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SUBSIDENCE MONITORING DATA <br />Semi-annual Report, January -June 1991 <br />Cyprus Empire Coal Corporation, Eagle Mine No. 5 <br />B-Series Line (perpendicular) <br /> • Surv e Elevations (ft) <br /> Profile Pre-mining Previous <br />Monitoring Distance Elevation Report Subsidence (ft) <br />Point (ft) Northin Eastin (ft) N/A 4/16/91 This Period Total <br />B08 0 403796.9 1404913.4 6566.6 6566.5 -0.0 -D.0 <br />B07 50 403745.0 1404907.3 6571.1 6571.1 0.0 0.0 <br />606 100 403692.4 1404900.9 6575.3 6575.4 0.0 0.0 <br />B05 150 403641.2 1404895.1 6578.6 6578.7 0.0 0.0 <br />B04 200 403590.0 1404889.1 6582.6 6582.6 -0.0 -0.0 <br />603 250 403542.6 1404883.6 6585.9 6585.9 0.0 0.0 <br />602 300 403492.4 1404877.8 6589.4 6569.4 0.0 0.0 <br />BO1 350 403443.1 1404870.9 6593.2 6593.2 0.0 0.0 <br />B1 400 403395.4 1404866.3 6595.9 6595.9 0.0 0.0 <br />B2 450 403346.4 1404860.5 6600.4 6600.4 -0.0 -0.0 <br />83 500 403296.3 1404854.7 6606.4 6606.4 0.0 0.0 <br />B4 550 403247,0 1404848.6 6613.5 6613.5 0.0 0.0 <br />65 600 403197.6 1404842.3 6622.8 6622.8 0.0 0.0 <br />B6 650 403148.0 1404836.4 6633.8 6633.8 0.0 0.0 <br />B7 700 403100.2 1404831.1 6645.7 6645.7 0.0 0.0 <br />B8 750 403046.9 1404825.5 6659.5 6659.5 0.0 0.0 <br />69 800 403000.3 1404819.3 6614.3 6674.3 0.0 0.0 <br />B10 850 402950.8 1404814.1 6689.0 6689.1 0.0 0.0 <br />B11 900 402902.1 1404808.5 6703.4 6703.4 -0.0 -0.0 <br />B12 950 402849,1 1404803.0 6719.5 6719.4 -0.0 -0.0 <br />613 1000 402804.1 1404797.0 6730.6 6730.6 -0.0 -0.0 <br />B14 1050 402759.7 1404789.8 6143.7 6743.7 -0.0 -0.0 <br />B15 1100 402709.5 1404783.6 6756.9 6756.9 0.0 0.0 <br />816 1150 402663.4 1404778.5 6767.1 6767.1 -0.0 -0.0 <br />617 1200 402614.4 1404774.4 6776.8 6776.8 0.0 0.0 <br />618 1250 402564.3 1404769.2 6785.1 6785.0 -0.0 -0.0 <br />• Points B01 - BOB, baseline survey 09/09/7990 <br />• Points 81 - B78, baseline survey 07/12/1990 <br />•+ All elevations represent post-F-seam mining surface el evasions <br />