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uss U :S: Steel <br />Mining Co., Inc. <br />WESTERN DISTRICT a Subsidiary of Unked Sutra Sleel Corporation <br />P.O. BOX AE <br />PAONIA, COLORADO 81428 <br />303/527-4816 <br />April 26, 1985 <br />Mined Land Reclamation Division <br />423 Centennial Building <br />1313 Sherman Street <br />Denver, CO 80203 <br />ATTN: Susan Mowry <br />Reclamation Specialist <br />~;.. yl~, <br />Q~~~ ~` <br />~ ~ '~ ~~:~ i'.M5 ~.~CU,.y!.4T~w; DIVi5:Gr1 <br />RE: Subsidence Monitoring <br />C-022-81 <br />Somerset Mine <br />Dear Susan: <br />The results of the latest survey of the subsidence monitoring <br />stations at Somerset Mine follow: <br />Coordinates <br />Station North Change East Change Elevation Change <br /> <br />1 14686 0 23191 0 6361.5 0 <br />2 14784 +0.5 23019 0 6383 0 <br />3 14873.5 0 23013 0 6361.5 0 <br />4 14974.5 0 [2948.5 0 6370 0 <br />~ 15069 +0.5 22893.5 0 6359 0 <br />6 15152.5 0 22816.5 U 6360 0 <br />Notes: <br />1. All values are reported to the nearest 0.5 ft. <br />2. Refer to map C8-1290 for locations. <br />3. The changes noted on station 2 and 5 are primarily due to <br />rounding. <br />Sincerely, <br />V. R. Watts <br />District Engineer <br />VRW/kb <br />cc: G. H. Sides <br />W. P. Reitze <br />L. King <br />EC File <br />