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1 <br />ENGINEERING & SURVEYING COMPANY <br />X43 DODGE ST. ~ DELTA, COLORADO 81416 • 970-874-7593 • FAX 970-874-7570 <br />1895-97 <br />Subsidence <br /> <br /> <br />January 8, 1998 <br />Bowie Resources, Limited <br />P. O. Box 1488 <br />Paonia, Colorado 81428 <br />Attention: Basil Bear <br />Re: Subsidence monitoring <br />Bowie Resources <br />.Bowie ~`1 Mine <br />Paonia, Colorado <br />UTE ENGINEERING AND SURVEYING COMPANY completed the subsidence <br />survey during November, 1997 for the Bowie Resources #1 Mine. <br />This survey is based on control monuments established by Colorado <br />Westmoreland, Inc. and Cypress, Orchard Valley Coal Corp. They <br />have been in place for several years. The monuments are 4-inch <br />iron pipes with a fixed top plate that allows the Theodolite to <br />be placed directly on the top of the monument. See map for loca- <br />tion. The coordinates of these monuments are: <br />Station B <br />Station C <br />Station E <br />Northing <br />16921.18 <br />17750.57 <br />18257.47 <br />Easting <br />Elevation <br />UTE'S Subsidence <br />Station which is <br />Distance Meter. <br />8754.49 <br />8741.52 <br />17859.89 <br />8146.79 <br />8148.05 <br />8572.82 <br />survey is performed using a Lietz Set-2 Total <br />a 1 Second Theodolite with a Coaxial Electronic <br />A listing of the subsidence stations for monitoring are as fol- <br />lows: <br />1 <br />