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SI E <br /> EROSION CALCULATIONS <br /> <br />~~I~~(X/ 7 Y.EY <br /> 2 = Subs tation Pond <br /> 6 - 6C = East Laydown Pond <br /> 3 - 3C = East Sedimentation Pond <br /> <br />• Project: EAST MIA'E Land Condition: _ Date: 7/25/73 <br /> Est. Est. <br /> Areas Land Soil Acres Soil Loss <br /> of use or Universal Soil-Loss Equation Factors <br />-- - Loss in from Area <br /> Project Cond. R K L S IS f. P T/Ac/Yr Area Tnnt/Yr <br />• <br />• <br /> ub- <br />1/ <br />2 Station <br />d <br />' 022 <br />' <br />- Pon 40 .15 280 21% 8 1 1 8 1.08 51.84 <br />52T/yr x 2,000 H/T = 1 040 cu, ft/ r 1,040 cu.ft/yr + •024 Acre foot/yr <br />y <br />100 N/cu. ft <br />43,560 sq.ft/AF <br />.024 Acre foot/yr = 0.22 Acre foot/yr/acre c.~ .035 Acre foot/Acre/yr <br />1.08 Acre <br />USE .035 Acre foot/Acre <br /> Shrubs east <br />005 <br />6A of new sub 40 .15 340" 22% 11 .15 1 9.9' .50 4.95 <br /> Above fan <br />6B & old sub. 40 15 200" 30% 12 1 1 0•033 <br />7P <br /> . . .94 67.68 <br /> Slope abov <br />3 highway 40 .15 105" 48% 18 .15 1 16.2'007 .50 8.10 <br /> ope <br /> below <br />.006 <br />3A highway 40 .15 55' S5% 14 .15 1 12.6 49 6.17 <br /> Water <br />36 Tank 40 .15 150' 20% 5.3 .15 1 4.8'002 .29 1.39 <br /> Mine <br />6C Yard q0 .15 450' 8% 2.1 1 1 12.6.006 1.50 18.90 <br /> Mine <br />006 <br />3C Yard 40 .15 450' 8% 2.1 1 1 12.6. 1.50 34.65 <br />142T/yr x 2,000 H/T ~ 2,840 cu.ft/yr <br />100 H/cu.ft <br />2,840 cu.ft/yr ,065 AF/ yr •065 AF/Yr = ,009 Acre foot/Acre/yr <br />43,560 sq. ft/Acre 6.97 acre USE .035 Acre foot/Acre <br /> Laydown <br />6 Area 40 .15 190' 13% 3.1 1 1 18.6'009 1.28 23.81 <br />•009 Acre foot/yr <br />= 480 cu.ft/yr <br />24 T/yr x <br />l <br />=t <br />43,560 sq.ft/Acre ft <br />100 N/cu <br />.011 Acre ft/yr = ,009 Acre ft/Acre yr L< .035 Acre ft/Acre <br />1.28 Acre <br />USE .035 Acre ft/Acre <br />1/Area designations and key revised December 1981 <br />