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<br />SUBSIDENCE MONITORING DATA <br />Semi-annual Report, July -December, 1993 <br />Twenty Mile Coal Company, Foidel Creek Mine <br />Monitoring Line 1000 <br />n <br />02/22/94 <br />DISTANCE <br />FROM <br />SURVEY ELEVATIONS <br />SUBSIDENCE PREDICTED <br />SUBSIDENCE PREDICTED <br />SUBSIDENCE <br />PANEL <br />START <br />(n) MAP <br />POINT PROFILE <br />DISTANCE <br />(n) NORTHING ELEVATION <br /> <br />(n) (n) let Otr <br />03/24/03 <br />(n) 2nd Otr <br />0&23183 <br />(n) 3rd Olr <br />OW30/83 41h Otr <br />12/27/83 LAST <br />PERIOD <br />(n) THIS <br />PERIOD <br />(n> <br />TOTAL <br />(rt> AFTER 2LLW <br />MINED <br />(n) AFTER 1LLW <br />MINED <br />(n) <br />1500 1004 1822 35814.8 BB38.0 8838.0 8838.0 8838.0 8832.8 0.0 -6.2 -6.2 () -6.8 <br />1803 1003 1824 38813.0 8852.8 8852.8 8852.8 8852.8 8867.7 0.0 -5.1 -5.1 Q -6.8 <br />1700 1002 2021 38873.7 8850.8 BB80.5 8880.8 8880.8 8855.8 0.0 -5.0 -6.0 ~ -5.5 <br />1800 1001 2122 38514.7 888D.6 8888.6 8888.b 8888.4 8884.6 0.0 -5.0 -6.0 ~ -6.8 <br />