Laserfiche WebLink
SUBSIDENCE MONITORING DATA <br />Semi-annual Report, January -June 1993 <br />Cyprus Empire Coal Corporation, Eagte Mine No. 5 <br />J-Series Line (perpendicular) <br /> 04/1 90' Survey levations ( ) <br /> Profile Pre-mining Previous <br />Monitoring Distance Elevation Survey Subsidence (ft) <br />Point ft Northin Eastin ft 04/90 05/13/93 This Period Total <br />J1 100 40 473.8 1408249. 7142. 7142.2 D.D 13 - - .0 <br />J2 200 402572.3 1408260.3 7132.8 7132.8 0.0 7126.6 -6.2 -6.2 <br />J3 300 402673.3 1408270.6 7119.5 7119.5 0.0 7112.1 -7.4 -7.4 <br />J4 400 402770.7 1408281.7 7105.5 7105.5 0.0 7097.2 -8.3 -8.3 <br />JS 500 402869.9 1408292.5 7089.5 7089.5 0.0 7080.7 -8.8 -8.8 <br />J6 600 402969.9 1408302.5 7071.1 7071.1 0.0 7063.1 -8.0 -8.0 <br />J7 700 403068.6 1408313.4 7054.2 7054.2 0.0 7048.7 -5.5 -5.5 <br />J8 800 403168.2 1408324.2 7040.4 7040.4 0.0 7037.2 -3.2 -3.2 <br />J9 900 403267.5 1408335.0 7026.6 7026.6 0.0 7024.9 -1.7 -1.7 <br />J10 1000 403367.0 1408345.0 7012.9 7012.9 0.0 7011.8 -1.1 -1.1 <br />J71 1100 403466.9 1408356.8 6999.5 6999.5 0.0 6998.7 -0.8 -0.8 <br />J12 1200 403568.8 1408368.8 (2) There is a 6987.3 0.0 6986.5 -0.8 ERR <br />J13 1300 403665.7 1408377.5 6971.4 6971.4 0.0 6970.6 -0.8 -0.8 <br />J14 1400 403764.7 1408388.2 6953.5 6953.5 0.0 6952.8 -0.7 -0.7 <br />J15 1500 403863.8 1408399.3 6940.6 6940.6 0.0 6940.3 -0.4 -0.4 <br />J16 1600 403962.2 1408409.5 6930.6 6930.6 0.0 6930.2 -0.4 -0.4 <br />J17 1700 404061.8 1408420.2 6923.4 6923.4 0.0 6922.9 -0.5 -0.5 <br />J18 1800 404162.0 1408431.5 6912.0 6912.0 0.0 6911.6 -0.5 -0.5 <br />J19 1900 404261.6 1408442.5 6900.5 6900.5 0.0 6900.2 -0.3 -0.3 <br />J20 2000 404361.0 1408453.6 6888.3 6888.3 0.0 6888.0 -0.3 -0.3 <br />J21 2100 404460.6 1408464.4 6875.0 6875.0 0.0 6875.41 0.4 0.4 <br />J22 2200 404559.5 1408475.2 6862.0 6862.0 0.0 6861.8 -D.2 -0.2 <br />' All pre-mining elevations represent post-r-seam minng surtace elevatons <br />(1) Points not surveyed this reporting period. <br />(2) There is an apparent survey error in the baseline survey for point J21. <br />30JUN93 <br />