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<br />EPP & <br />ASSOCIATES. INC. <br />EPP & ASSOCIATES, INC. <br />PROFESSIONAL LAND SURVEYORS <br />BOUNDARY .CONSTRUCTION . MINING <br />SEISMOGRAPH . $UBDI VI SION <br />TOPO . WELL LOCATION <br />P.O. BOX 837 . CRAIG, COLORADO 81625.303 824.8236 <br />Mr. Stephen B. Self <br />Mine Manager <br />East Side Coal Company <br />3246 County Road No. 237 <br />P.O. Box 161 <br />Silt, Colorado 81652 <br />March 4, 1991 <br />Dear Steve; <br />Enclosed please find the results of our latest survey of the <br />subsidence monitoring points located at the Eastside Coal <br />Company Mine. The positions of the points are as follows: <br />Pt. Northing Easting Elev. Date <br />1 8574.902 9269.054 6411.19 2-28-91 <br />2 8466.171 10263.377 6753.13 2-28-91 <br />I trust these results are to your satisfaction and that they <br />fall within the guidelines provided by the USBM. <br />If you have any questions regarding the monitoring results, <br />the enclosed plot of the topo or the invoice, please call me. <br />Si e e y, <br />~. <br />Peter Epp <br />Colorado P.L.S. No. 14815 <br />