PERMFILE45400

• Permit No: C1981022
• IBM Index Class Name: Permit File
• Doc Date: 12/11/2001
• Doc Name: PREDICTED D SEAM LONGWALL SUBSIDENCE /ELK CREEK MINE ABEL 1998
• From: Old Exhibit 2.05-E2 Part 6
• Section_Exhibit Name: Exhibit 2.05-E8 Part 4
• Media Type: D
• Archive: No

"Seam Longwall Subsidence Page 99~ August 17, 1998
Table 10 (Cont). Cumulative maximum vertical subsidence for Panel #7, Panel #8, Panel #9
and from crushing of chain pillars between Panels #7 and #8 and between Panels #8 and #9.
Subsidence Subsidence
Predicted Source
Overburden
2500-ft
Cover
Depth
Mining of
Panel #7
Mining of
Panel #6
Mining of
Panel #9
Predicted Vertical Subsidence at Locations
Between Panel #9. Pillar Panel #8 Pillar Panel #7
Panel #9 Center- Between Center- Between Center-
6 Panel Line Panels Line Panels Line
#10 9 & 8 #8 & #7

0.02-ft 0.12-ft 0.32-ft 0.73-ft 1.93-ft 1.78-ft
0.22-ft 0.73-ft 1.93-ft 1.78-ft 1.93-ft 0.73-ft
1.25-ft 1.78-ft* 1.43-ft 0.73-ft 0.73-ft 0.12-ft
Pillar 0.00-ft 4.30-ft 9.30-ft 4.30-ft 4.30-ft 9.30-ft
Crushing
Predicted Totals 1.99-ft 6.93-ft 7.98-ft 7.59-ft 7.49-ft 6.93-ft
* - estimated without data on that panel side.
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