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TABLE 27 SUBSIDENCE SURVEY DATA <br />TABLE 27-A NW 3 WEST END SUBSIDENCE POINTS <br />• <br />• <br />• <br /> Change from Baseline Survey Changa from Last Surrey Change Last 12 Months <br />POINT DATE NORTHING FASTING ELEVATION +/-Northing +/.Fasting +/-Elevation +/-HOR Dist +/-Elevation +/-Horz Disl +/-Elevation <br />W-9 June, 1995 8770.963 -100136.938 7712.41 <br /> Sept., 1995 7712.42 <br /> Nov., 1995 7712.43 <br /> Mar., 1996 8770.656 -100136.591 7712.37 0.307 -0.347 0.043 0.463 -0 043 <br /> June, 1996 8770.368 -100136 300 7712.40 0.595 -0.638 0.013 0.409 0 030 <br /> Sept., 1996 8770.300 -100136.220 7712.38 0.663 -0.718 0.033 0.105 -0.020 <br /> Dec., 1996 8770.270 -100136.230 7712.36 0 693 -0.708 0.053 0.032 -0.020 <br /> Mar., 1997 8770.142 -100136 128 7712 40 0.821 -0.810 0.013 0 183 0.040 0.284 0.00 <br />W-10 June. 1995 8792.296 -100178.977 7699.08 <br /> Sept , 1995 7699.13 <br /> Nov, 1995 7699.15 <br /> Mar, 1996 8791.975 -100178.609 7699.09 0.321 -0.368 -0.012 0.488 0.012 <br /> June, 1996 8791.780 -100178.390 7699.12 0.516 -0.587 -0.037 0.293 0.025 <br /> Sept., 1996 8791.785 -100178.380 7699.10 0.511 -0.597 -0.017 0.011 -0.020 <br /> Dec., 1996 8791 634 -100178 310 7699.08 0.662 -0.667 0 003 0.166 -0.020 <br /> Mar., 1997 8791.743 -100178.375 7698 98 0.553 -0.602 0.098 0.042 -0 095 0 040 0 14 <br />W-11 June, 1995 8813.446 -100219.887 7683 43 <br /> Sept., 1995 7683.47 <br /> Nov., 1995 7683.50 <br /> Mar., 1996 8873.382 -100219.834 7683.45 0.064 -0.053 -0.023 0.083 0.023 <br /> June, 1996 8812.991 -100219.440 7683 47 0.455 -0.447 -0.038 0 555 0.015 <br /> Sept., 1996 8812.907 -100219.360 768346 0.539 -0.527 -0.028 0116 -0.010 <br /> Dec., 1996 8813.092 -100219.540 7683.44 0.354 -0.347 -0.008 0.258 -0.020 <br /> Mar., 1997 8812.951 -100219.439 7683 48 0.495 -0 448 -0.053 0.090 0.045 0 040 -0.01 <br />W-12 June, 1995 BB36 737 -100255.893 7654.78 <br /> Sept., 1995 7654.68 <br /> Nov., 1995 7654.69 <br /> Mar., 1996 8836.553 -100255.789 7654 67 0.184 -0.104 0.111 0.211 -0.111 <br /> June. 1996 8836.259 -100255.500 7654.67 0.478 -0 393 0.111 0.412 0.000 <br /> Sept , 1996 8836.173 -100255.390 7654.67 0.564 -0 503 0.116 0.140 -0.005 <br /> Dec., 7996 8836 444 -100255.680 7654.66 0 293 -0.213 0.121 0.397 -0.005 <br /> Mar., 1997 8836.208 -100255 477 7654.68 0.529 -0.416 0.101 0 094 0.020 0 056 -0.01 <br />W-13 June, 1995 8855.037 -100297.578 7645 68 <br /> Sept., 1995 7645 61 <br /> Nov., 1995 7645.61 <br /> Mar., 1996 8854 799 -100297.502 7645.60 0 238 -0.076 0.082 0.250 -0.082 <br /> June, 1996 BB54 599 -100297.300 7645.60 0.438 -0.278 O.OB2 0.284 0.000 <br /> Sept., 1996 8854.517 -100297.170 7645 59 0.520 -0.408 0.097 0.154 -0.015 <br /> Dec., 1996 8854.652 -100297.340 7645 59 0.385 -0.238 0.092 0.217 0.005 <br /> Mar. 1997 8854.562 -100297.258 7645.68 0.475 -0.320 0.002 0.099 0.090 0.056 -0.08 <br />W-14 June, 1995 8882.077 -100340.034 7652.71 <br /> Sept.. 1995 7652.65 <br /> Nov., 1995 7652.65 <br /> Mar., 1996 8881.877 -100339 936 7652.64 0.200 -0.098 0.073 0 223 -0.073 <br /> June, 1996 8881.666 -100339 670 7652.65 0.411 -0.364 0.063 0.340 0.010 <br /> Sept , 1996 8881.651 -100339 670 7652 63 0.426 -0.364 0.083 0 015 -0.020 <br /> Dec., 1996 8881.676 -100339.680 7652.64 0.401 -0.354 0.073 0.027 0.010 <br /> Mar., 1997 8881.577 -100339.593 7652.59 O.SOD -0441 0.123 O.t07 -0.050 0.118 0.06 <br />W-15 June, 7995 8901.196 -100389.930 7648.24 <br /> Sept., 1995 7648.18 <br /> Nov., 1995 7648.19 <br /> Mar., 1996 8901 005 -100389.833 7648.18 0.191 -0.097 0.056 0 214 -0.056 <br /> June. 1996 8900.780 -100389 560 7640.19 0.416 -0.370 0.046 0 354 0.010 <br /> Sept., 1996 8900.742 -100389.540 7648.18 0.45d -0.390 0 061 0.043 -0 015 <br /> Dec., 1996 8900.766 -700389.550 7648 18 0.430 -0.380 0 056 0.026 0 005 <br /> Mar, 1997 8900.713 -100389.531 7648.14 0.483 -0399 0.096 0.030 -0.040 0.073 0.05 <br />W-16 June, 1995 8923.649 -100433.250 7641 96 <br /> Sept., 1995 7641 92 <br /> Nav., 1995 7641.93 <br /> Mar., 1996 8923.565 -100433.278 7641.92 0.084 0 028 0.036 0.089 -0.036 <br /> June, 199fi 8923.274 -100432.950 7641.93 0.375 -0300 0.026 0438 0.010 <br /> Sept., 1996 8923 236 -100432.980 7641.92 0 413 -0.270 0.036 0.048 -0.010 <br /> Dec., 1996 8923.254 -100432.930 7641.93 0.395 -0.320 0.031 0.053 0.005 <br /> Mar., 1997 8923.224 -100432 896 7641.87 0.425 -0.354 0 086 0.085 -0.055 0.074 0.06 <br />Exhibit 24 <br />Page e <br />5/30/97 <br />