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<br /> TABLE 3. Predicted Room and Pillar Subsidence Maxima <br /> at Selected Overburden Depths <br />Mining Single Room & Pillar Panel Multiple Room ~ Pillar Panels <br />Depth Vertical Tensile Compressive Tilt Vertical Tensile Compressive Tilt <br />(f t) (Smax ft) Strain Strain (G min) (Smax ft) Strain Strain (G min) <br /> (+E N{ ) (-E NE) (+E u E ) (-E ,u E) <br /> <br />1200 1.38 880 1810 12.8 3.11 1690 1320 24.5 <br />1500 1.07 480 1310 7.4 3.31 1430 1120 20.8 <br />•r. <br />1600 0.97 430 1160 6.3 3.36 1370 1070 19.9 <br />2000 0.69 220 740 3.2 ' 3.55 1160 910 16.8 <br />2400 0.52 120 460 1.9 3.71 1010 790 14.6 <br />,~~~~ <br />