Net Property, Plant and Equipment

12 Months Ended

Dec. 31, 2018

Net Property, Plant and Equipment

Net Property, Plant and Equipment

Note 5 - Net Property, Plant and Equipment

The following table is a summary of property, plant and equipment at the end of each year:

	Useful				December 31,
(Millions of dollars)	Lives				2018		2017
Land and improvements	3	-	15	years	$	238	$	224
Buildings and improvements			30	years		591		525
Machinery and equipment	3	-	20	years		1,298		1,253
Vessels and vehicles	3	-	18	years		147		136
Office furniture and fixtures			5	years		36		34
Construction in progress						96		56
						2,406		2,228
Accumulated depreciation and amortization						(1,246)		(1,151)
Net property, plant and equipment					$	1,160	$	1,077