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I TABLE 1 <br />Southfield Mine <br />SEMI-ANNUAL SUBSIDENCE MONITORING DATA SUMMARY <br />PERIOD: ]ULY 1 THROUGH DECEMBER, 2001 <br />FLORENCE WATER LINE <br />Original Survey Dates: 05/85, 10!87, 01/95, 05/96 <br />Previous Survey Date: 09/01 <br />Latest Survey Date: 12/01 <br />Change from Original Survey (feet) Change from Previous Survey (feet) <br />Monument Latest Survey Vertical Horizontal Previous Survey Vertical Horizontal <br />No. Elevation Cha a Cha a Elevation Chan a Chan e <br />B 6,431.93 -0.07 0.82 6,431.89 0.04 0.01 <br />C 6,477.63 -0.50 1.31 6,477.61 0.02 0.02 <br />D 6,553.74 -0.73 0.32 6,553.73 0.01 0.05 <br />E 6,631.66 -1.97 1.88 6,631.47 0.19 0.03 <br />--- E-_- ---6,296.72 ~--- ----2.18 - 0.67 - -" ----~-6,296.70 0.02 __ <br />0.02 <br />G <br />- 6,261.44 -3.11 0.75 <br />_ <br />- 6,261.44 0.00 0.02 <br />- <br />H ---- ----6,239.01 -- -1.27 _ <br />0.35 -6,239.01 0.00 0.01 <br />1 6.206.07 -3.24 0.65 6.206.09 -0.02 0.01 <br />THOMPSON RANCH STRUCTURES <br />Original Survey Date: 05/85 <br />Previous Survey Date: 09/01 ' <br />~ <br />Latest Survey Date: 12/01 ' <br />Change from Original Survey (feet) Charge from Previous Survey (feet) I!~ <br />Latest Survey Verficai Horizontal Previous Survey Vertical Horizontal <br />Structure Elevation Chan a Cha a Elevation Chan a Cha e <br />N. House 6,367.26 -0.09 0.41 6,367.25 0.01 0.10 <br />S. House 6,371.89 -0.05 0.41 6,371.87 0.02 0.11 <br />Barn 6,383.32 -0.08 0.17 6,383.31 0.01 " 0.09 <br /> <br />NEWLIN CREEK POINT <br />Original Survey Date: 05/85, 12/96 <br />Previous Survey Date: 09/01 <br />Latest Survey Date: 12!01 <br />Change from Original Survey (feet) Change from Previous Survey (feet) <br />Latest Survey Vertical Horizontal Previous Survey Vertical Horizontal <br />Elevation Chan a Chan a Elevation Chan a Cha e <br />Point 6,221.69 -0.29 0.11 6,221.67 0.02 0.04 <br />NOTE. N!A = No Data <br />