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r. <br />c <br />III IIIIIIIIIIIIIIII~~ <br />STATE OF COLOI~ ~L9`., <br />DIVISION OF MINERALS AND GEOLOGY <br />OF'~0 <br />Department of Natural Resources ~~ <br />~4 <br />Ne'~ <br />1313 Sherinari St.. Room 215 <br />Dem•er. CO 80203 ~~ <br />• <br />• • <br />Phone: 13031 866-3567 re is <br />FAX: 13031 8 32-8106 <br /> Roy Romer <br /> Governor <br /> ~wichael B. Long <br /> DimLOn Director <br />DATE: March 15, 1993 <br />TO: File No. C-80-007 <br />FROM: Christine Johasto~Y <br />RE: Mountain Coal Company; West Elk Mine; Technical Revision 64; <br />Telephone conversation with Rathy Aelt <br />I called Kathy Welt of MCC on Friday, March 12, 1993, to ask her <br />some questions regarding Technical Revision 64, which addresses the <br />outstanding issues from the permit renewal (Stipulations 44 and <br />45). The majority of the questions were minor in detail and could <br />be addressed over the phone. If satisfactory answers were not <br />provided, the questions will be asked in the adequacy letter to be <br />sent to MCC. <br />1. Revised Map 56, Topsoil Removal Plan, shows that in the area of <br />the clean water diversion ditch, topsoil has not been removed in <br />this area as is shown on the map dated 6-19-86. <br />2. On Map 56, there are two small areas on either side of the <br />access road (old haul road) that were marked rehandled post 1982, <br />and now the new map says it was stripped post 1982. Kathy stated <br />that this was done in error and the new map should be the same as <br />the old map. The map will be corrected. (Include in adeouacv <br />letter. <br />3. The as-built diagram of the coal stack tubes and reclaim system <br />entitled Facility Site Plan, Drawing #002, shows a clear water <br />ditch that runs the length of the facility. From field inspections <br />I recall that this ditch is a sediment ditch. This ditch is also <br />not depicted on revised Map 54. Kathy said that it is a sediment <br />ditch, but they do not want to be required to maintain it. I said <br />it needs to be called something other than a clean water ditch, <br />since it is a sediment ditch. I said the ditch should also be <br />included on Map 54. She asked me to think on it and get back to <br />her. I said I would talk to Dave and see what we can come up with. <br />(Include in adeouacv letter.) <br />4. The table of contents page xiv, which lists the tables, have <br />been repeated after Table 78. Kathy said she would correct this <br />page. <br />