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MINE ENGINEERING <br />MINE RECLAMATION <br />October 11, 2011 <br />Re: <br />Dear Mr. Hernandez: <br />J. E. STOVER & ASSOCIATES, INC. <br />2352 NORTH 7 STREET, UNIT B <br />GRAND JUNCTION, COLORADO 81501 <br />PHONE: (970) 245 -4101, FAX 242 -7908 <br />Dan Hernandez <br />Division of Reclamation, Mining and Safety <br />1313 Sherman St., Room 215 <br />Denver, CO 80203 <br />New Elk Mine Permit C -1981 -012 <br />Technical Revision Application No. 60 <br />Development Waste Disposal Area Expansion <br />CIVIL ENGINEERING <br />CONST. MANAGEMENT <br />On behalf of New Elk Coal Company, (NECC) enclosed is an application for a technical revision <br />to expand the development waste disposal area. <br />Description of Revision <br />New Elk Coal Company permitted the development waste disposal area (DWDA) earlier this <br />year. The disposal area is nearly at capacity. TR -60 provides for the expansion of the DWDA. <br />There is a topsoil stockpile located immediately west of the DWDA. That topsoil stockpile will <br />be moved to the topsoil stockpile located immediately east of the DWDA. The DWDA will then <br />be expanded to the west. The footprint of the DWDA increases 1.4 acres from 3.0 to 4.4 acres. <br />Disturbed and Affected Area <br />There will not be any additional disturbed area as a result of this revision. <br />Exhibit 39 presents the drainage calculations for the expanded disposal area. Figure 2e <br />development waste disposal area routing shows the ditches surrounding the DWDA. A <br />reclamation estimate is provided as Exhibit 28. <br />Data enclosed to support this technical revision are listed below. <br />Sincerely, <br />.L <br />J. E. ' over, P.E. <br />Consulting Engineer <br />cc: Ron Thompson, NECC <br />Mike Trujillo, CDOW <br />