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August 31, 2005 <br />Bowie No. 1 Mine Subsidence <br />Survey date August 30, 2005 <br />~~ <br />• <br />• <br />SUBSIDENCE MONITORING SURVEY TABULATION <br />PITKIN MESA PIPELINE -STATION PL#3 <br />ROOF BOLT <br />SURVEY DATE NORTHING FASTING ELEVATION -DOWN+UP <br />Ute Engineering Survey Data based on fixed Westmoreland Values <br />06-05-05 17333.75 10660.68 7560.90 - <br />10~10-05 17333.74 10660.65 7561.09 +0.19 <br />OS-02-96 17333.79 10660.68 7561.10 +0.01 <br />06-17.96 17333.77 10660.62 7561.11 +0.01 <br />09-10-96 17333.77 10660.68 7561.08 -0.03 <br />06-12=97 17333.70 10660.62 7561.05 -0.03 <br />11-11-07 17333.65 10660.64 7561.14 +0.09 <br />Cragg Surveying Survey Data based on faced Westmoreland Values <br />07-10-98 17333.63 10660.44 7561.17 +0.03 <br />11-23-98 17333.68 10660.49 7561.19 +0.02 <br />O6-i1-99 17333.71 10660.56 7561.12 -0.07 <br />09-29-99 17333.74 10660.55 7561.07 -0.05 <br />06-23-00 17333.71 10660.68 7561.19 +0.12 <br />12-04-00 17333.72 10660.70 7561.15 -0.04 <br />11-20-01 17333.79 10660.65 7561.27 +0.12 <br />08-23-02 17333.76 10660.65 7561.37 +0.10 <br />Maximum 17333.79 10660.70 7561.37 +0.19 <br />Minimum 17333.63 10660.44 7560.90 -0.07 <br />Range 0.16 0.26 0.47 <br />Cragg Surveying <br />GPS Survey Data <br />11-20-01 17332.45 10662.62 7560.57 - <br />OS-23-02 17332.42 10662.68 7560.57 0.00 <br />12-10-02 17332.44 10662.67 7560.57 0.00 <br />06-20-03 17332.48 10662.70 7560.64 +0.07 <br />12-24-03 17332.47 10662.65 7560.59 - 0.05 <br />08-10-04 17332.50 10662.63 7560.60 + 0.01 <br />12-24-04 17332.44 10662.62 7560.58 - 0.02 <br />/ p8-30-05 17332.47 ' 10662.65 7560.56 - 0.02 <br />Average Value 17332.46 10662.65 7560.59 <br />51-5 <br />