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<br />United States Department of the Interior <br />.~rn~^"' BUREAU OF LAND MANAGEMENT <br />White River Resource Area <br />73544 Highway 64 <br />Meeker ,Colorado 81641 <br />RECEIVED C-0118326 <br />MAR 01 2004 / <br />--~--- <br />Division of Minoral~ ~ Geology <br />j ~ ~ Natural Soda Ina / <br />Attention: Mr. Ed Baker <br />Post Office Box 72 <br />3200 County Rd. 31 <br />Rifle, Colorado 81650 <br />Deaz Mr. Baker: <br />tnf~8~ i°1~" <br />G Rs / <br />February 25, 2004 <br />©-~ PI `'SS~ ws <br />w2~1 ~n1- i t~(Z <br />Our staff has reviewed your February 18, 2004 letter outlining the procedures for re-cementing attempts <br />on 3M-TDR. As per phone conversation with Paul Daggett, Mining Engineer, the first procedure to use <br />food grade oil and bentonite followed by an enriched cement mixture, and if unsuccessful, the <br />alternative three stage sodium silicate cement option are approved. If neither of the first two proposed <br />procedures work please contact our office for concurrence prior to implementing the third procedure. <br />If there any questions, please contact Paul Daggett, Mining Engineer at (970) 878-3819. <br />Sincerely, <br />Enc <br />cc: Mr. Dan Jackson <br />7~~'~,~ <br />Kent Walter <br />Field Manager <br />United States Environmental Protection Agency <br /> <br />C-0118327 <br />C-0119986 <br />C-0119985 <br />C-37474 <br />999 18th Street -Suite 500 <br />Mail Code 8WM-DW <br />Denver, CO 80202-2466 <br />