Laserfiche WebLink
1 <br /> • <br /> C:\Program Files�FiydroCAD�ProjectsU-IydroCAD Projeats\08 JOBS\ <br /> 08175B Barry Sewail Existing Conditions May 13, 2009 Type 1124-hr 10 Year Rainfa11=4.20" <br /> Prepared by Gronberg 8�Associates, inc. Printed 5/19/2009 4:17:13 PM <br /> HydroCAD�9.00 s/n 04529 �2009 HydroCAD Software Solutions LLC Pai�e 15 <br /> Summary for Pond 5P: Depression 3 <br /> Inflow Area= 3.320 ac, 9.64% Impervious, Inflow Depth > 0.35" for 10 Year event <br /> Inflow = 1.67 cfs� 12.�hrs, Volume= 0.096 af <br /> Outflow = 1.64 cfs cLD 12.07 hrs, Volume= 0.093 af, Atten=2%, Lag= 1.1 min <br /> Primary = 1.64 cfs cLD 12.07 hrs, Volume= 0.093 af <br /> Routing by Stor-Ind method, Time Span= 5.00-20.00 hrs, dt=0.05 hrs <br /> Peak Elev= 932.31'� 12.U7 hrs Surf.Area=0.029 ac Storage= 0.006 af <br /> Plug-Flow detention time= 18.1 min calculated for 0.093 af(96%of inflow) <br /> Center-of-Mass det. time= 5.5 min (833.0-827.5) <br /> Volume Invert Avail.Storaqe Storage Description <br /> #1 932.00' 0.039 af Custom Stage Data(Prismatic) Listed below(Recalc) <br /> Elevation Surf.Area Inc.Store Cum.Store <br /> (feet) (acres) (acre-feet) (acre-feet) <br /> 932.00 0.010 0.000 0.000 <br /> 933.00 0.069 0.039 0.039 <br /> Device Routing Invert Outlet Devices <br /> #1 Primary 932.20' 18.0'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 2.65 <br /> 2.67 2.66 2.68 2.70 2.74 2.79 2.88 <br /> Primary OutFlow Max=1.59 cfs� 12.07 hrs HW=932.31' (Free Discharge) <br /> L1=Broad-Crested Rectangular Weir (Weir Controls 1.59 cfs a�0.79 fps) <br />