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A AGAPITO ASSOCIATES, INC. <br />Mining & Civil Engineers & Geologists <br />715 HORIZON DR., STE 340 <br />GRAND .JUNCTION, CO 81506 <br />USA <br />VOICE 970.242.4220 <br />www.agapito.com <br />June 17, 2011 <br />Mr. Kent Gorham <br />Colorado Division of Reclamation, Mining and Safety <br />1313 Sherman Street, Room 215 <br />Denver, CO 80203 <br />Re: New Elk Mine (Permit No. C-1981-012) <br />Permit Revision 2 <br />Map 3 Correction and Updated scale <br />Dear Mr. Gorham: <br />GOLDEN OFFICE <br />303.271.3750 <br />723-01 T1 <br />JUN ? ?i 201 <br />Dwwon d S8ety <br />UN" - <br />In reviewing Map 3 - 2011 Mine Plan under the PR02 submittal two gas wells were found that <br />did not show the subsidence protection pillar. All gas wells intercepted by mine works should have a 150 <br />ft radius barrier as required by MSHA. The well pillars have been corrected. Per our conversation, the <br />map scale was also adjusted to a scale of 1"= 2000'. Three copies are included with this letter. <br />Please do not hesitate to contact me if you have any questions or require further clarification. <br />Sincerely, <br />Susan Patton, PE. <br />Senior Associate <br />cc: Ron Thompson, NECC <br />Attachments: Map 3 2011 Mine Plan (Revised 6/16/11) <br />GEOENGINEERING • MINING ENGINEERING • CIVIL ENGINEERING