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f•iU <br />TABLE i <br />SOUTHFSELD MINE <br />SERI-ANNUAL SUBSIDENCE MONITORING DATA SUMMARY <br />(NOVEMBER, 1989 THROUGH APRIL, 1990> <br />SOUTH SUBSIDENCE GRID <br />Survey De te: 4/90 <br />---------------------------------------- <br />CHANGE FFOM ORIGINAL SURVEY <br />Survey date: 3/83 <br />---------------------------------------- <br />HORI20NTAL <br />STATION ELEVATION DISTANCE <br />NO. <FT) cFT) <br />------------------------------ <br />------------------------------ <br />C.HANGE FROM PRECEEDTNG SURVEY <br />Survey deter: 12/b9 <br />ELEVATION <br /><FT) <br />1 -0.66 0.21 -0.02 <br />2 -0.76 0.18 -O.OS <br />3 -1.02 G.31 -0.41 <br />4 -1.28 0.22 -0.03 <br />5 -0.73 U.14 -O.OS <br />6 -0.80 0.26 0.00 <br />7 -0,66 0.14 -0.02 <br />8 -0.67 0.12 -0.01 <br />9 -0.65 0.23 -0.02 <br />10 -0.65 0.07 -0.02 <br />11 -0.71 0.23 -O.OS <br />12 -1.00 0.34 -0.02 <br />13 -1.91 0.27 -0.03 <br />14 -1.91 0.16 -0.02 <br />15 -2.26 U.27 -O.US <br />16 -0.50 0.14 -0.01 <br />17 -0.32 0.06 0.00 <br />18 -0.20 0.23 O.Oi <br />15 -0.13 0.13 -0.01 <br />20 -o.io 0.11 0.00 <br />21 -0.06 0.24 O.G1 <br />'22 -0.05 0.13 0.02 <br />`c'3 -U.49 0.09 0.01 <br />