PERMFILE52001

• Permit No: C1980007
• IBM Index Class Name: Permit File
• Doc Date: 6/2/2006
• Section_Exhibit Name: Exhibit 60B Subsidence Evaluation for the South of Divide Mining Area
• Media Type: D
• Archive: No

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Figure 3. Diagram showing subsidence profile and parameters for a mining panel of critical
width. The parameters are maximum vertical displacement (Sm), horizontal displacement (Sh),
tilt (M), curvature (C), strain (E), angle of draw (~), break angle (B), radius (r), and angle of
major influence (p).