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~ {nc. Twentymi~al Company • 3/18/97
Northern Mining Distdet Subsidence
~~
'~ Table 3 -Predicted Subsidence Along Fish Creek
z
i
Distance
From
Start
(Drawing 1)

(fl) Distance
From
10-Right
Center

(fl) Overburden
Thickness

fl) 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
0 0 0 0 0 0
200 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
400 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
6DD D D.D% D D.D% D D.D% D D.D% D D.D%
8DD D D.D% D D.D% D D.D% D D.D% D D.D%
1000 D D.D% D D.D% D D.D% D D.D% D D.D%
1200 D D.D% D D.D% D D.D% D D.D% D D.D°/a
i 1400 0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 D.0%
1600 -2550 1450 0 0.0% 0 0.0% 0 0.0% 1 0.0% 1 0.0%
1800 -2730 1450 0 O.D% 0 0.0% 0 0.0% -3 -0.1% -3 -0.1%
' 2000 -2800 1450 0 0.0% 0 0.0% 0 0.0% -14 -0.5% -14 -0.5%
2200 -2920 1450 0 0.0% 0 0.0% 0 0.0% -34 -0.8% -34 -0.8%
2400 -2990 1450 0 0.0% 0 0.0% 0 0.0% -50 -0.7% -50 -0.7%
2600 -2950 1450 0 D.0% 0 0.0% 0 0.0% -46 0.2% -46 0.2%
2800 -2890 1450 0 0.0% 0 0.0% 0 0.0% -40 0.3% -40 D.3%
3000 -2800 1450 0 0.0% 0 0.0% 0 0.0% -34 0.2% -34 0.2%
3200 -2735 1445 0 0.0% 0 0.0% 0 0.0% -30 0.2% -30 0.2%
3400 -2590 1440 0 0.0% 0 0.0% -2 -0.1% -27 0.2% -27 0.2%
3600 -2425 1435 0 0.0% 0 0.0% -9 -0.3% -30 -0.2% -30 -0.2%
3800 -2270 1430 0 0.0% D 0.0% -27 -0.8% -40 -0.4% -40 -0.4%
4000 -2115 1425 0 0.0% 0 0.0% -50 -0.9% -54 -0.6% -54 -D.6%
4200 -2130 1420 0 0.0% 0 0.0% -48 0.1% -54 0.0% -54 0.0%
4400 -2160 1415 0 0.0% 0 0.0% -45 0.1 % -52 0.1 % -52 0.1
4600 -2040 1410 0 0.0% 0 0.0% -53 -0.3% -54 -0.1% -54 -0.1%
4800 -1860 1405 0 0.0% 0 0.0% -38 0.6% -38 0.7% -38 0.7%
5000 -1650 1400 0 0.0% -1 0.0% -28 0.4% -28 0.4% -28 F
0.4%
PREDICT.XLS: FISH_SUB PN: 97-11