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~~ Donald D. Ricketts, P.E. <br />Gilbert F. Rindahl, P.E. <br />Ricketts and Rindahl, Consulting Engineers, Inc. • P.O. Box 22512. 2180 S. Ivanhoe Street • Denver, Colorado 60222• (303) 692-0922 <br />August 18, 1981 <br />Mr. Mark Loye <br />Reclamation Specialist <br />Mined Land Reclamation Division <br />423 Centennial Building <br />1313 Sherman Street <br />Denver, CO 80203 <br />Reference: Neglected Mine <br />Your File #81-165 <br />Dear Mark: <br />RECEMV'~® <br />~U~1J 1981 <br />MINED LAND RECLAP~IRTION <br />We have received your letter regarding the preliminary adequacy review of the permit <br />application submitted for the proposed gold mining operation at the Neglected Mine. <br />Each of the concerns you have raised will be dealt with in the following. <br />It appears that some confusion exists in regard to the type of process the operator <br />is proposing to employ. The system to be used is closed. All materials involved <br />in the process will be enclosed in metal tanks and will be segregated from the sur- <br />rounding environment. All spent materials removed from the system will be neutralized <br />and will be placed in waste disposal areas that will be lined with hypalon, an im- <br />permeable material, to prevent seepage. All planning for the project has been done <br />in conjunction with a Professional Engineer registered in the State of Colorado. <br />Application Item 15 <br />The proposed future land use is open space and wildlife habitat. <br />Exhibit A <br />The affected land is located in the NW 1/4 of the NW 1/4 and the NE 1/4 of the <br />NW 1/4 of Section 34, T37N, R10W. <br />Exhibit B <br />la. The proposed design for the processing facility is illustrated on the <br />accompanying diagram. <br />b. The system is closed and designed to prohibit leakage. Waste areas are <br />sized to prevent the possibility of leakage or breaching. A daily in- <br />spection will be made of the facility by the operator to determine the <br />