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+ •' r <br /> 3850 Watertown Road <br /> 3850 Watertown Road Type 1124-hr 900-YR Rainfa11=7.27" <br /> Prepared by Sunde Engineerir�g, PLLC. Prir�ted 1/6/2015 <br /> HydroCAD�3 90.00 s/n 02350 �2013 HvdroCAD Software Solutions LLC Page 12 <br /> �nmary OutFiow Max=1.01 cfs @ 24.22 hrs HW=1,00'1.12' (Free Discharge) <br /> '1=Culvert (Barrel Controls 1.01 cfs @ 5.15 fps) <br /> �EOF-Over Watertown Road( Controls 0.00 cfs) <br /> Summary for Pond 9P: Proposed without Draintile <br /> Irrffow Area = 20.569 ac, 8.49% Impervious, Inflow Depth = 4.06" for 100-YR event <br /> Inflow - 92.31 cfs � 12.13 hrs, Volume= 6.959 af <br /> Outflow = 0.00 cfs � 0,00 hrs, Volume= 0.400 af, Atten= 100%, Lag=0.0 min <br /> Primary = 0.00 cFs @ 0.00 hrs, Volume= O.D00 af <br /> Routing by Stor-Ind method,Time Span= O.aa��.00 n�, dt= 0.05 hrs <br /> Starting Elev= 995.95' Surf.Area=4,920 sf Storage=692 cf <br /> Peak Elev= 1,001.59' �25.75 hrs Surf.Area= 109,184 sf Storage= 303,833 cf (303,141 cf above start) <br /> Plug-Flow detention time= (not ca�ulated: initial storage exceeds outflow) <br /> Cerrter-of-Mass det. time= {not calculated: no outflow) <br /> Volume Invert Avail.Storaqe Storage Description <br /> #1 995.80' 587,821 cf Custom Stage Data(Prismatic}Listed below(Recalc) <br /> Elevation SurF.Area Inc.Store Cum.Store <br /> feet s ft cubic-feet cubic feet <br /> 995.80 4,306 0 0 <br /> 996.00 5,125 943 943 <br /> 998,00 31,348 36,473 37,416 <br /> 1,000.00 $2,828 114,176 151,592 <br /> 1,d02.00 116,069 i 98,897 350,489 <br /> � 1,004.00 121,263 237,332 587,821 <br /> Device Routinq Invert Outlet Devices <br /> #1 Primary '[,003.00' 150.0' long x 3.0' 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 3.50 4.00 4.50 <br /> Coef. (English) 2.44 2.58 2.68 2.67 2.65 2.64 2.64 2.88 2.68 <br /> 2.72 2.81 2.92 2.97 3.07 3.32 <br /> Qrimary OutFlow Max=0.00 cis �0.00 hrs HW=995.95' (Free Dlscharge) <br /> L1=Broad-Crested Rectangular Weir(Controls 0.00 cfs) <br />