The following table sets forth our property, plant and equipment by property type, as of the dates indicated:
Estimated Useful
Lives (Years)
December 31,
2025
December 31,
2024
  
(Millions of dollars)
Gathering pipelines and related equipment
3 to 47
$13,219 $11,643 
Processing and fractionation and related equipment
3 to 40
12,594 12,406 
Storage and related equipment
5 to 54
3,770 3,684 
Transmission pipelines and related equipment
3 to 87
21,756 21,315 
General plant and other
2 to 60
1,171 1,316 
Land416 592 
Construction work in process2,563 1,318 
Property, plant and equipment 55,489 52,274 
Accumulated depreciation and amortization (7,628)(6,339)
Net property, plant and equipment $47,861 $45,935 

Historical Timeline

Fiscal YearFiled
2025Feb 24, 2026Showing above
2024Feb 25, 2025
2023Feb 27, 2024
2022Feb 28, 2023
2021Mar 1, 2022
2020Feb 23, 2021
2019Feb 25, 2020
2018Feb 26, 2019
2017Feb 27, 2018
2016Feb 28, 2017
2015Feb 23, 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.