J_2024 05 09_West Orange Stormwater Management Plan

Pre-Development West Orange with ponds 2 Type III 24-hr 100 yr Rainfall=8.72" Prepared byTRC Engineers, Inc. HvdroCAD® 9.10 s/n 06401 © 2009 HydroCAD Software Solutions LLC Printed 3/4/2012 Page 56 Summary for Reach 10R: CB-3 to CB-1 [52] Hint: Inlet/Outlet conditions not evaluated Inflow Area = Inflow = Outflow = 1.072 ac, 34.07% Impervious, Inflow Depth = 7.44" for 100 yr event 5.04 cfs @ 12.37 hrs, Volume= 0.665 af 5.04 cfs @ 12.38 hrs, Volume= 0.665 af, Atten= 0%, Lag= 0.4 min Routing by Dyn-Stor-Ind method, Time Span= 0.00-30.00 hrs, dt= 0.01 hrs / 2 Max. Velocity= 8.49 fps, Min. Travel Time= 0.3 min Avg. Velocity = 3.25 fps, Avg. Travel Time= 0.7 min Peak Storage3 83 cf @ 12.38 hrs Average Depth at Peak Storage= 0.71' Bank-Full Depth= 1.00’, Capacity at Bank-Full= 5.95 cfs 12.0" Round Pipe n= 0.025 Corrugated metal Length= 140.0' Slope= 0.1030 7 Inlet lnvert= 592.92’, Outlet Invert3 578.50' Reach 10R: CB-3 to CB-1 Hydrograph i—i—:—i—i----- :--- 1-- :--- ; i■i■iii I Inflow I I Outflow! OA.nfsj 04 Cfs Inflbw Area=1.072 ac A vg»■ Flow peRth=p.71: Max Vel=8.49 fps 12.0 i 1 T I L.1-- 00 Round Pipe I n=0.025 : ■ ■ ■■ L-140.0* iiiiiiiii i i S=0.1030 T Capacity=5.95 cfs iii 3- 1 2 34 7 __•-- L 5 6 78 _ J_____ ---L m 1111111 |i 1111* 1111* ii i|i 111 |i m i p 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 28 27 28 29 30 Time (hours)