Laserfiche WebLink
<br />SUBSIDENCE MONITORING DATA <br />Semi-annual Report, July -December, 1994 <br />Cyprus Empire Coal Corporation, Eagle Mine No. 5 <br />D-Series Line (Centerline) <br /> (1) Survey Elevation (Ft.) <br /> Profile Pre-Mining Previous Subsidence Subsidence <br />Monitoring Distance Elevation Report (2) (2) This Total <br />Point (FT.) Northing Easting (Ft.) 05/10/94 11/28/94 Period <br />D1 0.0 403249.2 1405092.1 6658.4 6651.0 6650.8 -0.2 -7.6 <br />D2 50.0 403241.2 1405138.0 6668.4 6660.5 6660.2 -0.3 -8.2 <br />D3 100.0 403229.7 1405189.5 6679.3 6671.3 6671.1 -0.2 -8.2 <br />D4 150.0 403219.4 1405237.5 6691.5 6683.2 6682.9 -0.3 -8.6 <br />D5 200.0 403211.0 1405288.7 6702.8 6693.6 6693.3 -0.3 -9.5 <br />D6 250.0 403204.5 1405335.8 6719.0 6709.2 6708.8 -0.4 -10.2 <br />D7 300.0 403189.7 1405386.1 6737.7 6728.3 6727.9 -0.4 -9.8 <br />D8 350.0 403181.5 1405434.9 6751.4 6742.5 6742.1 -0.4 -9.3 <br />D9 400.0 403174.1 1405482.2 6762.4 6754.1 6753.7 -0.4 -8.7 <br />D10 450.0 403165.6 1405530.7 6773.7 6765.8 6765.4 -0.4 -8.3 <br />D11 500.0 403156.0 1405580.7 6785.4 6777.9 6777.4 -0.5 -8.0 <br />D12 550.0 403145.5 1405628.9 6798.0 6790.7 6790.2 -0.5 -7.8 <br />(1) All pre-mining elevations represent post F-seam mining surface elevations as of 07/12/1990. <br />(2) Baseline elevations reduced by 0.3 ft. to reflect new elevation for GPS surveying method. <br />