INSPEC42722

• Permit No: C1980007
• IBM Index Class Name: Inspection
• Doc Name: SOIL AGGREGATE FIELD DENSITY TESTS
• Media Type: D
• Archive: No

WESTERN
COLORADO
TESTING,
INC.
Client: Mountain Coal Company
Project: Refuse Pile Expansion @ LRP
Location: Refuse pile (east)
Type of Material: Clay, rock, coal
Source of Material: Vent shafts
SOIL/AGGREGATE FIELD DENSITY TESTS
Test Locations Designated By:
Authorized By: H. Barbe
Tested/Calc'd By: J. Nanning
Reviewed By:~?,(~J
Moisture/Density Relationship:
Mtn Coal Job No.: 804698
co.
Date: 4-22-98
Date: 4-22-98
Date: ~ f ' `
T 99 MethodT Method: C
Test
No.
Date
Location of Test Hole Elevation
Of Test
Datum
7 4-22-98 RPE-7 0
8 4-22-98 RPE-8 0
9 4-22-98 RPE-9 0
10 4-22-98 RPE-10 0
0
0
Test
No. Moisture
Density
Lab No. Optimum
Moisture Max. Dry
Density
pcf In-Place Characteristics
Moisture Dry Density
% ~~' U~ pcf Relative
Compaction Within
Specs
Comments'
7 0 15.5 103.0 19.8 100.9 98 Y 11,13,15
8 0 15.5 103.0 20.0 98.2 95 Y 11,13,15
9 0 15.5 103.0 21.8 100.4 98 Y 11,13,15
10 0 15.5 103.0 20.4 95.7 93 Y 11,13,15

'Comments:
1. Subgrade 8. 100°/, min. req'd 14. Tested D-1556/AA9HT0 T-217
2. Subbase Fill
9. 98%a min. req'd 15. Tested ASTM D-2922/D-3077
J. Base Course
4. Backfill 10.95% min. req'd 76. Tested ASTM D-2922/AASHTO
T-277
5. Pavement Area 1 t. 90% min. req'd
6. Below Footing 72, _•/, min. req'd 17. Rock correction applied to
7. Above Footing Bottom 1J, Moisture req'd +!- maximum dry density AASHTO
T•224
5 % of optimum
Copies to: 16. Other:
19. Tested Locations on Accompanying Site Plan
20. Specifications Unknown
21. 9236°~ Compaction required
Datum: Too of refuse oile least)
Note: Tests reported to herein are not part of a
continuous monitoring program of
compaction operations and accordingly
apply only to the actual location tested.
Msb:jobs18046r0422