REP39529

• Permit No: C1983058
• IBM Index Class Name: Report
• Doc Date: 4/10/1990
• Doc Name: TRIAXIAL TESTING AND SLOPE ANALYSIS SPOILS PILE TWIN PINES 2 MINE ROCKVALE COLO
• From: LINCOLN DEVORE INC
• To: LAWRENCE G WHITE PE
• Permit Index Doc Type: Waste Pile/Fill Report
• Media Type: D
• Archive: No

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PROJECT Mine Spoil Pile - Twin Pines I12 Mine TEST N°~ 72339
CLIENT Falcon Energy, Inc. DATE 3-2-90
SAMPLE LOCATION Refuse Pile 'LEST BY RB
SOIL TYPE Refuse
ASTM D-698 SIEVE SIZE % PASSING
TYPE TEST
MAX. DRY DENSITY 91 .8 pcf _ I I/2„
~~ 100.0
OPTIMUM MOISTURE 17.7 % - I

-- FRACTION USED -3/4 _ I/2" 96.3
~~ 3/e'~ 93.6
_; ~ ' ; MOLD SIZE .03313 cu. ft. -4 81 . 7
._ __10 62'9 ---
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~ --i----= ,-T.=-; ~~~__;-n7_ LIQUID LIMIT 32.0
100 '~T~~ ~~ ~ ' ' r n- I ; ' -I- PLASTIC LIMIT
-r-; _r ;- 10. 1
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ii~~i i i i I-i ire _Li i t iii i ili
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10 15 20
MOISTURE - % DRY WEIGHT
' L.I CJ COLN DOLOR ADO COLORADO SPRINGS,
L' DeVORE PUEBLO, GLENWOOD SPRINGS,
ENGINEERS• GRAND JUNCTION MONTROSE ,
GEOLOGISTS \YYOMING: ROCK SPRINGS