2010-04-12_REPORT - C1996083

• Permit No: C1996083
• IBM Index Class Name: REPORT
• Doc Date: 4/12/2010
• Doc Name: 1st Quarter 2010 Gob Pile Stability
• 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: ,- - - _ --- .. - - -- - - --
GEOTECH
' f
I
Client / On Site Rep:
Bowie Resources / B. Bear
Bowie Mine Gob Pile Stability
Civil, Structural & Geotechnical Engineers
co 81401
- Montrose
222 South Park Ave Contractor / Rep:

Bowie Resources / Tracy Matekoovic
Project No:
2005126-CMT Date:
2/17/2010 .
.
Ph.: [phone] • FAX: [phone]
CONSTRUCTION MATERIALS TESTING LABORATORY Technician:
L. Sanchez
DAILY CO MPACTIO N REPORT
LOCATION TEST MAX DRY OPTIMUM DRY MOISTURE PERCENT NOT SOIL LAB SAMPLE
TEST
NUMBER Embankment Gob - Gob Pile No. 2
Bottom of South Slope GRADE ELEV
NC DENSITY
(pcf) MOISTURE
CONT. (%) DENSITY
(pcf) CONTENT
(%) COMPACTION WITHIN
SPEC TYPE NUMBER
345 PT#4491 N 19288.02/E37563.44 6076.1 X 96.2 10.5 95.8 10.7 99.6 gob #339 & 340 r/c @12%
346 (PT#4492) N 19349.67/E37662.43 6080.3 X 96.0 11.1 91.5 11.2 95.3 gob #330a & 335 r/c @140/

MOISTURE / DENSITY SPECIFICATIONS OBSERVATION / TESTING FIELD OBSERVATIONS
Specified Date: 2/ 17/20 10 Compaction Equipment Used:
Compaction Cohesive Soils X
Requirement: 90% + Cohesionless Soils Full Time: Day:
S M T W
X Th F S
Sheepsfoot: X
Part Time: Weather: Sun Clear Overcast Rain Snow
Specified X Smooth Drum Roller:
Moisture N/A Cohesive Soils X
Requirement: Cohesionless Soils Number of Site Visits/Day: Temp: To 32 32-50
X 50-70 70-85 85 Up
Vibratory:
Testing Only: EE Wind: Still Mod High
Requested By (Company Name): X Other (List Below):
?cTr?
Laboratory Testing „a III - Cohesive Soils X
Procedure: D 698
Cohesionless Soils B. Bear/ Bowie Resources Humidity: Dry

X Mod Humid Haul Traffic
DENSITY / COMPACTION TESTING WAS NOT PERFORMED
ON THIS DATE FOR THE FOLLOWING REASONS: Insufficient amount
lof material placed. Informed (Rep of Company) of Test Results:
Tracy Matekoovic / B. Bear
Bu was not informed prior
r arrival on site that the
to o
Contractor Not Working Due To: The Contractor Is: Bowie Resources u
contractor would not be working

Inclement Weather:

Equipment Malfunction:
Processing Frozen Material: Processing Wet Material:

Stripping and/or Grubbing: Moisture Conditioning Dry Maul: Field Copies Given To:

Contractor:
Client: on this date.

Unknown:
Stockpiling Fill: Removing Unsuitable MaYI: CM/GM:
Other: PAGE I OF 1
05-126-CMT Bowie Mine No. 2 Gob Pile Stability.xls DCR2-17-101s#345