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. HydroCAD® 9.10 s/n 06401 © 2009 HydroCAD Software Solutions LLC Printed 3/14/2012 Page 19 Summary for Pond MH-D: MH-D to MH12 [57] Hint: Peaked at 594.69' (Flood elevation advised) 7.765 ac, 25.89% Impervious, Inflow Depth = 2.12" for 2 yr event 12.23 cfs@ 12.16 hrs, Volume= 1.369 af 12.23 cfs @ 12.16 hrs, Volume= 1.369 af, Atten= 0%, Lag= 0.0 min 12.23 cfs @ 12.16 hrs, Volume= 1.369 af Inflow Area = Inflow = Outflow = Primary = Routing by Dyn-Stor-Ind method, Time Span= 0.00-30.00 hrs, dt= 0.01 hrs / 2 Peak Elev= 594.69' @12.18 hrs Device Routing #1 Primary Invert Outlet Devices 592.70’ 30.0" Round Culvert L= 90.0' Ke= 0.500 Inlet / Outlet lnvert= 592.70' / 591.70' S= 0.0111 '/' Cc= 0.900 n= 0.020 Corrugated PE, corrugated interior Primary OutFlow Max=12.19 cfs @12.16 hrs HW=594.69' TW=593.89' (Dynamic Tailwater) 1=Culvert (Outlet Controls 12.19 cfs @ 4.00 fps) Pond MH-D: MH-D to MH12 Hydrograph 19 99 12.23 cfs 1312-. 11 10 V. 9- 5 8_ 1 2 34 56 7 ■ Inflow □ Primary Inflow Area=7.765 ac Peak Elev=594.69' 30.0" ; J Round Culvert n=0.020 L=9q.O’ S=0.0111 T 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)