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SubTerra, Inc. Twentymile Coal Company 6/25/2014 <br />Wolf Creek Seam Extraction <br />Table 2: Predicted Subsidence and Gradient Change Along Fish Creek <br />Section <br />No. <br />East <br />(ft) <br />North <br />(ft) <br />Elevation <br />(ft) <br />Distance <br />From <br />200 <br />(ft) <br />Predicted <br />Subsided <br />Elevation <br />(ft) <br />Predicted <br />Initial Subsided <br />Gradient Gradient <br />Gradient > 0.08 <br />1845 <br />32011 <br />50901 <br />6629.26 <br />43746 <br />6624.17 <br />-0.003 <br />-0.006 <br />1846 <br />32012 <br />50938 <br />6628.35 <br />43773 <br />6623.39 <br />0.034 <br />0.028 <br />1847 <br />32062 <br />50946 <br />6628.24 <br />43809 <br />6623.24 <br />0.003 <br />0.004 <br />1848 <br />32104 <br />50973 <br />6628.73 <br />43866 <br />6623.79 <br />-0.009 <br />-0.010 <br />1849 <br />32128 <br />51000 <br />6628.76 <br />43905 <br />6623.94 <br />-0.001 <br />-0.004 <br />1850 <br />32124 <br />51052 <br />6628.25 <br />43963 <br />6623.76 <br />0.009 <br />0.003 <br />1851 <br />32080 <br />51055 <br />6628.15 <br />44010 <br />6623.77 <br />0.002 <br />0.000 <br />1852 <br />32039 <br />51049 <br />6628.51 <br />44053 <br />662419 <br />-0.008 <br />-0.010 <br />1853 <br />31996 <br />51018 <br />6628.35 <br />44104 <br />6623.93 <br />0.003 <br />0.005 <br />1854 <br />31959 <br />50981 <br />6628.17 <br />44160 <br />6623.61 <br />0.003 <br />0.006 <br />1855 <br />31923 <br />50948 <br />6627.96 <br />44203 <br />6623.26 <br />0.005 <br />0.008 <br />1856 <br />31877 <br />50940 <br />6628.04 <br />44250 <br />6623.41 <br />-0.002 <br />- 0.003 <br />1857 <br />31845 <br />50972 <br />6629.17 <br />44278 <br />6624.79 <br />-0.041 <br />-0.050 <br />1858 <br />31830 <br />51016 <br />6629.12 <br />44312 <br />6625.06 <br />0.001 <br />-0.008 <br />1859 <br />31843 <br />51048 <br />6628.89 <br />44353 <br />6625.01 <br />0.006 <br />0.001 <br />1860 <br />31863 <br />51094 <br />6628.08 <br />44401 <br />6624.51 <br />0.017 <br />0.011 <br />1861 <br />31877 <br />51135 <br />6628.02 <br />44443 <br />6624.82 <br />0.001 <br />-0.007 <br />1862 <br />31903 <br />51159 <br />6626.78 <br />44472 <br />6623.74 <br />0.044 <br />0.038 <br />1863 <br />31945 <br />51151 <br />6627.37 <br />44509 <br />6624.09 <br />-0.016 <br />-0.009 <br />1864 <br />31968 <br />51164 <br />6627.59 <br />44541 <br />6624.35 <br />-0.007 <br />-0.008 <br />1865 <br />31979 <br />51208 <br />6628.00 <br />44592 <br />6625.11 <br />-0.008 <br />-0.015 <br />1866 <br />31957 <br />51240 <br />6627.39 <br />44632 <br />6624.83 <br />0.015 <br />0.007 <br />1867 <br />31939 <br />51290 <br />6627.63 <br />44685 <br />6625.61 <br />-0.005 <br />-0.015 <br />1868 <br />31918 <br />51337 <br />6627.71 <br />44734 <br />6626.04 <br />-0.002 <br />-0.009 <br />1869 <br />31958 <br />51408 <br />6627.43 <br />44809 <br />6625.93 <br />0.004 <br />0.001 <br />1870 <br />31984 <br />51460 <br />6626.70 <br />44870 <br />6625.16 <br />0.012 <br />0.012 <br />1871 <br />31972 <br />51516 <br />6626.99 <br />44930 <br />6625.19 <br />-0.005 <br />0.000 <br />1872 <br />31925 <br />51593 <br />6626.39 <br />45015 <br />6623.93 <br />0.007 <br />0.015 <br />1873 <br />31964 <br />51634 <br />6627.59 <br />45050 <br />6624.90 <br />-0.033 <br />-0.027 <br />1874 <br />32017 <br />51630 <br />6627.17 <br />45101 <br />6624.67 <br />0.008 <br />0.005 <br />1875 <br />32057 <br />51593 <br />6626.63 <br />45143 <br />6624.55 <br />0.013 <br />0.003 <br />1876 <br />32083 <br />51564 <br />6627.40 <br />45192 <br />6625.55 <br />-0.016 <br />-0.020 <br />1877 <br />32120 <br />51529 <br />6626.68 <br />45235 <br />6625.06 <br />0.017 <br />0.011 <br />1878 <br />32118 <br />51490 <br />6626.46 <br />45273 <br />6624.96 <br />0.006 <br />0.003 <br />1879 <br />32099 <br />51462 <br />6626.96 <br />45303 <br />6625.45 <br />-0.016 <br />-0.016 <br />1880 <br />32116 <br />51423 <br />6626,40 <br />45350 <br />6624.80 <br />0.012 <br />0.014 <br />1881 <br />32156 <br />51427 <br />6626.68 <br />45394 <br />6625.03 <br />-0.006 <br />-0.005 <br />1882 <br />32194 <br />51472 <br />6626.38 <br />45458 <br />6624.87 <br />0.005 <br />0.002 <br />1883 <br />32178 <br />51538 <br />6627.03 <br />45527 <br />6625.45 <br />-0.009 <br />-0.009 <br />1884 <br />32167 <br />51609 <br />6626.42 <br />45600 <br />6624.50 <br />0.008 <br />0.013 <br />1885 <br />32198 <br />51648 <br />6627.74 <br />45630 <br />6625.62 <br />-0.044 <br />-0.037 <br />1886 <br />32232 <br />51595 <br />6627.20 <br />45677 <br />6625.46 <br />0.012 <br />0.003 <br />1887 <br />32256 <br />51571 <br />6627.04 <br />45718 <br />6625.45 <br />0.004 <br />0.000 <br />1888 <br />32292 <br />51579 <br />6626.21 <br />45759 <br />6624.63 <br />0.020 <br />0.020 <br />1889 <br />32320 <br />51591 <br />6627.22 <br />45783 <br />6625.64 <br />-0.042 <br />-0.042 <br />1890 <br />32348 <br />51580 1 <br />6627.24 <br />45808 <br />6625.74 1 <br />-0.001 <br />-0.004 <br />1891 <br />32407 <br />51540 1 <br />6625.46 <br />45870 <br />6623.92 <br />1 0.028 <br />0.029 <br />Jan 2014 NMD Subsidence Prediction Rev 25.xls: Table 2 PN: 2013 -26 <br />