PERMFILE114489

• Permit No: C1982056
• IBM Index Class Name: Permit File
• Doc Date: 12/11/2001
• Section_Exhibit Name: EXHIBIT 07e-1 Northern Mining District Subsidence Report
• Media Type: D
• Archive: No

SubT~ Inc. Twentymil~al Company • 3/18/97
Northern Mining District Subsidence
~ Table 2 -Predicted Subsidence Along Energy Spur
i
Distance
From
Start
(Drawing 1)

(ft) Distance
From
10-Right
Center

(ft) Overburden
Thickness

ft) Predicted
Subsidence
After
Panel
12-Right
(in) Predicted
Gradient
Change
After
12-Right Predicted
Subsidence
After
Panel
13-Right
(in) Predicted
Gradient
Change
After
13-Right Predicted
Subsidence
After
Panel
14-Right
(in) Predicted
Gradient
Change
After
14-Right Predicted
Subsidence
After
Panel
15-Right
(in) Predicted
Gradient
Change
After
15-Right Predicted
Subsidence
After
Panel
16-Right
(in) Predicted
Gradient
Change
After
16-Right
8400 -930 1025 0 0.0% -50 -0.5% -50 -0.5% -50 -0.5% -50 -0.5%
8600 -1090 1025 0 0.0°,~0 -57 -0.3% -62 -0.5% -62 -0.5% -62 -0.5%
8800 -1250 1025 0 0.0°h -34 1.0% -46 0.6% -46 0.6% -46 0.6%
9000 -1410 1025 0 0.0% -11 0.9% -35 0.5% -35 0.5% -35 0.5%
9200 -1570 1025 0 0.0% -3 0.4% -30 0.2% -30 0.2% -30 0.2%
9400 -1750 1025 0 0.0% 0 0.1 % -35 -0.2% -35 -0.2% -35 -0.2%
9600 -1940 1025 0 0.0% 0 0.0% -51 -0.7% -51 -0.7°/a -51 -0.7%
~ 9800 -2130 1025 0 0.0% 0 0.0% -54 -0.1% -61 -0.4% -61 -0.4%
10000 -2210 1025 0 0.0% 0 0.0% -44 0.4% -51 0.4% -51 0.4%
10200 -2500 1020 0 0.0% 0 0.0% -5 1.6% -31 0.8% -31 0.8%
10400 -2680 1015 0 0.0% 0 0.0% 0 0.2% -32 0.0% -32 0.0%
10600 -2860 1010 0 0.0% 0 0.0% 0 0.0% -43 -0.4% -43 -0.4%
10800 -3030 1005 0 0.0% 0 0.0% 0 0.0% -59 -0.7% -60 -0.7%
11000 -3160 1000 0 0.0% 0 0.0% 0 0.0% -50 0.3% -58 0.1%
11200 -3300 1000 0 0.0% 0 0.0% 0 0.0% -26 1.0% -42 0.7%
11400 -3430 1000 0 0.0% 0 0.0% 0 0.0% -10 0.7% -34 0.3%
11600 -3570 1000 0 0.0% 0 0.0% 0 0.0% -3 0.3% -30 0.2%
11800 -3610 1000 0 0.0% 0 0.0% 0 0.0% -2 0.0% -30 0.0%
12000 -3860 1000 0 0.0% 0 0.0% 0 0.0% 0 0.1% -43 -0.5%
12200 -3990 1000 0 0.0% 0 0.0% 0 0.0% 0 0.0% -57 -0.6%
12400 -4140 1000 0 0.0% 0 0.0% 0 0.0% 0 0.0% -53 0.2%
12600 -4300 1000 0 0.0% 0 0.0% 0 0.0% 0 0.0% -26 1.1%
12800 -4470 1000 0 0.0% 0 0.0% 0 0.0% 0 0.0% -7 0.8%
13000 -4660 1000 0 0.0% 0 0.0% 0 0.0% 0 0.0% -1 0.3%
13200 -4850 1000 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
13400 -5060 1000 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
13600 -5240 1000 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 ~
0.0%
PREDICT.XLS: RAIL_SUB PN: 97-11