2011-04-08_REPORT - C1996083

• Permit No: C1996083
• IBM Index Class Name: Report
• Doc Date: 4/8/2011
• Doc Name: 1st Quarter 2011 Wastepile Inspection
• 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: ?? l Client / On Site Rep:
• GEOTEOH Bowie Resources /Gary Harding
Bowie Mine Gob Pile Stability _..._._..._.......:.__..--_--.....--.---..__.-__.....
Civil, Structural & Geotechnical Engineers Contractor J Rep:
222 South Park Ave. - Montrose, CO 81401 Bowie Resources / Gary Harding
Project No: Date; Ph.: [phone] • FAX: [phone] Technician:
2005126-CMT 3/16/2011 CONSTRUCTION MATERIALS TESTING LABORATORY L. Sanchez
DAILY COMPACTIO N REPORT
TEST. LOCATION GRADE EL TEST TYPE MAX DRY OPTIMUM DRY MOISTURE PERCENT NOT SOIL LAB SAMPLE
NUMBER
Embankment Gob at the East Bench EV NUC SAND DENSITY
(pcf) MOISTURE
CONT. (%) DENSITY
(pcf) CONTENT
(o/a) COMPACTION WITHIN
SPEC TYPE NUMBER
422
423 PT#4570 N19496.06/E38179,42
PT#4571 N19473.03/E38087,16 6073.1
6078,3 X
X 96.2
98.9 11.3
10.6 93.0
91.6 14.8
15.0 96.7
92.6 Gob
Gob 417/418 r/c@14%
417/418 r/c@21%

MOISTURE / DENSITY SPECIFICATIONS OBSERVATION / TESTING FIELD OBSERVATIONS
Specified Date: Compaction Equipment Used:
Compaction 90% Cohesive Soils X
Requirement: Cohesionless Soils Full Time: I? Day: 5 M T W
X Th F S
Sheepsfoot: r y" )
Part Time: Weather: Sun Clear Overcast Rain Snow
Specified x X Smooth Drum Roller:
Moisture N/A Cohesive Soils X
Requirement: Cohesionless Soils Number of Site Visits/pay:

7-
- Temp: To 32 32-50
X 50-70
X 70-85 85 up
Vibratory:
7
1
Testing Only: 1 Wind: Still Mod High

Laboratory Testing Requested By (Company Name): X X Other (List Below):
Procedure: ASTM-698 Cohesive Soils X
Cohesionless Soils Gary Harding / Bowie Resources Humidity: Dry
X Mod Humid CAT 815
DENSITY / COMPACTION TESTING WAS NOT PERFORMED
ON THIS DATE FOR THE FOLLOWING REASONS: Insufficient amount
of material placed. Informed (Rep of Company) of Test Results:
Gary Harding/Bowie Resources
Buckhorn was not informed prior
Contractor Not Working Due To: The Contractor is: to our arrival on site that the

Inclement Weather:

Equipment Malfunction:

Processing Frozen Material: =Processing Wet Material:

Stripping and/or Grubbing: Moisture conditioning Dry Mad:
Field Copies Given To:

Contractor:
Client: contractor would not be working
on this date.

Unknown:
Stockpiling Fill: Removing Unsuitable Maxi: E:] CM/GM:
Other: PAGE 1 OF 1
05-126-CMT Bowie Mine No. 2 Gob Pile Stability CC-S3 7.19.10.xis DCR3-16-111s#422