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1i•• <br /> ,AWES, LLC <br /> - Fort Collins, Colorado, USA <br /> July 15, 2014 <br /> Mr. Peter Hays <br /> Division of Reclamation, Mining and Safety <br /> 1313 Sherman Street, Suite 215 <br /> Denver, Colorado 80203 <br /> RE: Response to DRMS Fourth Review of Slope Stability Analysis <br /> DRMS Permit M-2013-064 <br /> Varra Coulson Mine—Greeley, CO <br /> Dear Mr. Hays: <br /> Varra Companies, Inc., commits to mining at a slope of 3:1 from the mine base to 20 feet above the <br /> mine floor and a slope of 1.25:1 from 20 feet above the mine floor to the mine crest. This slope <br /> configuration will occur in both critical and non-critical mine areas. If additional information and <br /> analyses indicate that steeper slopes are warranted this information will be submitted by technical <br /> revision to DRMS for review and approval. <br /> If you have any questions regarding this letter or attachments, please contact me at 970-590-3807. <br /> Sincerely, <br /> AWES, LLC <br /> Joby L.Adams, P.G. <br /> Principal/Hydrogeologist <br /> cc: Garrett Varra—Varra Companies, Inc. <br /> Brad Janes—Varra Companies, Inc. <br /> �w�� 18141 rear Star('.41jrt.F4,11 4 4 *44 )l-i 11/1 04 _;%4 1 <br />