Quarterly report pursuant to Section 13 or 15(d)

PROPERTY, PLANT AND EQUIPMENT (Notes)

v3.20.2
PROPERTY, PLANT AND EQUIPMENT (Notes)
 6 Months Ended
Jun. 30, 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)
 
June 30,
2020
 
December 31,
2019
Land, land improvements and mineral rights
$
653.2

 
$
582.2

Buildings
454.4

 
157.8

Steel and Manufacturing equipment
2,147.9

 
42.0

Mining and Pelletizing equipment
1,448.6

 
1,413.6

Other
123.4

 
101.5

Construction-in-progress
1,058.3

 
730.3

Total property, plant and equipment1
5,885.8

 
3,027.4

Allowance for depreciation and depletion
(1,337.9
)
 
(1,098.4
)
Property, plant and equipment, net
$
4,547.9

 
$
1,929.0


1 Includes right-of-use assets related to finance leases of $93.7 million and $49.0 million as of June 30, 2020 and December 31, 2019, respectively.
We recorded capitalized interest into property, plant and equipment of $13.6 million and $23.3 million during the three and six months ended June 30, 2020, respectively, and $5.9 million and $9.9 million for the three and six months ended June 30, 2019, respectively.
We recorded depreciation and depletion expense of $75.3 million and $110.7 million for the three and six months ended June 30, 2020, respectively, and $20.9 million and $40.5 million for the three and six months ended June 30, 2019, respectively.