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I <br /> Goldfmch Brothers <br /> Drainage Study <br /> IIJune 26,2008 <br /> 7/8/08 10:20:37 am J.C. McDonnell & Associates page 3 <br /> Goldfinch Brothers <br /> I Vault Drainage-Two Orifice Config <br /> 07/08/26/2008 <br /> BASIN SUMMARY <br /> 11 <br /> BASIN ID: D100 NAME: 100-year developed <br /> SBUH METHODOLOGY <br /> 1 TOTAL AREA • 1.20 Acres BASEFLOWS: 0.00 cfs <br /> RAINFALL TYPE TYPE1A PERV IMP <br /> PRECIPITATION • 3.25 inches AREA. . : 0.11 Acres 1.09 Acres <br /> I TIME INTERVAL 10.00 min CN • 86.00 98.00 <br /> TC • 10.00 min 10.00 min <br /> ABSTRACTION COEFF: 0.20 <br /> PEAK RATE: 0.75 cfs VOL: 0.29 Ac-ft TIME: 480 min <br /> 11 BASIN ID: PD00.5 NAME: 6-month undeveloped Parking <br /> SBUH METHODOLOGY <br /> TOTAL AREA • 0.94 Acres BASEFLOWS: 0.00 cfs <br /> II RAINFALL TYPE TYPE1A PERV IMP <br /> PRECIPITATION • 0.99 inches AREA. . : 0.11 Acres 0.83 Acres <br /> TIME INTERVAL 10.00 min CN 86.00 98.00 <br /> TC • 10.00 min 10.00 min <br /> ABSTRACTION COEFF: 0.20 <br /> II <br /> PEAK RATE: 0.15 cfs VOL: 0.06 Ac-ft TIME: 480 min <br /> BASIN ID: PD002 NAME: 2-year developed Parking <br /> 11 SBUH METHODOLOGY <br /> TOTAL AREA • 0.94 Acres BASEFLOWS: 0.00 cfs <br /> RAINFALL TYPE TYPE1A PERV IMP <br /> PRECIPITATION • 1.55 inches AREA. . : 0.11 Acres 0.83 Acres <br /> TIME INTERVAL 10.00 min CN • 86.00 98.00 <br /> II TC • 10.00 min 10.00 min <br /> ABSTRACTION COEFF: 0.20 <br /> PEAK RATE: 0.25 cfs VOL: 0.10 Ac-ft TIME: 480 min <br /> IBASIN ID: PD100 NAME: 100-year developed Parking <br /> SBUH METHODOLOGY <br /> TOTAL AREA • 0.94 Acres BASEFLOWS: 0.00 cfs <br /> RAINFALL TYPE TYPE1A PERV IMP <br /> I <br /> PRECIPITATION • 3.25 inches AREA. . : 0.11 Acres 0.83 Acres <br /> TIME INTERVAL 10.00 min CN • 86.00 98.00 <br /> TC • 10.00 min 10.00 min <br /> II ABSTRACTION COEFF: 0.20 <br /> PEAK RATE: 0.58 cfs VOL: 0.23 Ac-ft TIME: 480 min <br /> I <br /> I <br /> II <br /> 1 <br /> II <br /> 20 <br />