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• <br />Subsidence Monitoring -7- November 1994 <br />Station U25 <br />Monitoring station U25 was installed in May 1994. The purpose of <br />station U25 is to monitor any ground movement near springs CR12 and <br />G26A. The influence area for station U25 does not lie above any <br />mining panel. The mine workings nearest to the springs, the third <br />west mains and panel 18 were complete in August of 1984. <br />Station U26 <br />Monitoring station U26 was installed in May 1994. The purpose of <br />station U26 is to monitor any ground movement on the hillside above <br />springs CR12 and G26A. The influence area for station U26 lies <br />above the third west mains and the first north mains. Mining <br />within the area of influence was complete in August of 1984. <br />Station U27 <br />Monitoring station U27 was installed in May 1994. The purpose of <br />• station U27 is to monitor any ground movement on the hillside above <br />springs CR12 and G26A. The influence area for station U27 lies <br />above the third west mains, the first north mains and panel 12. <br />Mining within the area of influence was complete in August of 1984. <br />• <br />