Quarterly report pursuant to Section 13 or 15(d)

PROPERTY, PLANT AND EQUIPMENT

v3.20.1
PROPERTY, PLANT AND EQUIPMENT
 3 Months Ended
Mar. 31, 2020
Property, Plant and Equipment [Abstract]  
PROPERTY, PLANT AND EQUIPMENT
The following table indicates the carrying value of each of the major classes of our depreciable assets:
 
(In Millions)
 
March 31,
2020
 
December 31,
2019
Land, land improvements and mineral rights
$
652.7

 
$
582.2

Buildings
452.5

 
157.8

Mining and Pelletizing equipment
1,431.8

 
1,413.6

Steel and Manufacturing equipment
2,140.9

 
42.0

Other
123.0

 
101.5

Construction-in-progress
1,011.3

 
730.3

Total property, plant and equipment1
5,812.2

 
3,027.4

Allowance for depreciation and depletion
(1,262.4
)
 
(1,098.4
)
Property, plant and equipment, net
$
4,549.8

 
$
1,929.0


1 Includes right-of-use assets related to finance leases of $84.2 million and $49.0 million as of March 31, 2020 and December 31, 2019, respectively.
We recorded capitalized interest into property, plant and equipment of $9.7 million and $4.0 million during the three months ended March 31, 2020 and March 31, 2019, respectively.
We recorded depreciation and depletion expense of $35.4 million and $19.6 million for the three months ended March 31, 2020 and March 31, 2019, respectively.