2011-01-13_REPORT - C1980007

• Permit No: C1980007
• IBM Index Class Name: Report
• Doc Date: 1/13/2011
• Doc Name: 4th Qtr 2010 Stockpile/Site Inspections
• From: Mountain Coal Company
• To: DRMS
• Permit Index Doc Type: Waste Pile/Fill Report
• Email Name: TAK
• Media Type: D
• Archive: No

RELATIVE COMPACTION TEST RESULTS
PROJECT: West Elk Mine RPE
PROJECT NO: M10004MT
DATE: Friday, Nov/12/2010
Monday, Nov/15/2010
SITE LOCATION: Somerset
CLIENT: Mountain Coal Company
ENGINEERING TECHNICIAN: Hayes
NUCLEAR GAUGE USED: 18

TEST
NO

TEST LOCATION
DEPTH OR
ELEVATION
PROBE
DEPTH
IN LABORATORY
PROCTOR
DENSITY
PCF OPTIMUM
MOISTURE
CONTENT
%
DRY
DENSITY
PCF
MOISTURE
CONTENT
RELATIVE
COMPACTION
SOIL TYPE
Friday, Nov/12/2010
75 At RPE-02 6208.59 8 88.0 14.0 95.7 13.6 100 Coal gob, black
76 At RPE-03 6208.51 8 88.0 14.0 92.9 13.4 100 if
77 At RPE-04 6209.65 8 88.0 14.0 107.5 10.0 100 " of
78 At RPE-05 6209.28 8 88.0 14.0 96.8 11.0 100 "
79 At RPE-06 6209.30 8 88.0 14.0 106.1 8.9 100 "
80 At RPE-07 6210.80 8 88.0 14.0 104.8 10.4 100 "
Monday, Nov/15/2010
81 At RPE-07 6209.95 8 88.0 14.0 95.2 16.5 100 "
82 At RPE-06 6209.66 8 88.0 14.0 95.6 15.1 100 "
83 At RPE-05 6210.70 8 I 88.0 14.0 98.8 12.5 100 "
84 At RPE-04 6210.69 8 88.0 14.0 97.9 15.7 100 "
85 At RPE-03 6210.30 8 88.0 14.0 99.9 15.2 100 "
86 At RPE -02 6211.22 8 88.0 14.0 99.1 14.9 100 "
87 At RPE-01 6211.91 8 88.0 .14.0 98.3 14.7 100 "
REMARKS: The test results indicate only the density and moisture content for the location and elevation tested only.
3knuiblert Zt Tb PROJECT NUMBER: M10004MT