2012-07-19_REPORT - C1996083

• Permit No: C1996083
• IBM Index Class Name: REPORT
• Doc Date: 7/19/2012
• Doc Name: 2nd Quarter 2012 Wastebank & Gob Pile Report
• From: J.E. Stover & Associates, Inc
• To: DRMS
• Permit Index Doc Type: Waste Pile/Fill Report
• Email Name: BFB
• Email Name: SB1
• Media Type: D
• Archive: No

Project:
Bowie Mine Gob Pile Stability
BUCKHOR GEOTECH
Client / On Site Rep:
Bowie Resources / B. Bear
Contractor / Rep:
Bowie Resources / Gary Harding
Civil, Structural & Geotechnical Engineers
222 South Park Ave. • Montrose, CO 81401
Ph.: (970) 249 -6828 • FAX: [phone]
CONSTRUCTION MATERIALS TESTING LABORATORY
Project No:
2005126 -CMT
Date:
4/5/2012 _
Technician:
G. Jones
DAILY COMPACTION REPORT
TEST
NUMBER
LOCATION
GRADE ELEV
TEST TYPE
MAX DRY
DENSITY
(pcf)
OPTIMUM
MOISTURE
CONT. ( %)
DRY
DENSITY
(pd)
MOISTURE
CONTENT
( %)
PERCENT
COMPACTION
NOT
wfHIN
SPEC
SOIL
TYPE
LAB SAMPLE
NUMBER
NUC
SAND
565A
Pt. #4718 (N:19591.5/E:37439.48)
6152.0
X
96.6
11.3
87.5
12.7
90.6
417/418 rc @14%
566
Pt. #4719 (N :19575.77/E:37778.44)
6119.9
X
98.5
10.2
103.7
12.0
105.3
331A&334 rc @7%
567
Pt. #4720 (N:19534.59/E:37930.68)
6107.8
X
88.9
12.6
79.1
17.5
88.9
X
419 rc @21%
568
Pt. #4721 (N:19613.56/E:38028.85)
6107.0
X
96.6
10.3
88.1
12.7
91.2
339/340 rc @14%
569
Pt. #4722 (N:19293.38/E:37762.4)
6087.1
X
96.2
10.4
87.9
14.6
91.2
339/340 rc ©12%
564A
Pt. #4723 (N:19152.63/E:37548.77)
6046.5
X
94.6
10.8
94.4
14.6
99.4
339/340 rc @8%
570
Pt. #4724 (N :19154.14/E:37567.82)
6048.6
X
96.4
11.1
88.9
15.7
92.2
330/335 rc @15%
571
Pt. #4725 (N:19154.53/E:37575.41)
6050.2
X
105.2
11.3
102.6
13.6
97.5
358 rc @12
572
Pt. #4726 (N:19155.79/E:37582.75)
6052.6
X
105.5
11.2
101.8
14.5
96.5
358 rc @13%
MOISTURE / DENSITY SPECIFICATIONS
OBSERVATION / TESTING
FIELD OBSERVATIONS
Speafied
Compaction Cohesive Soils
Requirement: 90% Cohesionless Soils
Date: 4/5/2012
Compaction Equipment Used:
Day:
S
M
T
W
g
F
S
Full Time: I'
Sheepsfoot: I X 1
Part Time: 1 X I
Weather:
Temp:
Wind:
Humidity:
Sun
Clear
X
Overcast
Rain
Snow
CAT 815
Specified
Moisture Cohesive Soils
Requirement: N/A Cohesionless Soils
Smooth Drum Roller: 1 1
Number of Site Visits /Day:
1 1
To 32
32 -50
50 -70
X
70-85
85 Up
Vibratory: 1 1
Testing Only: ' X I
Still
X
Mod
High
Laboratory Testing ASTM Cohesive Soils
Procedure: D -698
Cohesionless Soils
Requested By (Company Name):
Bowie Resources
Other (List Below): [ '
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:
Ron Grimland (Bowie Resources)
Buckhorn was not informed prior
to our arrival on site that the
contractor would not be working
on this date.
of material placed.
Contractor Not Working Due To:
The Contractor Is:
Field Copies Given To:
Contractor:
Inclement Weather: 1
Proceseng Frozen Material: I j Processing Wet Material.
1
Equipment Malfunction: 1
Stripping and /or Grubbing: 1 'Moisture Conditioning Ory Mad:
Client:
CM /GM:
PAGE 1 OF 1
Unknown: I
Stockpiling Fill: 1 'Removing Unsuitable Mati: I
Other:
05 -126 -CMT Bowie Mine No. 2 Gob Pile Stability 2009-.xls DCR4- 5 -12jh #565A