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COLORADO <br />Division of Reclamation, <br />Mining and Safety <br />Department of Natural Resources <br />1313 Sherman Street, Room 215 <br />Denver, CO 80203 <br />April 18, 2014 <br />Mr. Brian Watterson <br />Moffat County Mining, LLC <br />29515 Routt County Road 427 <br />Oak Creek, CO 80467 <br />RE: Williams Fork Mines; Permit No. C- 1981 -044 <br />1st Quarter 2014 Refuse Pile Inspection Report Review <br />Dear Mr. Watterson, <br />The Colorado Division of Reclamation, Mining and Safety (Division) finds the above referenced refuse <br />pile inspection report for the 1st Quarter 2014 to be in compliance with the following rules: <br />4.10.2(1) — The mine waste bank was inspected, on behalf of the person conducting surface coal <br />mining operations, by a qualified registered engineer. The report indicates no materials were <br />placed on the surface waste pile; also the 49 excavation waste disposal area was reclaimed in <br />2009. The submitted inspection report complies with the inspection requirement of rule <br />4.09.1(11). <br />4.10.2(2) <br />• (a) — The inspection occurred quarterly as required by the Division. <br />• (b) — Inspections included observations and tests necessary to evaluate the potential <br />hazard to human life and property and to ensure that all organic material and topsoil have <br />been removed and the proper construction and maintenance are occurring in accordance <br />with the plan submitted under 2.05.3(8) and approved by the Division. <br />■ The note on the submitted report indicates that the mine has been inactive since <br />1995 and that no material has been placed on the surface waste pile. Also noted <br />was that the old 49 excavation was reclaimed with demolition material in early <br />2009. Stability of the waste disposal areas was inspected and problems were not <br />identified. <br />• (c) — The engineer considered steepness of slopes, seepage, and other visible factors <br />which could indicate potential failure. <br />■ Stability of the waste disposal areas was inspected and problems were not <br />identified. <br />• (d) — Copies of the inspection findings shall be maintained at the mine site. <br />■ Please retain copies of the waste pile inspection report at the mine site. <br />4.10.2(3) — No potential hazards were noted in the fourth quarter 2013 refuse pile inspection <br />report. <br />If you have any questions, please feel free to contact me. <br />OF COGO <br />1313 Sherman Street, Room 215, Denver, CO 80203 P 303.866.3567 F 303.832.8106 http: / /mining.state.co.us I <br />John W. Hickenlooper, Governor I Mike King, Executive Director I Virginia Brannon, Director * 1876 <br />