Laserfiche WebLink
11586 SPENSA- ORONO Type 11 24-hr 10 yr Rainfall=4.20" <br /> Prepared by{enter your company name here} Page 13 <br /> HydroCADO 8.00 s/n 000837 0 2006 HydroCAD Software Solutions LLC 5/18/2009 <br /> Pond RAIN G: POND 1 <br /> [82] Warning: Early inflow requires earlier time span <br /> [93] Warning: Storage range exceeded by 1.00' <br /> [88] Warning: Qout>Qin may require Finer Routing>1 <br /> [85] Warning: Oscillations may require Finer Routing>1 <br /> Inflow Area = 0.977 ac, Inflow Depth > 3.01" for 10 yr event <br /> Inflow = 4.52 cfs @ 12.01 hrs, Volume= 0.245 of <br /> Outflow = 5.16 cfs @ 12.06 hrs, Volume= 0.143 af, Atten= 0%, Lag= 2.8 min <br /> Discarded = 0.04 cfs @ 12.05 hrs, Volume= 0.036 of <br /> Primary = 5.12 cfs @ 12.06 hrs, Volume= 0.107 of <br /> Routing by Stor-Ind method, Time Span= 5.00-20.00 hrs, dt=0.05 hrs <br /> Peak Elev= 1,023.50' @ 12.06 hrs Surf.Area= 3,070 sf Storage=4,430 cf <br /> Plug-Flow detention time= 129.8 min calculated for 0.143 of(58% of inflow) <br /> Center-of-Mass det. time= 55.7 min ( 814.2- 758.5) <br /> Volume Invert Avail.Storage Storage Description <br /> #1 1,020.00' 4,430 cf Custom Stage Data(Prismatic) Listed below (Recalc) <br /> Elevation Surf.Area Inc.Store Cum.Store <br /> (feet) (sq-ft) (cubic-feet) (cubic-feet) <br /> 1,020.00 530 0 0 <br /> 1,021.00 1,500 1,015 1,015 <br /> 1,022.00 2,530 2,015 3,030 <br /> 1,022.50 3,070 1,400 4,430 <br /> Device Routing Invert Outlet Devices <br /> #1 Discarded 0.00' 0.600 in/hr Exfiltration over Horizontal area <br /> #2 Primary 1,022.50' 2.0' long x 5.0' 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 5.00 5.50 <br /> Coef. (English) 2.34 2.50 2.70 2.68 2.68 2.66 2.65 2.65 2.65 <br /> 2.65 2.67 2.66 2.68 2.70 2.74 2.79 2.88 <br /> Qiscarded OutFlow Max=0.04 cfs @ 12.05 hrs HW=1,023.46' (Free Discharge) <br /> F--1=Exfiltration (Exflltration Controls 0.04 cfs) <br /> Primary OutFlow Max=4.63 cfs @ 12.06 hrs HW=1,023.41' (Free Discharge) <br /> t2=Broad-Crested Rectangular Weir (Weir Controls 4.63 cfs @ 2.55 fps) <br />