2011-02-14_PERMIT FILE - C1980007A ‎(3)‎

• Permit No: C1980007A
• IBM Index Class Name: Permit File
• Doc Date: 2/14/2011
• Doc Name: SUBSIDENCE EVALUATION
• Section_Exhibit Name: Exhibit 60E Subsidence Evaluation for the South of Divide and Dry Fork Mining Areas
• Media Type: D
• Archive: Yes

LIST OF FIGURES
Figure
1
South of Divide Panel Layout and Projected E -seam Mining Thickness
Figure
2
Conceptual Diagram Showing Subsidence Processes
Figure
3
Diagram Showing Subsidence Profile and Parameters
Figure
4
Graph Showing Subsidence Factors
Figure
5
Graph Showing Maximum Tilt and Horizontal Strain
Figure
6
Comparison of Model Predicted vs. Observed Subsidence
Figure
7
Panels E1 Through E8 — Vertical Displacement
Figure
8
Panel E9 Traverse and Panel E5 Longitudinal Profile of Vertical Displacement
Figure
9
Subsidence Development Curves
Map
1
Landslides and Rockfalls in the South of Divide Mining Area — July 2004
. LIST OF TABLES
Table 1 Maximum Subsidence Parameters, West Elk Mine
Table 2 Maximum Subsidence Parameters, South of Divide Mining Area
Table 3 Maximum Subsidence Parameters, Dry Fork Mining Area
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