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Table 1.4-1. Summary of Trapper Mine SL -22 Phase II pre -mining sediment load demonstrations. <br />Table 1.4-2. <br />Average <br />.1 <br />w <br />Slope <br />Average <br />Time <br />Representative <br />Runoff <br />Reclaimed <br />Area AMC II AMC III Erodability Control Length <br />Slope <br />of <br />Block Area <br />Volume Sediment <br />Blockacres <br />CN CN Factor (K) Factor (C) feet <br />(%) <br />Concen. <br />(acres) <br />ac -ft (tons) <br />A,F,K&Z-AB <br />1750 48.0 68.2 0.25 0.050 748 <br />17.5 <br />0.197 <br />20 <br />0.68 33.1 <br />2014-2016 <br />Concen. (acres) <br />ac -ft (tons) <br />A,F,K&Z-AB <br />175.0 61.0 78.8 0.25 0.014 <br />748 <br />Table 1.4-2. <br />Summary of Trapper Mine SL -22 Phase II post -mining sediment load demonstrations. <br />.1 <br />w <br />Average <br />Slope <br />Average <br />Time Representative <br />Runoff <br />Reclaimed <br />Area AMC II AMC III Erodability Control <br />Length <br />Slope <br />of Block Area <br />Volume Sediment <br />Block <br />acres CN CN Factor K Factor (CP) <br />feet <br />( /o <br />Concen. (acres) <br />ac -ft (tons) <br />A,F,K&Z-AB <br />175.0 61.0 78.8 0.25 0.014 <br />748 <br />175 <br />0.197 20 <br />1.332 28.0 <br />2014-2016 <br />0.009 (Modified) <br />K:\Bond Release\SL-22 (Ph2)\SL-22 Table 1.4-1 Sedcad Summary <br />