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III 1111111111111111 `"~ 4~ <br />.P <br />November 17, 1981 <br />Ms. Sandy Emrich <br />Reclamation Specialist <br />Mined Land Reclamation Division <br />423 Centennial Building <br />1313 Sherman Street <br />Denver, CO 80203 <br />Re: Subsidence Monuments <br />Dear Sandy: <br />~L~~~mN~.9 ~'I~ <br />NOV 1 ;} 1981 <br />NiNED LAND Rf~LAt/ATiCN <br />Colo. Dept. of Natural Resuerr.~~ <br />This will serve to confirm our conversation on the above-referenced <br />topic. Due to encountering bedrock at a depth of 6-16 inches, a <br />charge in the construction of the monuments is warranted to accommodate <br />this condition. In all areas where shallo~a bedrock is encountered the <br />monuments will be constructed as follows: <br />o Auger through soil <br />o Auger 6-12 inches into bedrock <br />o Set rebar into hole <br />o Center and cement rebar into hole <br />o Backfill hole to ground elevation <br />If you have any questions concerning this matter, please feel free to <br />contact me at your convenience. <br />Sincerely, <br />CAa~~ /~~~'"' - <br />Richard Mills <br />Environmental Engineer <br />RM:jjp <br />cc: Jim PendletO~/~j stop ~-/ <br />v FOR _...] <br />Empire Energy Corpora ~ic~ <br />6300 SOUT.I'/O SEMITE STREET • SU!TE `c. <br />ENGLEwOOp, COLORADO 60' 12 <br />30's^796962 <br />