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SUBSIDENCE MONITORING DATA <br />Semi-annual Report, January -June, 1993 <br />Twenty Mile Coal Company, Foidel Creek Mine <br />Monitoring Line 3000 <br />DISTANCE <br />FROM <br />SURVEY ELEVATIONS <br />SUBSIDENCE <br />PREDICTED <br />PANEL <br />START <br />tll) MAP 23A <br />POINT PROFILE <br />DISTANCE <br />cll> NORTHING <br /> <br />ca) FASTING <br /> <br />c11> RE-MININ <br />ELEVATION <br />tn) PREVIOUS <br />REPORT, <br />tft) <br />03/24/93 <br />clq <br />06/23/93 <br />ca) THIS <br />PERIOD <br />ca) <br />TOTAL <br />cll~ SUBSIDENCE <br /> <br />ca> <br />-5x9 3023 37531.2 8521.3 6781.1 6781.0 6781.0 -0.1 -0.1 -0.0 <br />-501 3022 48 37529.8 8569.5 6781.3 6781.3 6781.2 -0.1 -0.1 -0.0 <br />-a5a 3021 95 37527.1 8616.7 6778.a 6778.3 6778.3 -0.1 -0.1 -0.1 <br />-x00 3020 149 37530.1 8670.5 6787.5 67B7.a 6787.4 -0.1 -0.1 -0.1 <br />-352 3019 197 37530.8 8718.3 6802.8 6802.8 6802.7 -0.1 -0.1 -0.1 <br />-301 3018 2x9 37530.8 8769.8 6810.9 6810.8 6810.8 -0.1 -0.1 -0.1 <br />-2a9 3017 300 37530.8 8821.3 6819.0 6818.9 6818.9 -0.1 -0.1 -0.2 <br />-201 3016 349 37530.6 8869.8 6825.3 6825.1 6825.1 -0.2 -0.2 -0.2 <br />-150 3015 399 37530.7 8920.4 6832.0 6831.8 6631.6 -0.2 -0.2 -0.3 <br />-101 30ta x48 37531.0 8969.6 6837.1 6836.9 6836.8 -0.3 -0.3 -O.a <br />-52 3013 497 37531.1 9018.4 6839.6 6839.3 6839.2 -0.4 -0.4 -0.6 <br />0 3012 549 37530.6 9070.4 68x4.8 68aa.2 68x4.2 -0.6 -0.6 -0.7 <br />24 3011 57a 37530.5 9094.8 6847.2 6846.5 68x6.5 -0.7 -0.7 -0.9 <br />99 3010 648 37530.1 9169.6 6850.2 6849.0 6849.0 -1.3 -1.3 -1.3 <br />t7a 3009 723 37530.7 9244.7 6853.6 6851.8 6851.7 -1.9 -1.9 -2.0 <br />250 3008 799 37530.9 9320.0 6856.7 6854.3 6854.2 -2.5 -2.5 -2.5 <br />322 3007 871 37530.7 9392.7 6866.2 6863.4 6863.3 -2.9 -2.9 -2.8 <br />397 3006 946 37531.2 9467.6 6877.4 6874.4 6874.3 -3.1 -3.1 -3.1 <br />473 3005 1022 37532.3 9543.1 6885.4 6882.1 6882.0 -3.4 -3.4 -3.3 <br />528 300a 1077 37531.1 9598.3 6890.9 6887.5 6887.4 -3.5 -3.5 -3.a <br />630 3003 1179 37530.9 9700.0 6900.9 6897.3 6897.3 -3.6 -3.6 -3.6 <br />730 3002 1279 37531.0 9800.2 6905.5 6901.9 6901.8 -3.6 -3.6 -3.7 <br />826 3001 1376 37531.9 9896.8 6911.1 6907.6 6907.5 -3.5 -3.5 -3.7 <br />