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0591335 Xcel Brainerd Facility MSE 24hr 3 2-Year Rainfall=2.64"
<br /> Prepared by Rehder&Associates, Inc. � Printed 12/21/2020
<br /> HydroCADC�10.00-21 s/n 02629 O 2018 HvdroCAD Software Solutions LLC Paae 6
<br /> �iscarded OutFlow Max=0.05 cfs @ 16.51 hrs HW=1,269.21' (Free Discharge)
<br /> 2=Exfiltration (Exfiltration Controls 0.05 cfs)
<br /> P�imary OutFlow Max=0.00 cfs @ 0.00 hrs HW=1,268.00' TW=1,268.00' (Dynamic Tailwater)
<br /> L1=Culvert (Controls 0.00 cfs)
<br /> Summary for Pond 7P: Infiltration Basin 3
<br /> Inflow Area= 2.190 ac, 62.56% Impervious, Inflow Depth= 1.23" for 2-Year event �
<br /> Inflow = 4.08 cfs @ 12.18 hrs, Volume= 0.224 af
<br /> Outflow = 0.15 cfs @ 14.83 hrs, Volume= 0.199 af, Atten=96%, Lag= 159.0 min
<br /> Discarded = 0.09 cfs @ 14.83 hrs, Volume= 0.185 af
<br /> Primary = 0.06 cfs @ 14.83 hrs, Volume= 0.014 af
<br /> Routing by Dyn-Stor-Ind method,Time Span=0.00-48.00 hrs, dt=0.05 hrs
<br /> Peak Elev= 1,271.62' @ 14.83 hrs Surf.Area=4,869 sf Storage=6,731 cf
<br /> Plug-Flow detention time= 778.5 min calculated for 0.199 af(89%of inflow)
<br /> Center-of-Mass det.time= 733.5 min ( 1,548.7-815.2 )
<br /> Volume Invert Avail.Stora e Stora e Description
<br /> #1 1,268.50' 33,571 cf Custom Stage Data(Irregular)Listed below(Recalc)
<br /> Elevation Surf.Area Perim. Inc.Store Cum.Store Wet.Area
<br /> (feefl (sq-ft) (feet) (cubic feet) (cubic-feet) (sq-ft)
<br /> 1,268.50 365 150.0 0 0 365
<br /> 1,269.00 720 185.0 266 266 1,302
<br /> 1,270.00 1,840 375.0 1,237 1,503 9,773
<br /> 1,271.00 3,515 510.0 2,633 4,136 19,291
<br /> 1,272.00 5,800 645.0 4,610 8,746 31,713
<br /> 1,273.00 10,875 770.0 8,206 16,952 45,806
<br /> 1,274.00 23,125 895.0 16,619 33,571 62,389
<br /> Device Routina Invert Outiet Devices
<br /> #1 Primary 1,271.50' 15.0" Round Culvert
<br /> L=237.0' CPP, square edge headwall, Ke=0.500
<br /> Inlet/Outlet Invert= 1,271.50'/1,270.50' S= 0.0042'P Cc= 0.900
<br /> n= 0.010, Flow Area= 1.23 sf
<br /> #2 Discarded 1,268.50' 0.800 in/hr Exfiltration over Surtace area
<br /> Qiscarded OutFlow Max=0.09 cfs @ 14.83 hrs HW=1,271.62' (Free Discharge)
<br /> L2=Exflitration (Exfiltration Controls 0.09 cfs)
<br /> Primary OutFlow Max=0.06 cfs @ 14.83 hrs HW=1,271.62' TW=1,269.16' (Dynamic Tailwater)
<br /> L1=Cuivert (Barrel Controls 0.06 cfs @ 1.44 fps)
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