ARCHIVED REPORTS_1995_2 - Laserfiche WebLink

Home Browse Search

FOOTHILL SANITARY LANDFILL PRELIMINARY CLOSURE PLAN INDIVIDUAL AREA DRAINAGE DESIGN DATA BASED ON 100 YEAR CURVE Point of Contrib. Runoff CA Length Initial Inlet Time I in/hr Q cfs Slope Pipe Area of Computed Concentration Ac (A) Coef. (C) L(feet) Velocity L/Vel+20 from CA x I ft/ft Diameter Ditch or Velocity (feet/sec) (minutes) curve inches Pipe sq.ft. ft/sec Outlet I Area A 16.1 0.6 9.7 1100 2.0 29 1.7 16.49 0.002 NA 54.00 0.31 Area B 36.6 0.6 22.0 3700 2.0 51 1.1 24.20 0.002 NA 54.00 0.45 Area C 36.4 0.6 21.8 1900 2.0 36 1.6 34.88 0.002 NA 54.00 0.65 Area D 29.9 0.6 17.9 3800 2.0 52 1.1 19.69 0.002 NA 54.00 0.36 Area E 36.4 0.6 21.8 3000 2.0 45 1.2 26.16 0.002 NA 54.00 0.48 Area F 37.5 0.6 22.5 2200 2.0 38 1.3 29.25 0.002 NA 54.00 0.54 Area G 14.8 0.6 8.9 1500 2.0 33 1.7 15.13 0.002 NA 54.00 0.28 Area H 16.9 0.6 10.1 1500 2.0 33 1.7 17.17 0.002 NA 54.00 0.32 Area 1 20.6 0.6 12.4 1900 2.0 36 1.6 19.84 0.002 NA 54.00 0.37 Area J 70.0 0.6 42.0 2400 2.0 40 1.2 50.40 0.055 18" 1.77 28.47 Area K 105.5 0.6 63.3 3400 2.0 48 1.1 69.63 0.025 2011 2.19 31.79 Area L 50.0 0.6 30.0 2600 2.0 42 1.2 36.00 0.060 18" 1.77 20.34 Area M 31.6 0.6 19.0 3000 2.0 45 1.2 22.80 0.060 151. 1.23 18.54 Area N 33.8 0.6 20.3 2200 2.0 38 1.3 26.39 0.060 1511 1.23 21.46 Area 0 35.5 0.6 21.3 2200 2.0 38 1.3 27.69 0.060 1511 1.23 22.51 Area P 35.6 0.6 21.4 2500 2.0 41 1.3 27.82 0.030 1511 1.23 22.62 Area Q 58.7 0.6 35.2 2700 2.0 43 1.2 42.24 0.030 1891 1.77 23.86 Area R 39.1 0.6 23.5 3000 2.0 45 1.2 28.20 0.030 151, 1.23 22.93 Area S 26.8 0.6 16.1 1200 2.0 30 1.7 27.37 0.060 1511 1.23 22.25 Area T 91.3 0.6 54.8 3400 2.0 48 1.1 60.28 0.025 2011 2.19 27.53