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• <br />• <br />0 <br />-2 <br />-3 <br />a <br />? -4 <br />a <br />N <br />-5 <br />-6 <br />-7 <br />-8 <br />0 <br />500 1000 1500 2000 2500 3000 <br />Distance from Western Edge of Panel 3NW <br />Subsidence amount plotted as difference between June 1992 baseline and October 1994 observed subsidence; <br />F-Seam mining was completed in this area in April 1989. <br />FIGURE 6 <br />COMPARISON OF MODEL PREDICTED VS OBSERVED SUBSIDENCE' <br /> I <br /> -Predicted Subsidence <br /> x Observed Subsidence <br />xx <br />11 <br />1 <br /> <br />X <br />x <br />1 <br /> x <br /> <br />x x <br />x <br /> X x xx <br /> <br />x <br />X XXx <br />x <br />X <br /> X xx XX <br />x <br />X X x x X <br /> <br />Panel 3NW x <br />Panel 2NW <br />Panel 1 NW <br />Tetra Tech - 0907171P 46