2010-12-17_REVISION - C1981019 ‎(83)‎

• Permit No: C1981019
• IBM Index Class Name: Revision
• Doc Date: 12/17/2010
• Doc Name: Exhibit 6 Item 10 Cross-Section B-B Drill Holes
• Type & Sequence: PR3
• Media Type: D
• Archive: No

DRILL HOLE INFORMATION FORM
Kennecott Energy - Colowyo Mine
•
& Hole Problems (depth lost, regained, etc) None Noted
Medium:
From To Medium and Additives:
0 15 Air
15 662.1 Air w/ foam mist injectii
so
U
:t: Collom 06
.........
1 Hole ID: C -06 -37
yo Project Manager: Juan Garcia
.......... _..
Hole Type (pilot, spot core, full core, well, geotech, etc.): Pilot
3ist (Company): SS & BAD
Date Hole Started: 1/24/2006
Date Hole Finished: 1/31/2006
g; 1326760 43 Northing
1342779.00 Ground Elevation:
7882.91 TD 662.1
)n (Qtr /Qtr, Section,T & R): ...
Nw, Nw Sect. 11 T. 3N., R 94 W
_
Depth of Weathering: 45
/ and State: Moffat, CO
Coordinate Type:
Surveyed (y /n): y
n/a
Geomechanical Testing
g
Hole Completion & Reclamation
I Company: WADI ............ .......
.......... Rig Type:..,. Failing............. ..................
Driller: LM .........
R Casing Type & Size: 6 PVC ._..__
.................. Interval Depths:
Number of bags used:
Casing Runs:
Interval Depths:
1 Recovered (y /n): y
................................. ............................... _.
Groundwater
I Methods:
Hole & Core
428.8' Inflow (depth & production estimates): Water 200
Rotary or Core From
To Diameter
Bit Type Ream Interval
Rotary 0
15 8 3/4
_.. .........._
mill tooth roller
Rotary ................. 15..
660 5 5/8
PCD
Logging Company:
Century Logger Name: L Dude Probe Depth: 662.1
Date Hole Logged:
1/26/2006 Logging Suite: G,D,R,T, dT &Cal
Digital Log Format
LAS Other
MW
Sampling & Testing
Sampling Information (cuttings
frequency, spot coring, etc.):
......__.
Coal Laboratory:
............... .......... ......... .............
n/a
Overburden Laboratory:
n/a
Gas Testing:
n/a
Geomechanical Testing
n/a
Hole Completion & Reclamation
Date Hole Plugged:
1/31/2006 Date Site Reclaimed:
............ ..__.. ..............
Backfill Materials and Depths:
TO to Surf. w/ 10sx gel &23 sx 3/B bent. Chips - 11 ......
Number of bags used:
See Above Hole Marking Information: Lathe
Surfa Recla mation:
Groundwater
Static water Level (Log):
428.8' Inflow (depth & production estimates): Water 200
[Well Installation Details:
]Comments
Completion C- 06 -37.As
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