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Hendel L3, B1 MLP proposed 12-26-17 Type II 24-hr 1 year Rainfall=2.50" <br /> Prepared by {enter your company name here} Printed 1/4/2018 <br /> HydroCAD® 10.00-12 sin 04529 ©2014 HydroCAD Software Solutions LLC Page 10 <br /> Summary for Pond 2PP: (new Pond) <br /> Inflow Area = 0.480 ac, 20.83% Impervious, Inflow Depth = 0.42" for 1 year event <br /> Inflow = 0.28 cfs @ 12.02 hrs, Volume= 0.017 af <br /> Outflow = 0.03 cfs @ 13.01 hrs, Volume= 0.017 af, Atten= 90%, Lag= 59.6 min <br /> Primary = 0.03 cfs @ 13.01 hrs, Volume= 0.017 af <br /> Routing by Stor-Ind method, Time Span= 1.00-36.00 hrs, dt= 0.05 hrs <br /> Peak Elev= 993.67' @ 13.01 hrs Surf.Area= 3,344 sf Storage= 240 cf <br /> Plug-Flow detention time= 179.4 min calculated for 0.017 af(98% of inflow) <br /> Center-of-Mass det. time= 170.4 min ( 1,072.4- 902.0 ) <br /> Volume Invert Avail.Storage Storage Description <br /> #1 993.60' 3,920 cf Custom Stage Data(Prismatic) Listed below(Recaic) <br /> Elevation Surf.Area Inc.Store Cum.Store <br /> (feet) (sq-ft) (cubic-feet) (cubic-feet) <br /> 993.60 3,150 0 0 <br /> 994.00 4,200 1,470 1,470 <br /> 994.50 5,600 2,450 3,920 <br /> Device Routing Invert Outlet Devices <br /> #1 Primary 993.60' 0.5' long x 1.0' breadth Broad-Crested Rectangular Weir <br /> Head (feet) 0.20 0.40 0.60 0.80 1.00 1.20 1.40 1.60 1.80 2.00 <br /> 2.50 3.00 <br /> Coef. (English) 2.69 2.72 2.75 2.85 2.98 3.08 3.20 3.28 3.31 <br /> 3.30 3.31 3.32 <br /> Primary OutFlow Max=0.03 cfs @ 13.01 hrs HW=993.67' (Free Discharge) <br /> 'P1=Broad-Crested Rectangular Weir (Weir Controls 0.03 cfs @ 0.73 fps) <br />