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TABLE 27 SUBSIDENCE SURVEY DATA <br />TABLE 27-A NW 3 WEST END SUBSIDENCE POINTS <br />• <br />l J <br /> <br /> <br />POINT DATE NORTHING FASTIN ELEVATION Change lrom Baseline Survey Change lrom Lasl Survey <br />+/-Northing +/-Easang +/-Elevation +/-Harz Dist +/-Elevation Change Last 12 Moths <br />+/-H02 Dist +/-Elevation <br />W-17 June. 1995 8944.091 -100479 604 7636.82 <br /> Sept., 1995 7636 BO <br /> Nov., 1995 7636.61 <br /> Mar., 1996 8943 906 100479.549 7636.80 0.185 -0.055 0.024 0.193 -0.024 <br /> June, 1996 8943.666 -100475.300 7636.60 0.425 -0.3D4 0.029 0.346 -0.005 <br /> Sept., 1996 8943.685 -100479.300 7636.80 0.406 -0.304 0.024 0.019 0.005 <br /> Dec, 1996 8943.756 -100479.380 7636.80 0.335 -0.224 0.024 0.107 0.000 <br /> Mar., 1997 8943.640 -100479.296 7636.86 0.451 -0.308 -0.036 0.045 0.060 0.026 -0.06 <br />W-18 June, 1995 8966.196 -100522 731 7625.86 <br /> Sept., 1995 7625.86 <br /> Nov., 1995 7625.86 <br /> Mar., 1996 8966 134 -100522.829 7625.86 0 062 0.098 0.002 0.116 -0.002 <br /> June, 1996 8965.605 -100522.440 7625.86 0.391 -0.291 0002 0.509 0.000 <br /> Sept., 1996 8965.789 -100522 460 7625.86 0.407 -0.271 0.002 0.026 0.000 <br /> Dec., 1996 8965.907 -100522 550 7625.86 0.269 -0.181 0.002 0.148 0.000 <br /> Mar.. 1997 8965.758 -100522.406 7625.86 0.438 -0.325 0.002 0.062 0.000 0 058 0.00 <br />Exhibit 24 <br />Page 9 <br />5/30/97 <br />