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New Elk Mine, PR5 Adequacy Review 2 <br /> November 2,2021 <br /> Page 9 of 11 <br /> I. NECC submitted revised pages 2.05-69 to 74. Proposed revised Page 69 does not include <br /> currently approved text in response to section 2.05.4(2)(h)or the Section Heading <br /> Post-Mining Land Use"currently included on Page 69. Please revise as necessary. <br /> ii. The section regarding mitigation of impacts of mining operations on fish and wildlife is <br /> missing a section heading in keeping with the formatting of the PAP. Please revise as <br /> necessary. <br /> iii. Revised page 71,the second paragraph indicates mining may also occur in the Apache or <br /> Allen Seams where secondary coal recovery will occur. Please provide a mining plan map <br /> that depicts the proposed workings in these seams.Or,if mining in these seams is not <br /> proposed during this permit term,please revise the narrative of this page to indicate this and <br /> commit to revising the permit in the future prior to reinitiating mining in these seams. <br /> iv. Revised pages 71 through 74 have a subheading that notes the date of the revision is <br /> 9/22/2020 and that the page is revised with TR75. Please revise this page with an updated <br /> date and indicate the pages are revised with PR5. <br /> c. DRMS Response#2: <br /> I. Enclosed is a memorandum dated October 27,2021 from Leigh Simmons with DRMS. Mr. <br /> Simmons conducted a review of PR5 to assess the proposed plan for compliance with Rule <br /> 2.05.6(3),please respond to the adequacy review issues identified in this memorandum. <br /> (4)Protection ofparks and historic places <br /> 41. As discussed above,the SHPO has recommended a class III cultural resource inventory be conducted for the <br /> proposed affected area associated with mining in the Blue Seam resulting from subsidence,vibration,and <br /> potential surface facilities needed to support mining. The Division acknowledges that no such surface <br /> facilities are proposed with PR5 but would note that if additional surface facilities are needed to support <br /> mining in the future,appropriate revisions to the permit will be required. Based on the results of the class III <br /> cultural resource survey,please provide an update to section 2.05.6(4)of the permit if necessary. If NECC <br /> believes the survey is unnecessary,please provide a detailed justification for this. <br /> a. NECC Response: Section 2.05.6 has been revised to include mining method and extraction of <br /> coal. With room and pillar mining and no proposed secondary mining,subsidence will not occur. <br /> As a result,NECC requests that a class III cultural resource inventory of the PR5 not be <br /> required. <br /> b. DRMS Response: Please see the response to adequacy review item 942 below. Section 2.05.6(6)of <br /> the PAP was not updated with PR5 and NECC will need to revise this section of the permit for the <br /> proposed change in the mine plan. As this subsidence survey,monitoring and control adequacy item <br /> relates to the cultural resource survey,please provide a detailed analysis demonstrating mining in the <br /> blue seam will not result in surface subsidence. <br /> (6)Subsidence Survey, Subsidence Monitoring, and Subsidence Control <br /> 42. The current approved mining plan proposes retreat mining;however,the PR5 cover letter indicates that no <br /> secondary mining(retreat mining)will occur. Please clarify and specifically commit to the mining method <br /> chosen. Please revise Section 2.05.6(6)of the permit to account for the revised mining plan proposed with <br /> PR5.This section must be revised and address all of the requirements of Rule 2.05.6(6)and must comply <br />