2009-04-17_HYDROLOGY - C1980007

• Permit No: C1980007
• IBM Index Class Name: HYDROLOGY
• Doc Date: 4/17/2009
• Doc Name: 1st Quarter 2009 Pond/Site Inspection Report
• From: Mountain Coal Company
• To: DRMS
• Permit Index Doc Type: Sediment Pond Inspect
• Email Name: TAK
• Media Type: D
• Archive: No

RELATIVE COMPACTION TEST RESULTS
PROJECT: West Elk Refuse Pile Expansion
PROJECT NO: M09011MT
DATE: Monday, Mar/16/09
SITE LOCATION: Somerset
CLIENT: Mountain Coal Company
ENGINEERING TECHNICIAN: Hayes
NUCLEAR GAUGE USED: 18
Laboratory # 1411
--

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
69 RPE-01 6179.25 8 103.0 11.5 100.6 10.1 98 Coal Gob, Black
70 RPE-02 6176.63 8 103.0 11.5 101.6 10.8 99 44 "
71 RPE-03 6177.00 8 103.0 11.5 100.3 10.5 97 " "
72 RPE-04 6173.82 8 103.0 11.5 101.9 10.3 99 " "
73 RPE-05 6175.36 8 103.0 11.5 102.4 9.7 99 64
"
74 RPE-06 6161.54 8 103.0 11.5 101.2 8.4 98 "
75 RPE-07 6155.61 8 103.0 11.5 102.1 8.8 99 "
76 RPE-08 6154.74 8 103.0 11.5 106.6 8.6 100 "
77 RPE-09 6148.61 8 103.0 11.5 100.8 9.4 98 "
78 RPE-10 6146.07 8 103.0 11.5 100.5 8.3 98 "
79 RPE-11 6144.04 8 103.0 11.5 100.6 7.0 98 "
REMARKS: The test results indicate only the density and moisture content for the location and elevation tested only.
?.? PROJECT NUMBER: M09011MT