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• ~ • <br />BOWIE RESOURCES -BOWIE NO. 1 MINE <br />1999 ANNUAL SUBSIDENCE REPORT <br />SUBSIDENCE MONITORING DATA <br />STATION: PL#1 Roof Bolt <br />DATE NORTHING FASTING ELEVATION -DOWN/+UP <br />01/27/1992 15375.73 9827.93 7367.77 0.00 <br />06/26/ 1992 15375.76 9827.48 7367.61 -0.16 <br />05/21/1993 15376.17 9827.78 7367.51 -0.10 <br />10/14/1993 15376.02 9827.68 7367.69 0.18 <br />05/18/1994 15375.61 9827.99 7367.50 -0.19 <br />09/22/1994 15376.15 9827.55 7367.61 0.11 <br />06/05/1995 15376.61 9826.66 7368.36 0.75 <br />10/10/1995 15376.51 9826.54 7368.31 -0.05 <br />05/02/1996 15376.44 9826.50 7368.42 0.11 <br />06/17/1996 15376.71 9826.66 7368.09 -0.33 <br />09/10/1996 15376.54 9826.54 7368.29 0.20 <br />06/12/1997 15376.50 9826.57 7368.50 0.21 <br />11/11/1997 15376.58 9826.59 7368.43 -0.07 <br />07/10/1998 15376.54 9826.47 7368.56 0.13 <br />11/23/1998 15376.68 9826.53 7368.48 -0.08 <br />06/17/1999 15376.53 9826.38 7368.46 ~ -0.02 <br />09/29/1999 15376.64 9826.52 7368.38 -0.08 <br />MAXIMUM ~ <br />MINIMUM 15376.71 <br />15375.61 9827.99 <br />9826.38 7368.56 <br />7367.50 0.75 <br />-0.33 <br />RANGE - <br />1.10 <br />_ 1.61 1.06 <br />Page 14 <br />