2011-07-18_REPORT - C1996083

• Permit No: C1996083
• IBM Index Class Name: REPORT
• Doc Date: 7/18/2011
• Doc Name: 2nd Quarter 2011 Coal Mine Waste Bank
• From: J.E. Stover & Associates, Inc
• To: DRMS
• Permit Index Doc Type: Waste Pile/Fill Report
• Email Name: JJD
• Email Name: SB1
• Media Type: D
• Archive: No

, - - - -
Project:
Bowie Mine Gob Pile Stability
... , - - • - • - - • - ;
1 , Clien / On Site Rep:
1 ' . GEOTECH i Bowie Resources / B. Bear
.
. Contractor / Rep:
., civil, Structural & Geotechnical Engineers
Bowie Resources / Gary Harding
222 South Park Ave • Montrose, CO 81401
,
Project No:
2005126
. • Date:
! 4/1/2011
Ph.: [phone] - FAX: (970) 249•0945 Technician:
CONSTRUCTION MATERIALS TESTING LABORATORY L. Sanchez
DAILY COMPACTION REPORT
TEST
NUMBER
LOCATION
GRADE ELEV
Embankment Gob at the East Bench
TEST TYPE
MAX DRY
DENSITY
(Pct
OPTIMUM
MOISTURE
CONT. (%)
DRY
DENSFIY
(pcf)
MOISTURE
CONTENT
(%)
PERCENT
compAcnoN
NOT
WITHIN
SPEC
SOIL
TYPE
LAB SAMPLE
NUMBER .";
NU C
SAND
424
(PT#4572) N19324.41/E37870.43 6076.1
96.99
10.98
91.38
14.8
94.2
Gob
337a/338 r/c@15%
425
(PT#4573) N19451.74/E38062.62 6078.0
97.24
10.91
87.87
16.2
90.4
Gob
337a/338 r/c@.15%
426
(PT#4574) N19489.87/E37822.91 6095.1
95.03
11.59
100.27
9.7
105.5
Gob
417/418 r/cC)./10%
427
(PT#4575) N19122.04/E37725.59 6043.1
107.91
9.44
99.50
19,6
92.2
Gob
331a/334 r/cC).)20%
428
(PT#4576) N19095.41/E37642.24 6038.4
HE 103.29
9.82
100.18
13.0
97.0
Gob
331a/334 r/c@13%
all
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MEM
MOISTURE / DENSITY SPECIFICATIONS OBSERVATION / TESTING
FIELD OBSERVATIONS
Specified
Compaction 0 Cohesive Soils X Full Time:
Date: 4/1/2011
Compaction Equipment Used:
1 I
Day:
111111
u: x
1
Sheepsfoot:
X
90 /o +
Requirement: Cohesionless Soils
Part Time:
Weather:
Temp:
Wind:
Humidibr
Sun
Clear
X
Overcast
X
Rain Snow
Smooth Drum Roller:
Specified
Moisture Cohesive Soils X
NA
Requ /
irement: Cohesionless Soils
Number of Site VisitsjDay:
To 32
32-50
X
50-70
X
70-85
85 Up
Vibratory:
Testing Only:
Still
X
Mod
X
High
Other (List Below): 1 X
.----
.Laboratory Testing AsTm Cohesive Soils X
Procedure:
Cohesionless Soils
Requested By (Company Name):
Gary Harding / Bowie Resources
CAT 815
Dry
X
Mod
Humid
DENSITY / COMPACTION TESTING WAS NOT PERFORMED
ON THIS DATE FOR THE FOLLOWING REASONS:
Insufficient amount
Informed (Rep of Company) of Test Results:
B. Sear & Gary Harding/Bowie Resources
, Bockhorn was not informed prior
: to our arrival on site that the
contractor would not be working
i
on this date.
'
of material placed.
Contractor Not Working Due To:
The Contractor Is:
Field Copies Given To:
Contractor:
Inclement Weather:
Processing Frozi:m Materiel: 1 1- 1Processi n Wet material:
' .
i
Equipment Malfunction:
StripOng aredlor crut)bing,: 1 I mo:sture Cooditioning. Dry,Maft: .
Client:
, PAGE 1 OF 1 ,
CM/GM:
Unknown:
Stockpiling Fiii: I
Removing Unsuitable Man:
Other:
05-126-CMT Bowie Mine No 2 Gob Pile Stability CC-S3 7.19.10.xls DCR4-1-11Is#424