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.:.ti,~ <br />ENGINEERING & SURVEYING COMPANY <br />X443 DODGE ST. • DELTA, COLORADO 81416 • 970-$74-7593 • FAX 970-874-7570 <br />1895-97 <br />Subsidence <br />June 25, 1997 <br />Bowie Resources, Limited <br />P. O. Box 1488 <br />Paonia, Colorado 81428 <br />Attention: Basil Bear <br />Re: Subsidence monitoring - Pitkin Mesa Pipeline <br />Bowie Resources <br />Bowie ,~1 Mine <br />Paonia, Colorado <br />UTE ENGINEERING AND SURVEYING COMPANY completed the subsidence <br />survey of the Pitkin Mesa Pipeline during June, 1997 for the <br />- 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 /> Northing Fasting Elevation <br />Station B 16921.18 8754.49 8146.79 <br />Station C 17750.57 8741.52 8148.05 <br />Station E 18257.47 17859.89 8572.82 <br />UTE'S Subsidence survey is performed using a Lietz Set-2 Total <br />Station which is a 1 Second Theodolite with a Coaxial Electronic <br />Distance Meter. <br />A listing of the stations for monitoring the Pitkin Mesa Pipeline <br />are as follows: <br />• <br />PAGE 1 <br />