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BOWIE RESOURCES - BOWIE NO. 1 MINE <br />SUBSIDENCE MONITORING DATA - 2008 <br />STATION : PL#4 <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 12 years ago. <br />ROOF BOLT <br />DATE <br />12/27/2006 <br />7/12/2007 <br />12/18/2007 <br />6/24/2008 <br />12/2/2008 NORTHING <br />17572.53 <br />17572.49 <br />17572.51 <br />17572.51 <br />17572.50 EASTING <br />10856.81 <br />10856.76 <br />10856.82 <br />10856.80 <br />10856.82 ELEVATION <br />7590.45 <br />7590.42 <br />7590.45 <br />7590.50 <br />7590.45 -DOWN/+UP <br />0.06 <br />-0.03 <br />0.03 <br />0.05 <br />-0.05 <br /> <br />MAXIMUM 17573.86 10856.82 7591.08 0 <br />98 <br />MINIMUM 17572.48 10854.64 7589.99 , <br />-0 <br />56 <br />RANGE 1.38 2.18 1.09 .