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

SubTe~lnc.
Twentymil~al Company
Northern Mining District Subsidence
3/18/97
z Table 3 -Predicted Subsidence Along Fish Creek
Distance
From
Star)
(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
15600 -1865 1100 0 0.0% 0 0.0% -43 -0.2% -43 -0.2% -43 -0.2%
15800 -1935 1100 0 0.0% 0 0.0% -50 -0.3% -50 -0.3% -50 -0.3%
16000 -2060 1100 0 0.0% 0 0.0% -59 -0.4% -62 -0.5% -62 -0.5%
16200 -2250 1100 0 0.0% 0 0.0% -34 1.0% -46 0.6% -46 0.6%
16400 -2440 1100 0 0.0% 0 0.0% -9 1.0% -33 0.5% -33 0.5%
16600 -2550 1100 0 0.0% 0 0.0% -3 0.2% -30 0.1 % -30 0.1
16800 -2650 1100 0 0.0% 0 0.0% -1 0.1 % -31 0.0% -31 0.0%
17000 -2800 1100 0 0.0% 0 0.0% 0 0.0% -39 -0.3% -39 -0.3%
17200 -2900 1100 0 0.0% 0 0.0% 0 0.0% -46 -0.3% -46 -0.3%
17400 -2770 1100 0 0.0% 0 0.0% 0 0.0% -37 0.4% -37 0.4%
17600 -2570 1100 0 0.0% 0 0.0% -3 -0.1% -30 0.3% -30 0.3%
17800 -2430 1100 0 0.0% 0 0.0% -10 -0.3°l0 -34 -0.2% -34 -0.2%
18000 -2425 1050 0 0.0% 0 0.0% -10 0.0% -35 0.0% -35 0.0%
18200 -2450 1050 0 0.0% 0 0.0% -8 0.1% -34 0.0% -34 0.0%
18400 -2520 1050 0 0.0% 0 0.0% -4 0.2% -31 0.1% -31 0.1%
18600 -2650 1050 0 0.0% 0 0.0% -1 0.1% -32 0.0% -32 0.0%
18800 -2800 1050 0 0,0% 0 0.0% 0 0.0% -40 -0.3% -40 -0.3%
f9000 -2940 1050 0 0.0% 0 0.0% 0 0.0% -52 -0.5% -52 -0.5%,
19200 -3050 1050 0 0.0% 0 0.0% 0 0.0'/0 -60 -0.4% -63 -0.5%
19400 -3150 1050 0 0.0% 0 0.0% 0 0.0% -53 0.3% -61 0,1%
19600 -3100 1050 0 0.0% 0 0.0% 0 0.0% -58 -0.2% -63 -0.1%
19800 -3170 1050 0 0.0% 0 0.0% 0 0.0% -50 0.3% -58 0.2%
20000 -3250 1050 0 0.0% 0 0.0% 0 0.0% -35 0.6% -47 0.5%
20200 -3300 1050 0 0.0% 0 0.0% 0 0.0% -26 0.3% -43 0.2%
20400 -3400 1050 0 0.0% 0 0.0% 0 0.0% -12 0.6% -36 0.3%
20600 -3480 1050 0 0.0% 0 0.0% 0 0.0% -6 0.2% -32 0.1%
PREDICT.XLS: FISH_SUB PN: 97-11