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1 <br /> droCAD�Projects�tiYdroCAD Projects13'2009� Ty� �� 24-ht 2 Year Rainfa►f=2•75" <br /> C:\Program Files�Hy osed Conditions MaY Printed 5120/2009 9:09:37 AM <br /> 08175B Barry Sewall ProP �n� pa e 11 <br /> Prepared by Gronberg &Associates, <br /> H droCAD�9•00 s/n 04529 �20�H �OC�SO�are Solutions LLC <br /> Summary for Pond 6P: Depression <br /> > 0.16" for 2 Year event <br /> Inflow Area= 1.030 ac, 6.80% impervious, Inflow�eo 014 af <br /> 0.11 cfs� 12.10 hrs, Volume= <br /> Inflow = 5.00 hrs, Volume= 0.000 af, Atten= 100%, t-a9=0.0 min <br /> Outfiow = 0.00 cfs� 0.000 af <br /> Primary = <br /> 0.00 cfs� 5.00 hrs, Volume= <br /> Routing by Stor-Ind method,Time S rf Area�0 054 acrSSt r ge5 0 014 af <br /> Peak E lev=9 4 7.2 9' @ 2 0.0 0 h r s <br /> Piu -Flow de ten t i o n t i m e= (n o t c a l c ulated: initial storage excedes outflow) <br /> 9 <br /> Center-of-Mass det.time= (not ca�culated: no outflow <br /> Volume Invert Avail•O 330 af Ctustom Stage�ata lP�smatic)Listed below(Reca�c) <br /> #1 947.00' <br /> Surf.Area Inc.Store Cum.Store <br /> Elevation acre-feet) acre-feet <br /> feet (acres) � 0 000 <br /> ��p 0 000 p.330 <br /> 947.00 p,180 0.330 <br /> 950.00 <br /> Device Routin invert Outlet Devices Re�ngular Weir <br /> 948.10' 2.0'long x 66.0' breadth Broad-Crested <br /> #1 P�mary Head(feet) 0.2� 0.40 0.60 0.80 1.00 1.20 1.40 1.60 <br /> Coef. (Engiish) 2.68 2.70 2.70 2.64 2.63 2.64 2.64 2.63 <br /> ��F�o�,,, pAax=0.00 cfs @� 5.00 hrs HW=�7•0O' (Free Discharge) <br /> primary ular We1r (Controls 0.00 cfs) <br /> L1=Broad-Crestsd Recta►n9 <br />