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Home My WebLink AboutApplication Files_82693_pg0777 72189 PR Type Ill 24-hr 100-Year Storm Rainfall=6.96" Prepared by {enter your company name here} Printed 7/26/2011 HydroCAD®9.10 s/n 01237 ©2009 HydroCAD Software Solutions LLC Page 99 Summary for Pond P1 K: Infiltration Basin 2 [87] Warning: Oscillations may require Finer Routing or smaller dt Inflow Area= 0.813 ac, 33.35% Impervious, Inflow Depth =22.38" for 100-Year Storm event ' Inflow = 49.25 cfs @ 12.25 hrs, Volume= 1.517 of Outflow = 8.37 cfs @ 12.54 hrs, Volume= 1.521 af; Atten=83%, Lag= 17.6 min , Discarded = 8.37 cfs @ 12.54 hrs, Volume= 1.521 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 , Peale Elev=57.89'@ 12.54 hrs Surf.Area= 12,471 sf Storage=41,168 cf Plug-Flow detention time=(not calculated:outflow precedes inflow) Center-of-Mass det. time=53.0 min ( 809.9-756.9 ) ' Volume Invert Avail.Storage Storage Description #1 53.00' 56,377 cf Custom Stage Data (Prismatic)Listed below(Recalc) Elevation Surf.Area Inc.Stoee Cum.Store (feet) (sq-ft) (cubic-feet) (cubic-feet) , 53.00 4,776 0 0 54.00 6,133 5,455 5,455 55.00 7,602 6,868 12,322 ' 56.00 9,181 8,392 20,714 57.00 10,869 10,025 30,739 58.00 12,662 11,766 42,504 59.00 15,084 13,873 56,377 Device Routing Invert Outlet Devices #1 Discarded 53.00' 29.000 in/hr Exfiltration over Surface area #2 Primary 60.00' 20.0' long x 10.0' breadth Broad-Crested Rectangular Weir Head (feet) 0.20 0.40 0.60 0.80 1.00 1.20 1.40 1.60 Coef. (English) 2.49 2.56 2.70 2.69 2.68 2.69 2.67 2.64 ' Discarded OutFlow Max=8.37 cfs @ 12.54 hrs HW=57.89' (Free Discharge) t-1=Exfiltration (Exfiltration Controls 8.37 cfs) Prima 0utFlow Max=0.00 cfs 0.00 hrs HW=53.00' TW=0.00' (Dynamic Tailwater Primary @ Y ) t-2=Broad-Crested Rectangular Weir( Controls 0.00 cfs) Summary for Pond.P1L: Blofiltration Basin 4 [87]Warning: Oscillations may require Finer Routing or smaller dt Inflow Area = .0.215 ac,100.00% Impervious, Inflow Depth = 6.66" for 100-Year Storm event Inflow - 1.42 cfs @ 12.09 hrs, Volume= 0.119 of ' Outflow - 0.23 cfs @ 12.56 hrs, Volume= 0.119 af, Aften= 84%, Lag=28.5 min Discarded = 0.23 cfs @ 12.56 hrs, Volume= 0.119 of Primary - 0.00 cfs @ 0.00 hrs, Volume= 0.000 of '