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IWillows Apartrnrnts <br /> Drainage Study <br /> ' 0926/2009 <br /> 9/16/09 4:7:54 pm J.C. McDonnell i As�ociates paqe 3 <br /> The Willows Apartments <br /> 1 Evezett Detention <br /> , September i6, 2009 <br /> .«���������..sea��«��������������v��s����a���������««���e��"'��e� <br /> BASIN SUt�MIARY <br /> � BASIN ID: SW002 NHME: 2-Year Developed <br /> � SBUH METHODOLOGY <br /> TOTAL AAEA. . . . . . . : 0.06 Aczes BASEFLOWS: 0.00 cfs <br /> RAINFALL TYPE. . . . : TYP�lA PEftV IMP <br /> PAECIPITATION. . . . : 1.50 inches RAEA. . : 0.00 Acxes 0.06 Aczes <br /> ' TIME INTERVAL. . . .: 10.00 min CN. . . . : 0.00 90.00 <br /> TC. . . . : 0.00 min 7.00 min <br /> ABSTRACTION COEFF: 0.20 <br /> TcReach - Sheet L: 123.00 ns:0.1500 p2yr: 1.50 s:0.0570 <br /> PEAK RATE: 0.01 cfs VOL: 0.00 Ac-ft TIME: 480 min <br /> � BASIN ID: SWO10 NAME: 10-Year Developed <br /> SBGH METHODOLOGY <br /> TOTAL AAEA. . . . . . . = 0.06 Acres HASEFLOWS: 0.00 cfs <br /> RAINFALL TYPE. . . . : TYPElA PF.AV IMP <br /> ,. PRECIPITATION. . . . : 2.20 inches AAEA. . : 0.00 Acres 0.06 Actes <br /> TZME iNTERVAL. . . . : 10.00 min CN. . . . : 0.00 90.00 <br /> TC. . . . : 0.00 a,in 7.00 min <br /> ' ABSTRACTION COEFF: 0.20 <br /> TcReach - Sheet L: 123.00 ns:0.1500 p2yc: 1.50 s:0.0570 <br /> PEAK RATE: 0.02 cfs VOL: 0.01 Ac-ft TIME: 980 min <br /> � BASIN ID: SW100 NAME: 100-Yeat Developed <br /> SBUH METHODOLOGY <br /> TOTAL AREA. . . . . . . : 0.06 Acres BASEFLOWS: 0.00 cfs <br /> RAINFALL TYPE. . . . : TYPElA PERV IMP <br /> � PAECZPITATION. . . . : 3.20 inches AREA. . : 0.00 Acres 0.06 Acrea <br /> TIME INTEAVAL. . . . : 10.00 min CN. . . . : 0.00 90.00 <br /> TC. . . . : 0.00 min 7.00 min <br /> ABSTRACTION COEFF: 0.20 � <br /> 1 TCReach - Sheet L: 123.00 ns:0.1500 p2yr: 1.50 s:0.0':70 <br /> � PEAK RATE: 0.03 cfs VOL: 0.01 Ac-ft TIME: 980 min <br /> ! <br /> I <br /> I <br /> 1 <br /> I <br /> I <br /> 19 PROJECT:OSAI2 <br /> 1 <br />