J_2024 05 09_West Orange Stormwater Management Plan

Type III 24-hr 10 yr Rainfall=5.21" Post Development West Orange C_03 01 12 Prepared byTRC Engineers, Inc. Printed 3/14/2012 Page 39 HydroCAD® 9.10 s/n 06401 © 2009 HydroCAD Software Solutions LLC Summary for Pond MH-14: MH-16 to CB #1 [57] Hint: Peaked at 590.69' (Flood elevation advised) Inflow Area = = Inflow = Outflow Primary = 10.014 ac, 26.77% Impervious, Inflow Depth = 3.79" for 10 yr event 3.160 af Volume= 12.18 hrs, 28.38 cfs@ Atten= 0%, Lag= 0.0 min 3.160 af, Volume= 12.18 hrs, 28.38 cfs@ 3.160 af Volume= 12.18 hrs, 28.38 cfs@ Routing by Dyn-Stor-Ind method, Time Span= 0.00-30.00 hrs, dt= 0.01 hrs / 2 Peak Elev= 590.69’ @ 12.18 hrs Device Routing Primary #1 Invert Outlet Devices 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=28.38 cfs @ 12.18 hrs HW=590.69’ TW=580.12' (Dynamic Tailwater) 1=Culvert (Inlet Controls 28.38 cfs @ 5.78 fps) Pond MH-14: MH-16 to CB #1 Hydrograph J 28.38 Cfs 33 r f , —1—1—I—1— --- 1 1 1 I---- 1--1—1-i--:— •111 i i i i i i i i i 1111 i i i i i 1 i ii Inflow Area=10.014 ac ■R5 t i i i t i i t i i i ■ Inflow D1 Primary i Peak Elev=590.69' ■ i— i- - - - - - - - r - 30 0" i i ■ i ■' t i t > 1 1 f • 1 1 1 1 1 , — r — r ; — — i t i l Round Culvert i i i i i i i ^ i i i i n o n n — n t i i i ri""U.UfcU i ii t t ti i i i i < i ■i:: i i j i i i i : i i 1 ! 1 1 • r “ i----i * - 1 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) L=174.0’ O-A ACAA •l1 / o-u.uoyu i i i ’ t . » • i 1 t 1 t t i 1 » 1 i i i i i i i i i i i