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Annual report [Section 13 and 15(d), not S-K Item 405]

PROPERTY, PLANT AND EQUIPMENT (Tables)

v3.25.0.1
PROPERTY, PLANT AND EQUIPMENT (Tables)
 12 Months Ended
Dec. 31, 2024
Property, Plant and Equipment [Abstract] 听
Summary of Carrying Value of Each Major Class of Depreciable Assets Depreciation and depletion are recorded over the following estimated useful lives:
Asset Class Basis Life
Land, land improvements and mineral rights
Land and mineral rights Units of production Life of mine
Land improvements Straight line
20 to 45 years
Buildings Straight line
20 to 45 years
Equipment Straight line/Double declining balance
3 to 45 years
The following table indicates the carrying value of each of the major classes of our depreciable assets:
December 31,
(In millions) 2024 2023
Land, land improvements and mineral rights $ 1,451听 $ 1,389听
Buildings 1,104听 946听
Equipment 11,119听 9,680听
Other 349听 302听
Construction in progress 728听 590听
Total property, plant and equipment1
14,751听 12,907听
Allowance for depreciation and depletion (4,809) (4,012)
Property, plant and equipment, net $ 9,942听 $ 8,895听
1 Includes right-of-use assets related to finance leases of $505 million and $306 million as of December听31, 2024 and 2023, respectively.
The net book value of the mineral and land rights are as follows:
December 31,
(In millions) 2024 2023
Mineral rights:
Cost $ 783听 $ 783听
Depletion (287) (258)
Net mineral rights $ 496听 $ 525听
Land rights $ 467听 $ 427听