Property, plant and equipment, at cost, is as follows:

 

 

 

Estimated useful lives

 

December 31, 2025

 

 

December 31, 2024

 

(in millions, except for number of years)

 

 

 

 

 

 

 

 

Gathering assets

 

 

 

 

 

 

 

 

Pipelines

 

22 years

 

$

1,935.1

 

 

$

1,782.7

 

Compressors, pumping stations and terminals

 

22 to 25 years

 

 

1,204.6

 

 

 

1,109.1

 

Gas plant assets

 

 

 

 

 

 

 

 

Pipelines, pipes and valves

 

22 to 25 years

 

 

460.0

 

 

 

460.0

 

Equipment

 

12 to 30 years

 

 

431.2

 

 

 

428.2

 

Processing and fractionation facilities

 

25 years

 

 

445.1

 

 

 

436.1

 

Buildings

 

35 years

 

 

182.3

 

 

 

182.3

 

Logistics facilities and railcars

 

20 to 25 years

 

 

411.3

 

 

 

409.8

 

Storage facilities

 

20 to 25 years

 

 

19.9

 

 

 

19.9

 

Other

 

20 to 25 years

 

 

51.5

 

 

 

39.0

 

Construction-in-progress

 

N/A

 

 

233.6

 

 

 

250.1

 

Total property, plant and equipment, at cost

 

 

 

 

5,374.6

 

 

 

5,117.2

 

Accumulated depreciation

 

 

 

 

(2,004.8

)

 

 

(1,791.8

)

Property, plant and equipment, net

 

 

 

$

3,369.8

 

 

$

3,325.4

 

Historical Timeline

Fiscal YearFiled
2025Feb 25, 2026Showing above
2024Feb 27, 2025
2023Feb 29, 2024
2022Feb 27, 2023
2021Mar 1, 2022
2020Feb 23, 2021
2019Feb 21, 2020

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.