REP01123

• Permit No: C1981014
• IBM Index Class Name: Report
• Doc Date: 12/15/1992
• Doc Name: SEMI ANNUAL SUBSIDENCE MONITORING REPORT PERIOD 05-01 10-31-92 YOUR FN C-81-014
• From: ENERGY FUELS COAL INC
• To: MLRD
• Permit Index Doc Type: SUBSIDENCE REPORT
• Media Type: D
• Archive: No

TABLE 1
SOUTHFIELD MINE
SEMIANNUAL SUBSIDENCE MONITORING DATA SUMMARY
(Nay 1 - October 31, 1992)
SOUTH SUBSIDENCE GRID
Survey Date: 10/92
CHANGE FROM ORIGINAL SURVEY CHANGE FROM PRECE~DINC SURVEY
Survey date: 3/83 Survey date: 4/92
HORIZONTAL
STATION ELEVATION DISTANCE ELEVATION
N0. (FT) (FT) (FT)
____________________________________________________________________________________
____________________________________________________________________________________
1 -0. T3 0.31 0.03
2 -0.80 0.28 0.04
3 -1.07 0.26 0.04
4 -1.33 0.21 0.01
5 -0.78 0.43 0.04
6 -0.88 0.41 0.02
7 -0.78 0.27 •0.01
8 -0.74 0.39 0.02
9 -0.72 0.44 0.03
10 •0.71 0.44 0.02
11 -0.77 0.52 0.02
12 •1.06 0.85 0.01
13 -1.48 0.94 0.02
14 •1.98 0.88 0.02
15 -2.31 0.81 0.01
16 -0.51 0.39 -0.01
17 -0.36 0.82 0.02
18 -0.28 0.42 -0.01
19 -0.18 0.43 0.03
20 -0.11 0.50 0.04
21 -0.09 0.51 0.05
22 -0.10 0.44 0.03
23 -0.14 0.46 0.00