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Quarterly report pursuant to Section 13 or 15(d)

PROPERTY, PLANT AND EQUIPMENT

v2.4.0.6
PROPERTY, PLANT AND EQUIPMENT
9 Months Ended
Sep. 30, 2012
Property, Plant and Equipment [Abstract] Ìý
PROPERTY, PLANT AND EQUIPMENT
NOTE 5 - PROPERTY, PLANT AND EQUIPMENT
The following table indicates the value of each of the major classes of our consolidated depreciable assets as of SeptemberÌý30, 2012 and DecemberÌý31, 2011:
Ìý
(In Millions)
Ìý
SeptemberÌý30, 2012
Ìý
DecemberÌý31, 2011
Land rights and mineral rights
$
7,952.1

Ìý
$
7,868.7

Office and information technology
83.3

Ìý
66.8

Buildings
143.0

Ìý
132.2

Mining equipment
1,318.9

Ìý
1,323.8

Processing equipment
1,839.4

Ìý
1,311.6

Railroad equipment
224.3

Ìý
161.6

Electric power facilities
58.8

Ìý
57.9

Port facilities
112.1

Ìý
64.1

Interest capitalized during construction
32.2

Ìý
22.5

Land improvements
43.3

Ìý
30.4

Other
31.9

Ìý
43.2

Construction in progress
844.4

Ìý
612.8

Ìý
12,683.7

Ìý
11,695.6

Allowance for depreciation and depletion
(1,653.0
)
Ìý
(1,291.5
)
Ìý
$
11,030.7

Ìý
$
10,404.1


We recorded depreciation and depletion expense of $127.7 million and $364.9 million in the Statements of Unaudited Condensed Consolidated Operations for the three and nine months ended SeptemberÌý30, 2012, respectively. This compares with depreciation and depletion expense of $109.6 million and $279.7 million for the three and nine months ended SeptemberÌý30, 2011.