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BOWIE RESOURCES -BOWIE NO. 7 MINE <br />SUBSIDENCE MONITORING DATA TR-39 <br />STATION: PL#4 Roof Bolt <br />The Subsidence Monitoring Point PL#4 is located 1,950 feet from recent mining. This point is within <br />the angle of draw of the Bowie No. 1 Mine workings and was most recently affected by workings <br />described as Entries in 1996, more than 5 years ago. <br />DATE NORTHING FASTING ELEVATION -DOWN/+UP <br /> <br />i/30/1992 17573.47 10855.51 7590.38 0.00 <br />9/26/1992 17573.20 10855.56 7590.29 -0.09 <br />5/21/1993 17573.43 10855.85 7590.07 -0.22 <br />10/14/1993 17573.43 10855.85 7590.24 0.17 <br />5/18/1994 17573.19 10855.99 7590.08 -0.16 <br />9/22/1994 17573.42 10855.70 7589.99 -0.09 <br />6/5/1995 17573.65 10854.85 7590.97 0.98 <br />10/10/1995 17573.73 10854.82 7590.82 -0.15 <br />5/2/1996 17573.86 10854.85 7590.88 0.06 <br />6/17/1996 17573.77 10854.78 7590.89 0.01 <br />9/10/1996 17573.78 10854.86 7591.08 0.19 <br />6/12/1997 17573.73 10854.86 7590.94 -0.14 <br />11/11/1997 17573.76 10854.77 7590.89 -0.05 <br />7/10/1998 17573.59 10854.86 7591.00 0.11 <br />11/23/1998 17573.73 10854.64 7591.02 0.02 <br />6/17/1999 17573.75 10854.73 7590.94 -0.08 <br />9/29/1999 17573.70 10854.72 7590.89 -0.05 <br />6/23/2000 17573.82 10854.82 7590.96 0.07 <br />12/4/2000 17573.70 10854.82 7590.98 0.02 <br /> <br />MAXIMUM 17573.86 10855.99 7591.08 O.gg <br />MINIMUM 17573.19 10854.64 7589.99 -0.22 <br />RANGE 0.67 1.35 1.09 <br />Page 17 <br />