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.:~. - <br />F <br />GRAND MESA COAL COMPANY <br />SUBSIDENCE MONITORING TABLE <br /> <br /> RELATIVE RELATIVE <br /> ELEVATION ELEVATION ELEVATION ELEVATION <br />POINT ORIGINAL 11/20/85 CHANGE CHANGE 4/11/86 CHANGE CHANGE <br />Sta 3 6551.21 6551.21 --- --- 6551.21 --- --- <br /> <br />Sub K <br />6534.71 <br />6534.53 <br />-0.18 <br />-0.18 <br />6534.47 <br />-0.24 • <br />-0.24 <br />K-2-1 6539.19* 6539.00 -0.19 -0.01 6538.92 -0.27 -0.03 <br />K-2-2 6539.57* 6539.37 -0.20 -0.02 6539.29 -0.28 -0.04 <br />Sub 0 6563.24 6563.21 -0.03 -0.03 6562.49 -0.75 -0.75 <br />0-8-1 6554.17 6554.11 -0.06 -0.03 6553.42 -0.75 0.00 <br />0-8-2 6554.03 6553.96 -0.07 -0.04 6553.23 -0.80 -0.05 <br />Sub R 6580.44 6480.54 +0.10 -0.10 6479.56 -0.88 -0.02 <br />R-6-1 6491.61 6497.82 +0.15 +0.05 6496.68 -0.99 -0.11 <br />R-6-2 6494.76 6494.87 +0.11 +0.01 6493.76 -1.00 -0.12 <br />Sub Q 6466.82 6467.02 +0.20 +0.20 6465.96 -0.86 -0.86 <br />Sub 5 6576.06 6476.25 +0.19 +0.01 6574.95 -1.11 -0.25 <br />5-7-1 6566.35 6566.59 +0.19 -0.00 6565.23 -1.12 -0.01 <br />5-7-2 6566.64 6566.80 +0.16 -0.03 6565.51 -1.13 -0.02 <br />*Elevations found to be switched on original survey • <br />