Property, Plant and Equipment, Net

9 Months Ended

Sep. 30, 2024

Property, Plant and Equipment, Net

Property, Plant and Equipment, Net

10.     Property, Plant and Equipment, Net

	September 30,		December 31,
($ in millions)	2024		2023
Land	$	205	$	215
Buildings		1,831		1,792
Machinery and equipment		7,824		7,636
Construction-in-progress		1,004		1,179
		10,864		10,822
Accumulated depreciation		(4,314)		(4,107)
	$	6,550	$	6,715

Depreciation expense was $113 million and $115 million for the three months ended September 30, 2024 and 2023, respectively, and $345 million and $336 million for the nine months ended September 30, 2024 and 2023, respectively.