Laserfiche WebLink
TRAPPER MINE <br />SEDIMENT LOAD DEMONSTRATION <br />BLOCK A PIT RSA <br />Area 56.1 <br />/d s 2� 6— 6 ? - 33-7 .,� J�c.x.t 8/G <br />Curve Number (i <br />Soil Type: B �? �„� C N = 7 <br />Ground Cover. Good k----� `��''"" ____ �, �` <br />Cover Type: Herbaceous <br />CN: 62 -55 Table `� U �N 6 2 - a I� <br />Erodability Factor <br />K: 0.25 <br />(Permit) <br />Control Factor <br />Type and Height of Cano <br />None <br />89 <br />/ d <br />Percent Cover. <br />C: <br />0 <br />(Barfield Warner) <br />( ) <br />P <br />Surface Roughness <br />Moderate <br />P: <br />0.65 ✓ <br />(Barfield Warner) <br />CP: <br />0.0055 ,- <br />Average Slope and Slope Length <br />Elevation <br />Length <br />Difference <br />Slope <br />(ft) <br />(ft) <br />650 <br />100 <br />15.4% <br />500 <br />900 <br />0 <br />1440 <br />14.% <br />15.66% <br />� <br />1200 <br />150 <br />12.5% <br />500 <br />80 <br />16.0% <br />600 <br />90 <br />15.0% <br />600 <br />80 <br />13.3% <br />650 <br />100 <br />15.4% <br />350 <br />45 <br />12.9% <br />Average 661 14.4% <br />