9931 19TH AVE SE 2018-01-02 MF Import

2/27/97 9:8:5 am Barghausen Engineers page 1 ARCO @ NEC SR-527 AND 100TH ST SE WORKS4 FILE 12918A.BSN \ SOB NO. 2918 BASIN SUMMARY BASIN ID: 100DEV SBUH METHODOLOGY TOTAL AREA........ RAINFALL TYPE....: PRECIPITATION....: TIME INTERVAL....: ABSTRACTION COEFF: TcReach - Sheet L: impTcReach - Sheet impTcReach - Channel PEAK RATE: 0.52 cfs BASIN ID: 100PRE SBUH METHODOLOGY TOTAL AREA........ RAINFALL TYPE....: PRECIPITATION....: TIME INTERVAL....: NAME: 100 YEAR DEVELOPED 0.78 Acres BASEFLOWS: 0.00 cfs TYPElA PERV 3.25 inches AREA..: 0.05 Acres 10.00 min CN.... : 86.00 TC.... . 2.94 min 0.20 10.00 ns:0.1500 p2yr: 1.55 L: 100.00 ns:0.0110 p2yr: 1 L' 300.00 kc:42.00 s:0.0050 VOL: 0.19 Ac-ft TIME: s:0.0100 55 s:0.0100 470 min NAME: 100 YR PREDEVELOPED 0.72 Acres BASEFLOWS: 0.00 cfs TYPElA PERV 3.25 inches AREA..: 0.67 Acres 10.00 min CN.... : 86.00 TC.... . 22.53 min ABSTRACTION COEFF: 0.20 ( TcReach - Sheet L: 180.00 ns:0.1500 p2yr: 1.55 s:0.0200 impTcReach - Sheet L: 30.00 ns:0.0110 p2yr: 1.55 s:0.0100 PEAK RATE: 0.25 cfs VOL: 0.12 Ac-ft TIME: 480 min BASIN ID: 10DEV NAME: 10 YEAR DEVELOPED SBUH METHODOLOGY TOTAL AREA.......: 0.78 Acres BASEFLOWS: 0.00 cfs RAINFALL TYPE....: TYPElA PERV PRECIPITATION....: 2.25 inches AREA..: 0.05 Acres TIME INTERVAL....: 10.00 min CN.... : 86.00 TC.... . 2.94 min ABSTRACTION COEFF: 0.20 TcReach - Sheet L: 10.00 ns:0.1500 p2yr: 1.55 s:0.0100 impTcReach - Sheet L: 100.00 ns:0.0110 p2yr: 1.55 s:0.0100 impTcReach - Channel L: 300.00 kc:42.00 s:0.0050 PEAK RATE: 0.35 cfs VOL: 0.13 Ac-ft TIME: 470 min 3- IMP 0.73 Acres 98.00 3.98 min IMP 0.05 Acres 98.00 0.88 min IMP 0.73 Acres 98.00 3.98 min