Laserfiche WebLink
C:\Program Files�FiydroCADlProje�ts\HydroCAD Projects�08 JOBS\ <br /> 08175B Barry Sewall Proposed Conditions May 13, 2009 Type ll 24-hr 10 Year Rainfa11=4.20" <br /> Prepared by Gronberg 8�Associates, inc. Printed 5/20/2009 9:31:36 AM <br /> HydroCAD�9.00 s/n 04529 �2009 HydroCAD Software Solutions LLC Paile 19 <br /> Summary for Pond 5P: Depression <br /> Inflow Area = 0.600 ac, 30.00% Impervious, Inflow Depth> 1.45" for 10 Year event <br /> Inflow = 1.10 cfs� 12.11 hrs, Volume= 0.072 af <br /> Outflow = 1.10 cfs cLD 12.12 hrs, Volume= 0.070 af, Atten=0%, Lag= 0.7 min <br /> Primary = 1.10 cfs(a3 12.12 hrs, Votume= 0.070 af <br /> Routing by Stor-Ind method, Time Span= 5.00-20.00 hrs, dt=0.05 hrs <br /> Peak Elev=932.29'Ldi 12.12 hrs Su�f.Area= 0.017 ac Storage= 0.004 af <br /> Plug-Flow detention time= 19.3 min calculated for 0.069 af(96%of inflow) <br /> Center-of-Mass det. time= 5.8 min (816.2 -810.5) <br /> Volume Invert Avail.Storaqe Storage Description <br /> #1 932.00' 0.022 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 0.011 0.000 0.000 <br /> 933.00 0.033 0.022 0.022 <br /> Device Routinq Invert Outtet Devices <br /> #1 Primary 932.20' 18.0' long x 5.0'br+eadth 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.OU 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=1.08 cfs(c� 12.12 hrs HW=932.29' (Free Discharge) <br /> t-1�Broad-Crested Rectangular Weir (Weir Controls 1.08 cfs cLD 0.69 fps) <br />