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HomeMy WebLinkAboutApplication Files_82693_pg0692 72189 PR Type Ill 24-hr 2-Year Storm Rainfall=3.20" Prepared by{enter your company name here) Printed 7/26/2011 HydroCAD®9 10 s/n 01237 ©2009 HydroCAD Software Solutions LLC Pane 17 Coef. (English) 2.68 2.70 2.70 2.64 2.63 2.64 2.64 2.63 Discarded OutFlow Max=0.00 cfs @ 0.00 hrs HW=59.00' (Free Discharge) L1=Exfiltratlon (Passes 0.00 cfs of 2.15 cfs potential flow) Primary OutFlow Max=0.00 cfs @ 0.00 hrs HW=59.00' TW=55.00' (Dynamic Tailwater) L2=13road-Crested Rectangular Weir(Controls 0.00 cfs) Summary for Pond P1 E: Biofiltration Basin 1 [871 Warning: Oscillations may require Finer Routing or smaller dt Inflow Area = 2.171 ac, 69.33%Impervious, Inflow Depth = 1.84" for 2-Year Storm event Inflow - 4.58 cfs @ 12.09 hrs, Volume= 0.332 of ' Outflow - 4.46 cfs @ 12.09 hrs, Volume= 0.332 af, Atten= 3%, Lag= 0.0 min Discarded = 0.26 cfs @ 12.09 hrs, Volume= 0.194 of Primary - 4.20 cfs @ 12.09 hrs, Volume= 0.138 of ' Routing by Dyn-Stor-Ind method, Time Span=0.00-72.00 hrs, dt= 0.05 hrs Peak Eiev=60.65'@ 12.09 hrs Surf.Area=2,229 sf Storage= 1,177 cf Plug-Flow detention time=(not calculated: outflow precedes inflow) Center-of-Mass det. time=24.3 min (846.8-822.5 ) Volume Invert AvalLStorage Storage Description #1 60.00' 9,312 cf Custom Stage Data (Prismatic)Listed below(Recale) Elevation Surf.Area 1nc.Store Cum.Store (feet) (sq-ft) (cubic-feet) (cubic-feet 60.00 1,379 0 0 61.00 2,683 2,631 2,031 62.00 11,878 7,281 9,312 Device Routing Invert Outlet Devices ##1 Discarded 60.00' 5.000 in/hr Exfiltration over Surface area 92 Primary 60.60' 2.4"x 2.1" Horiz;Orifice/Grate X 9.00 columns X 8 rows C= 0.600 Limited to weir flow at low heads #3 Primary 60.60' 2.4"x 2.1" Horiz.Orifice/Grate X 9.00 columns 8 rows C= 0.600 Limited to weir flow at low heads Discarded OutFlow Max=0.26 cfs @ 12.09 hrs HW=60.65' (Free Discharge) '-1=Exfiltration (Exfiltration Controls 0.26 cfs) Primary OutFlow Max=4.15 cfs @ 12.09 hrs HW=60.65' TW=53.51' (Dynamic Tailwater) N2=Orifice/Grate (Weir Controls 2.08 cfs @ 0.74 fps) =Orifice/Grate (Weir Controls 2.08 cfs @ 0.74 fps)