Property and Equipment, Net

12 Months Ended

Dec. 31, 2019

Property and equipment, net (in millions), and the corresponding ranges of estimated useful lives were as follows:



	December 31, 2019			December 31, 2018			Range of Estimated Useful Life
Land for transportation purposes	$	6,280		$	6,218		—
Track structure	25,599			24,214			15 – 50 years
Other roadway	30,525			29,077			10 – 100 years
Locomotives	8,533			8,660			8 – 36 years
Freight cars and other equipment	3,567			3,100			8 – 41 years
Computer hardware, software and other	1,382			1,256			6 – 15 years
Construction in progress	748			664			—
Total cost	76,634			73,189
Less accumulated depreciation and amortization	(12,101		)	(10,004		)
Property and equipment, net	$	64,533		$	63,185

The Consolidated Balance Sheets as of December 31, 2019 and 2018, included $445 million, net of $349 million of amortization, and $479 million, net of $282 million of amortization, respectively, for property and equipment under finance leases, primarily for rolling stock. Additionally, included within other assets are capitalized right-to-use fixed assets of $1.1 billion at both December 31, 2019 and 2018, and related accumulated amortization of $338 million and $310 million, as of December 31, 2019 and 2018, respectively.

The Company capitalized $15 million, $24 million and $22 million of interest for the years ended December 31, 2019, 2018 and 2017, respectively.