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Boeing Rail Spur Parking Lot August 29,2013 <br /> Boeing Rail Spur Parking Lot-StormShed2G Modeling Results <br /> Appended on:08:01:06 Wednesday,July 31,2013 <br /> North Basin Event Summary <br /> Event Peak Q(cfs) Peak T(hrs) Hyd Vol(acft) Area(ac) Method Raintype <br /> 2 year 0.6454 7.83 0.2050 ( 1.8500 SBUH TYPEIA <br /> 10 year 0.9751 7.83 0.3119 r 1.8500 SBUH TYPE1A <br /> 1100 year I 1.4400 I 7.83 I 0.4653 1.8500 I SBUH I TYPE 1 A <br /> Record Id:North Basin <br /> Design Method SBUH Rainfall type TYPE1A <br /> Hyd Intv 10.00 min Peaking Factor 484.00 <br /> Abstraction Coeff 0.20 <br /> Pervious Area(AMC 2) 0.00 ac DCIA 1.85 ac <br /> Pervious CN 0.00 DC CN 98.00 <br /> Pervious TC 0.00 min DC TC 3.03 min <br /> Directly Connected CN Calc <br /> Description SubArea Sub cn <br /> Impervious surfaces(pavements,roofs,etc) ( 1.85 ac 98.00 <br /> 1 DC Composited CN(AMC 2) 98.00 <br /> Directly Connected TC Calc <br /> Type Description Length I Slope I Coeff Misc TT <br /> Sheet Smooth Surfaces.: 0.011 1200.00 ft 2.00% 0.0110 11.55 in 3.03 min <br /> Directly Connected TC I 3.03min <br /> Appended on:08:01:21 Wednesday,July 31,2013 <br /> South Basin Event Summary <br /> Event Peak Q(cfs) Peak T(hrs) Hyd Vol(acft),Area(ac) Method.Raintype <br /> 12 year 0.0975 7.83 0.0306 0:2760 1 SBUH TYPE1A <br /> 110 year 0.1471 i 7.83 0.0465 0.2760 SBUH TYPEIA <br /> 1100 year 0.2171 I 7.83 { 0.0694 0.2760 SBUH (TYPE1A <br /> Record Id: South Basin <br /> Design Method SBUH Rainfall type TYPE1A <br /> (Hyd Intv I 10.00 min (Peaking Factor 484.00 <br /> DCG, Inc. Page 1 of 2 <br />