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~~ <br />Cripple Creek & Victor Gold Mining Company ~ <br />A Joint Venture ~ ANGLOGOLD ASHANTI (COLORADO) CORP., <br />Operations Office <br />P.O. Box 191 100 North 3id Street <br />Victor, Colorado 80860 <br />(71 91 689-2977 -Fax (719) 689-3254 <br />SENT EXPRESS MAIL <br />EV 708065956 US <br />January 29, 2007 <br />Mr. Berhan Keffelew <br />Environmental Protection Specialist <br />Colorado Department of Natural Resources <br />Division of Reclamation, Mining and Safety/ <br />Office of Mined Land Reclamation <br />1313 Sherman Street, Room 215 <br />Denver, Colorado 80203 <br />~~~`~~ <br />~~~~ <br />~r~jrrQ'^~rP~fj~;~ <br />Y~ll~..,r, t . <br />JAN 312Q07 / <br />Division of Red:, r.::~q <br />flfi~ning and S::,~•y <br />NOV MV-1995-007 AB 10/25/95 <br />MV-1995-070 AB 10/17/95 <br />MV-1995-050 AB 08/02/95 <br />AF 04/09/06 CW <br />Re: Permit No. M-1980-244: Cripple Creek & Victor Gold Minine Company ("CC&V"): <br />Cresson Proiect: additiona12006 Phase IVc Valley Leach Facility solution mana ement <br />enhancements and minor changes in topsoil stockpile locations -Request for Technical Revision <br />Dear Mr. Keffelew: <br />CC&V proposes the following minor changes as part of this request for technical revision (TR) <br />to the Amendment No. 8 to Permit M-1980-244. This TR request includes an engineering letter <br />report and documentation of 375 feet of additional six-inch perforated perimeter drain lines <br />along the outer perimeter of the VLF liner in the area where extensions [o the tertiary solution <br />collection system of the Phase Nc Valley Leach Facility ("VLF') were documented in <br />Technical Revision 46. This additional perimeter drain will further enhance percolation and <br />improve solution movement neaz the edge-of liner in the Phase IVc area. Golder and Associates <br />have prepazed the attached engineering letter report. As noted in recent DRMS inspection <br />summaries, these changes have been completed and aze functioning as intended. <br />In addition, CC&V is providing an updated Drawing C-4 (Proposed facilities- Overburden and <br />Mines, as described in Amendment No. 8) to address minor changes in topsoil stockpile <br />locations within the Amendment No. 8 permitted area. Approximately 13.1 acres of revised <br />