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HomeMy WebLinkAboutApplication Files_82693_pg0720 72189 PR Type I//24-hr 10-Year Storm Rainfai1=4.70" ' Prepared by(enter your company name here} Printed 7/26/2011 HydroCAD®9.10 s/n 01237 U 2009 HydroCAD Software Solutions LLC Page 44 Summary for Pond P1 F: Infiltration Basin 1 [87]Warning: Oscillations may require Finer Routing or smaller dt Inflow Area= 7.905 ac, 47.86% Impervious, Inflow Depth = 2.65" for 10-Year Storm event Inflow - 19.31 cfs @ 12.15 hrs, Volume= 1.749 of ' Outflow = 4.80 cfs @ 12.63 hrs, Volume= 1.749 af, Atten= 75%, Lag=29.0 min Discarded = 4.80 cfs @ 12.63 hrs, Volume= 1.749 of Primary = 0.00 cfs @ 0.00 hrs, Volume= 0.000 of Routing by Dyn-Stor-Ind method,Time Span=0.00-72.00 hrs, dt= 0.05 hrs Peak Elev=56.61'@ 12.63 hrs Surf.Area=8,400 sf Storage= 22,331 cf ' Plug-Flow detention time=(not calculated:outflow precedes inflow) Center-of-Mass det. time=35.1 min (858.6 -823.5 ) Volume Invert Avail.Storage Storage Description #1 53.00' 45,887 of Custom Stage Data(Prismatic)Listed below(Recalc) Elevation Surf.Area Inc.Store Cum.Store ' - (feet) (sq-ft) (cubic-feet) (cubic-feet) 53.00 2,899 0 . 0 54.00 5,549 4,224 4,224 ' 55.00 6,595 6,072 .10,296 56.00 7,697 7,146 17,442 57.00 8,855 8,276 25,718 ' 58.00 10,070 9,463 35,181 59.00 11,342 10,706 45,887 ' Device Routing Invert Outlet Devices #1 Discarded 53.00' 24.700 in/hr Exfiltration over Surface area #2 Primary 59.00' 2.4"x 2.1" Horiz. Orifice/Grate X 9.00 columnsX 8 rows C=0.600 Limited to weir flow at low heads Discarded OutFlow Max=4.80 cfs @ 12.63 hrs HW=56.61' (Free Discharge) 'L1=Exfiltration (Exfiltration Controls 4.80 cfs) ' Primary OutFlow Max=0.00 cfs @ 0.00 hrs HW=53.00' TW=52.50' (Dynamic Tailwater) t2=Orifice/Grate ( Controls 0.00 cfs) ' Summary for Pond PIH: Biofiltration Basin 3 Inflow Area= 1.363 ac, 91.92% Impervious, Inflow Depth = 3.90" for 10-Year Storm event Inflow = 5.75 cfs @ 12.09 hrs, Volume= 0.443 of Outflow - 5.59 cfs @ 12.11 hrs, Volume= 0.443 af, Atten= 3%, Lag= 1.1 min Discarded = 0.13 cfs @ 12.11 hrs, Volume= 0.147 of ' Primary = 5.47 cfs @ 12.11 hrs, Volume= 0.297 of Routing by Dyn-Stor-Ind method, Time Span=0.00-72.00 hrs, dt= 0.05 hrs