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.~ <br />SUBSIDENCE MONITORING DATA <br />Semi-annual Report, January -June 1992 <br />Cyprus Empire Coal Corporation, Eagle Mine No. 5 <br />B-Series Line (perpendicular) <br /> ' Surve Elevations ft <br /> Profile Pre-mining Previous <br />Monitoring Distance Elevation Report Subsidence ft <br />Point ft Northin Eastin ft 1123/91 0324/92 06/17/92 This Period Total <br />BOS 0 403796.9 1404913.4 6566.6 6566.5 6566.5 6566.3 -0.2 -0.2 <br />607 50 403745.0 1404907.3 6571.1 6571.1 6571.1 6570.9 -0.1 -0.2 <br />BO6 100 403692.4 1404900.9 6575.3 6575.3 6575.3 6575.1 -0.2 -0.2 <br />BOS 150 403641.2 1404895.1 6578.6 6578.7 6578.7 8578.5 -0.2 -0.2 <br />804 200 403590.0 1404889.1 6582.6 6582.6 6582.5 6582.3 -0.3 -0.3 <br />B03 250 403542.6 1404883.6 6585.9 6585.8 6585.9 6585.6 -0.2 -0.2 <br />602 300 403492.4 1404877.8 6589.4 6589.4 6589.4 6589.1 -0.2 -0.3 <br />801 350 403443.1 1404870.9 6593.2 6593.1 6593.1 6591.5 -1.6 -1.6 <br />B1 400 403395.4 1404866.3 6595.9 6595.9 6595.9 6590.8 -5.1 -5.1 <br />B2 450 403346.4 1404860.5 6600.4 6600.4 6600.4 6593.6 -0.8 -0.8 <br />B3 500 403296.3 1404854.7 6606.4 6606.4 6606.5 6599.7 -0.7 -0.7 <br />B4 550 403247.0 1404848.6 6613.5 6613.5 6613.5 6606.9 -6.6 ~.6 <br />BS 600 403197.6 1404842.3 6622.8 6622.7 6622.7 6616.2 -0.5 -0.6 <br />B6 650 403148.0 1404836.4 6633.8 6633.8 6633.8 6628.8 -0.9 -7.0 <br />67 700 403100.2 1404831.1 6645.7 6645.6 6645.6 6638.4 -7.2 -7.3 <br />BS 750 403046.9 1404825.5 6659.5 6659.4 6659.5 6652.2 -7.3 -7.3 <br />B9 800 403000.3 1404819.3 6674.3 6674.2 6674.2 6667.0 -7.2 -7.2 <br />810 850 402950.8 1404814.1 6689.0 6689.0 6689.0 6682.0 -7.0 -7.0 <br />811 900 402902.1 1404808.5 6703.4 6703.4 6703.4 6697.5 -5.9 -5.9 <br />812 950 402849.1 1404803.0 6719.5 6719.5 6719.4 6716.3 -3.2 -3.2 <br />613 1000 402804.1 1404797.0 6730.6 6730.6 6730.6 6729.0 -1.6 -1.6 <br />814 1050 402759.7 1404789.8 6743.7 6743.7 6743.7 6742.8 -1.0 -0.9 <br />815 1100 402709.5 1404783.6 6756.9 6756.8 6756.8 6756.2 -0.6 -0.7 <br />816 1150 402663.4 1404778.5 6767.1 6767.1 6767.1 6766.7 -0.4 -0.5 <br />617 1200 402614.4 1404774.4 6776.8 6776.7 6776.7 6776.4 -0.3 -0.4 <br />618 1250 402564.3 1404769.2 6785.1 6785.0 6785.0 6784.7 -0.3 -0.4 <br />- roints aui - rsu6, oaseune survey uaiuan aau <br />' Points B1 - B18, baseline survey 07/12/1990 <br />" All elevations represent post-F-seam mining surface elevations <br />04DEC92 <br />