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tL r? <br />r C <br />C_" <br />March 18, 2010 <br />Cripple Creek & Victdr fold Mining <br />A Joint Venture - ANGLOGOLD ASHANTI (COLORADO) CORP., Manager <br />Operations Office <br />P.O. Box 191 - 100 North 3`° Street <br />Victor, Colorado 80860 <br />(719) 689-2977 - Fax (719) 689-3254 <br />SENT CERTIFED, RETURN RECEIPT REQUESTED <br />7003-2260-0004-8082-5421 <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 />Dear Mr. Keffelew: <br />WWD <br />MAR 19 2010 <br />Division of Reclamation, <br />Mining and Safety <br />CC&V proposes the following minor modifications as part of this request for Technical Revision <br />(TR-58) to the Amendment No. 9 to Permit M-1980-244: E-Train Expansion; Process Fluid <br />Flow Improvements; and Phase I Auxiliary Caisson Installation on the VLF. <br />The primary purpose of these modifications is to improve process solution flows throughout the <br />entire process solution circuit, including the adsorption, desorption and recovery (ADR) building <br />and the valley leach facility (VLF). <br />The elements of TR 58 include: <br />• E-train expansion, <br />• In-line barren solution booster pumps, <br />• Enrichment pump improvements, <br />• Enrichment booster tank, <br />• Modification of flow rates among phases of the VLF, and <br />• Installation of an auxiliary caisson within Phase I of the VLF. <br />Columns ("E-Train"); Process Fluid Flow Improvements; and Phase I Auxiliary Caisson <br />Installation on the Valley Leach Facility ("VLF")