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KERR COAL MINE <br />CALCULATED SEDIMENTOLOGY DATA <br />PREMINING CONDITION PIT t <br />• <br /> <br />SOIL ERODIAIUTY FACTOR: <br /> <br />Soil Type EmOiDility <br /> Factor, K <br />Clay Loam 0.28 <br />SLOPE FACTOR: <br />Lengtn <br /> <br />IB Slope <br /> <br />% m Slope <br />Angle <br />la LS <br />Factor <br />350 25.0% O6 ta.0 9.1B <br />200 950% 0.6 29.2 1t 7a <br />300 18.0% D.6 10.3 5.80 <br />350 37.0% 0.6 15.t 9.97 <br />a00 20.0% O.fi 11.3 7 78 <br />a00 18.0% 0.6 10.2 6.88 <br />350 29.0% 0.6 13.5 7.18 <br />350 10.0% 0.5 5.7 2.57 <br />350 7.0% 0.6 e.0 1 ]2 <br />Average LS = 6.98 <br />Tae LS Fetta was gkukre0 oy: <br />LS=(Slope LenpfM2.BJ"m•(fO.B•5in(slope anpbJ~0.03) nor Slopes<D% <br />LS = (Slope LergfM2.6J"m•(1fi.B•sin(slope anphJ - D.5) /w Sopes > D% <br />Where: <br />Slope<J% m=O.J <br />Slope=9% m=0.9 <br />Sbpe>t0% m=00 <br />COVER AND PRACTICE FACTORS: <br />Cover <br />Type Cover <br /> <br />I% Caropy <br /> <br />1% Area <br /> <br />lacrm Cover <br />Factor, C C'Area Practice <br />Facts, P P•Area <br />Alkali 5a e6mn a% 25% a8 ~ 0 OB 3.87 1.00 aB 90 <br />Sa eOrusn-Grass 5e% 25% 1t.6 0.05 0.58 t00 11.60 <br />TOTAL: 60 < 95 60.00 <br />W eigroeo C = Trnal C'Arear Tool see = 0.079 <br />W eigroe0 P • Total P'Arear Total Area = 1.000 <br />ANNUAL SEDIMENT YIELD <br />Tae Mlowinp SpR8e5neer CekWale3 rnB preCrneo SeeY/Mm yleb IOr Bb prgrM enle. The pN33 Seeergm yieb <br />u oefennure0 eccoNirg ro tae RevoeO Univorsel Sd loss Egwrian. <br />PARAMF7EA DESCRIPTION 4ALUE <br />Annul Fairlfall Factor 16.50 <br />Soil EroOiDiliy Facts 0.28 <br />Lenprn Slope Factor 6.98 <br />Cover Favor 0.07 <br />Putliu Factor 1.W <br />Gro55 Annual SeOimen YiNC 2.39 towacrelyear <br /> <br />