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• <br />Table 6 -1. Allowable Cover And Sample Adequacy Calculations - Phase 11 Bond Release Area, <br />Peabody Sage Creek Mine, SCCC, Routt Co., CO - 2010 <br />CREEK PHASE II COVER <br />ANNUAL DEDUCTION CALCULATION: <br />Total First Hit Vegetation Cover <br />Noxious Weed Cover <br />Total Minus Noxious <br />Allowable Annual Cover Limit <br />Allowable Annual Cover <br />Actual Annual Cover (w /o noxious annuals) <br />39.60 <br />- 0.44 <br />39.16 <br />X 0.1 <br />3.92 <br />4.43 <br />I Non- allowable Annual Cover (zero in calculations <br />below if positive) <br />ALLOWABLE COVER CALCULATION <br />Total First Hit Vegetation Cover <br />Noxious Weed Cover <br />Total Minus Noxious <br />Excess Non - allowable Annual Cover Deduction <br />Woody Plants - Not Allowed <br />Mean Allowable First Hit Cover <br />Standard Deviation of Mean Allowable Cover <br />Sample Size <br />Minimum Adequate Sample Size <br />-0.5 <br />39.60 <br />- 0.44 <br />39.16 <br />0.5 <br />1.2 <br />37.45 <br />14.23 <br />30 <br />25 <br />Page 13 of 13 <br />u <br />