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. Printed 3/14/2012 HydroCAD® 9.10 sIn 06401 © 2009 HydroCAD Software Solutions LLC Page 60 Summary for Pond MH-14: MH-16 to CB #1 [57] Hint: Peaked at 594.27' (Flood elevation advised) Inflow Area = Inflow = 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, Volume= 5.957 af, Atten= 0%, Lag= 0.0 min 52.94 cfs @ 12.18 hrs, Volume= 5.957 af Routing by Dyn-Stor-Ind method, Time Span= 0.00-30.00 hrs, dt= 0.01 hrs / 2 Peak Elev= 594.27' @ 12.18 hrs Device Routing Invert Outlet Devices #1 Primary 588.00' 30.0" Round Culvert L= 174.0' Ke= 0.500 Inlet / Outlet lnvert= 588.00' / 576.00' S= 0.0690 '/' Cc= 0.900 n= 0.020 Corrugated PE, corrugated interior Primary OutFlow Max=52.94 cfs @ 12.18 hrs HW=594.27' TW=580.30' (Dynamic Tailwater) 1=Culvert (Inlet Controls 52.94 cfs @ 10.78 fps) Pond MH-14: MH-16 to CB #1 Hydrograph — — I — I — 1 1 1 1 i 1 i RQ QA , 52.94 Cfs &- r—\— i 1 i — i — i - 1 i i - - 4- - 4---------------1 - - J _ J _ I i i i i i i i t 234 I 1 1 ac I I 5 6 7 8 1 30.0" i i i i i i ’ i n=0 020 L=174.0' s= 0.0690 T 1 1 1 1 I i i i I 1 1 I I 1 1 1 1 1 1 1 1 I l l l 1 m mmmmm i|) ii ift i i i|i n i|t 1 1 1 i i i|-i n i|i n i ■ Inflow I B Primary | I i i . i • i I i Round Culvert i i i i 1 I ::T:i i mzmzmm i I P e<Sk Elev=594.27’ I i i _ J -------- I __ l _ _ l __ 1 _ 1 — i—i —i —i —i —; — i i i i ! 1 1 1 I i i i In fl<>vh ftrea=10.014 - - ---- I -----i i i ! frtrtjri1 1mTfrmftiTi|trri]‘i u i |1 n i| i u i| i u i|' 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 Time (hours) f f l 1