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iii iiiiiiiiniu iii <br />999 <br />.~ . <br />~r ~;~ ~~ <br />~> _~ ROCKY MOUNTAIN GEOTECHNICAL, INC. <br />Achieving Harmony with Ear[h <br />TECHNICAL SPECIFICATIONS <br />MINE BENCH STABILIZATION <br />BLUE RIBBON MINE <br />RECEIVED. <br />SEP 211984 <br />M1 Co o Dept ofCNatuAal~Resoo cesON <br />PREPARED FOR: <br />BLUE RIBBON COAL COMPANY <br />BY: <br />ROCKY MOUNTAIN GEOTECHNICAL <br />DATE <br />SEPTEMBER 14, 1984 <br />Respectfully submitted, <br />ROCKY MOUNTAIN GEOTECHNICAL, <br />ht C. G~ t. - <br />Pro,Enginee <br />Rl~I' J. Gr~r P.E' <br />Project Manager <br />JCG/RJG:msl <br />RMG Job No. 523/20094 <br />INC. <br /> <br /> • w <br />~. '. <br /> <br /> ~ <br /> 3 <br /> <br /> <br /> <br />The Railroad Scation • 555 E. Pikes Peak Avenue, Suite 107 • Colorado Springs, Colorado 80903. (3037 634-1999 <br />