Laserfiche WebLink
12/9/02 4:11:24 pm Perteet Engineering, Inc page 1 <br /> Silver Lake Elementary <br /> Preliminary Drainage Design <br /> BASIN SUMMARY <br /> BASIN ID: Adev-002 NAME: predev 2yr-BSN A New PKG Lot <br /> SBUH METHODOLOGY <br /> TOTAL AREA • 1.65 Acres BASEFLOWS: 0.00 cfs <br /> RAINFALL TYPE TYPE1A PERV IMP <br /> PRECIPITATION • 1.70 inches AREA..: 0.29 Acres 1.36 Acres <br /> TIME INTERVAL 10.00 min CN • 86.00 98.00 <br /> TC 5.00 min 5.00 min <br /> ABSTRACTION COEFF: 0.20 <br /> PEAK RATE: 0.50 cfs VOL: 0.18 Ac-ft TIME: 480 min <br /> BASIN ID: Adev-010 NAME: dev l0yr-BSN A New PKG Lot <br /> SBUH METHODOLOGY <br /> TOTAL AREA • 1.65 Acres BASEFLOWS: 0.00 cfs <br /> RAINFALL TYPE TYPE1A PERV IMP <br /> PRECIPITATION 2.30 inches AREA..: 0.29 Acres 1.36 Acres <br /> TIME INTERVAL 10.00 min CN • 86.00 98.00 <br /> TC 5.00 min 5.00 min <br /> ABSTRACTION COEFF: 0.20 <br /> PEAK RATE: 0.71 cfs VOL: 0:26 Ac-ft TIME: 480 min <br /> BASIN ID: Adev-100 NAME: dev 100yr-BSN A New PKG Lot <br /> SBUH METHODOLOGY <br /> TOTAL AREA • 1.65 Acres BASEFLOWS: 0.00 cfs <br /> RAINFALL TYPE TYPE1A PERV IMP <br /> PRECIPITATION • 3.20 inches AREA..: 0.29 Acres 1.36 Acres <br /> TIME INTERVAL 10.00 min CN • 86.00 98.00 <br /> TC 5.00 min 5.00 min <br /> ABSTRACTION COEFF: 0.20 <br /> PEAK RATE: 1.02 cfs VOL: 0.38 Ac-ft TIME: 480 min <br /> BASIN ID: Adev-6mo NAME: dev 6mo-BSN A New PKG Lot <br /> SBUH METHODOLOGY <br /> TOTAL AREA • 1.65 Acres BASEFLOWS: 0.00 cfs <br /> RAINFALL TYPE TYPE1A PERV IMP <br /> PRECIPITATION • 1.10 inches AREA. .: 0.29 Acres 1.36 Acres. <br /> TIME INTERVAL 10.00 min CN • 86.00 98.00 <br /> TC 5.00 min 5.00 min <br /> ABSTRACTION COEFF: 0.20 <br /> PEAK RATE: 0.29 cfs VOL: 0.11 Ac-ft TIME: 480 min <br />