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SUBSIDENCE MONITORING DATA <br />Semi-annual Report, June -December 1991 <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) 04/16/91 07/27/91 11/23/91 This Period Total <br />B08 0 403796.9 1404913.4 6566.6 6566.5 6566.5 6566.5 -0.0 -0.0 <br />B07 50 403745.0 1404907.3 6571.1 6571.1 6571.2 6571.1 -0.0 -0.0 <br />B06 100 403692.4 1404900.9 6575.3 6575.4 6575.4 6515.3 -0.0 -0.0 <br />B05 150 40364].2 1404895.1 6578.6 6578.7 6575.4 6578.7 -0.0 0.0 <br />B04 200 403590.0 1404889.1 6582.6 6582.6 6578.7 6562.6 0.0 -0.0 <br />B03 250 403542.6 1404883.6 6585.9 6585.9 6582.6 6585.8 -0.1 -0.0 <br />602 300 403492.4 1404877.8 6589.4 6589.4 6585.9 6589.4 -0.0 -0.0 <br />BO1 350 403443.1 1404870.9 6593.2 6593.2 6589.4 6593.1 -0.1 -0.1 <br />B1 400 403395.4 1404866.3 6595.9 6595.9 6593.2 6595.9 -0.0 0.0 <br />82 450 403346.4 1404860.5 6600.4 6600.4 6595.9 6500.4 0.0 0.0 <br />B3 500 403296.3 1404854.7 6606.4 6606.4 6600.3 6606.4 -0.0 0.0 <br />B4 550 403247.0 1404848.6 6613.5 6613.5 6606.4 6613.5 -0.0 -0.0 <br />BS 600 403197.6 1404842.3 6622.8 6622.8 6613.5 6622.7 -0.1 -0.1 <br />B6 650 403148.0 1404836.4 6633.8 6633.8 6622.8 6633.8 -0.1 -0.0 <br />B1 700 403100.2 1404831.1 6645.7 6645.7 6633.8 6645.6 -0.1 -0.0 <br />BS 750 403046.9 1404825.5 6659.5 6659.5 6645.7 6659.4 -0.1 -D.0 <br />69 800 403000.3 1404819.3 6674.3 6674.3 6645.7 6674.2 -0.1 -0.0 <br />B10 850 402950.8 1404814.1 6689.0 6689.1 6659.5 6689.0 -0.1 -0.0 <br />B11 900 402902.1 1404808.5 6703.4 6703.4 6674.3 6703.4 -0.0 -0.0 <br />612 950 402849.1 1404803.0 6719.5 6719.4 6689.1 6719.5 0.0 -0.0 <br />B13 1000 402804.1 1404797.0 6730.6 6730.6 6703.5 6730.6 -0.0 -0.0 <br />B14 1050 402759.7 1404789.8 6743.7 6743.7 67]9.4 6743.7 0.0 0.0 <br />B15 1100 402709.5 1404783.6 6756.9 6756.9 6730.6 6756.8 -0.0 -0.0 <br />B16 1150 402663.4 1404778.5 6767.1 6767.1 6730.6 6761.1 -0.0 -0.0 <br />Bl7 1200 402614.4 1404774.4 6776.8 6776.8 6743.7 6776.7 -0.1 -0.0 <br />B18 1250 402564.3 1404769.2 6785.1 6785.0 6756.9 6785.0 -0.1 -0.1 <br />` Points 801 - B08, baseline survey 09/09/1990 <br />` Points 81 818, baseline survey 07/12/1990 <br />`• nll elevations represent post-F-seam mining surface elevations <br />