary 10.014 ac, 26.77% Impervious, Inflow Depth = 2.16" for 2 yr event 1.803af Volume3 16.11 cfs @ 12.18 hrs, 1.803 af, Volume= 16.11 cfs @ 12.18 hrs, 1.803af Volume3 16.11 cfs @ 12.18 hrs, Atten= 0%, Lag= 0.0min Routing by Dyn-Stor-Ind method, Time Span3 0.00-30.00 hrs, dt= 0.01 hrs / 2 Peak Elev= 593.32' @ 12.18 hrs Invert Outlet Devices 591.60' 30.0" Round Culvert L3 88.0' Ke= 0.500 Inlet / Outlet Invert3 591.60’ / 588.00' S= 0.0409 '/' Cc= 0.900 n= 0.020 Corrugated PE, corrugated interior Device Routing #1 Primary Primary OutFlow Max=16.11 cfs @ 12.18 hrs HW=593.32' TW=589.72' (Dynamic Tailwater) ■1=Culvert (Inlet Controls 16.11 cfs @ 4.47 fps) Pond Div Chamber: Diversion Chamber to Aqua-Swirl Hydrograph l--+----1-- 1-- 1-- i---r - IB cl 16.11 Cfs 17 16 Inflo 15 w Area=10.014 ac Peak Elev=593.32' _1_ 1211£ 10-; I---i------- l---- 1---- I---- x_j_ j_ L _ 1----------- 1____ j__ i_i__ i_ j__ fI i_i _ I I I-----J. _ _i— iii Round Culvert L _L _ J n=0.020 M L.=8;8i0! ii 8=0 0409 7' rt -1 30.0" L _ 1 I 2 I I I J_____ I____ I------- l —IT - IT - r - T I I l | 4 I i Hiii|ini|riiii|iiii|1 iii|1 iiipiiipiii|1 iii|1 iii|iMi|^ iii|111111 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) m % M I I I I I > | 1 I Inflow I i Primary I