A summary of property, plant and equipment of our railroad, utilities and energy businesses follows (in millions). The utility generation, transmission and distribution systems and interstate natural gas pipeline assets are owned by regulated public utility and natural gas pipeline subsidiaries.

 

 

 

December 31,

 

 

 

2025

 

 

2024

 

Railroad:

 

 

 

 

 

 

Land, track structure and other roadway

 

$

76,764

 

 

$

74,093

 

Locomotives, freight cars and other equipment

 

 

15,772

 

 

 

15,766

 

Construction in progress

 

 

2,163

 

 

 

1,813

 

 

 

94,699

 

 

 

91,672

 

Accumulated depreciation

 

 

(22,327

)

 

 

(20,411

)

 

 

72,372

 

 

 

71,261

 

Utilities and energy:

 

 

 

 

 

 

Utility generation, transmission and distribution systems

 

$

109,815

 

 

$

103,015

 

Interstate natural gas pipeline assets

 

 

21,334

 

 

 

20,237

 

Independent power plants and other

 

 

15,630

 

 

 

14,840

 

Construction in progress

 

 

10,591

 

 

 

8,793

 

 

 

157,370

 

 

 

146,885

 

Accumulated depreciation

 

 

(45,002

)

 

 

(43,116

)

 

 

112,368

 

 

 

103,769

 

 

$

184,740

 

 

$

175,030

 

Historical Timeline

Fiscal YearFiled
2025Mar 2, 2026Showing above
2024Feb 24, 2025
2023Feb 26, 2024
2022Feb 27, 2023
2021Feb 28, 2022
2020Mar 1, 2021
2019Feb 24, 2020
2018Feb 25, 2019
2017Feb 26, 2018
2016Feb 27, 2017
2015Feb 29, 2016

About PP&E Disclosures

The PP&E disclosure details a company's physical asset base — land, buildings, machinery, and equipment — along with the depreciation methods and useful life assumptions that determine how these costs flow through the income statement. Capitalization policy thresholds reveal management's judgment on the boundary between expense and asset, directly affecting both reported earnings and asset values.

Key signals: changes in estimated useful lives or depreciation methods can materially shift reported earnings without any operational change. Compare capital expenditures against depreciation expense — when capex consistently trails depreciation, the asset base may be aging and underinvested. Watch for large asset impairments or write-downs that signal overvalued carrying amounts. Asset retirement obligations reveal future environmental or decommissioning costs that are often underappreciated. Compare PP&E intensity (PP&E-to-revenue) against industry peers to assess capital efficiency and competitive positioning.