Net Property, Plant and Equipment

12 Months Ended

Dec. 31, 2013

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,
(Thousands of dollars)	Lives	2013			2012
Land and improvements	0-15 years	$	194,237		$	186,971
Buildings and improvements	30 years	395,598			384,535
Machinery and equipment	3-20 years	990,553			942,631
Vessels and vehicles	3-18 years	126,502			157,368
Office furniture and fixtures	5 years	30,102			29,972
Construction in progress		40,317			42,879
		1,777,309			1,744,356
Accumulated depreciation and amortization		(913,736		)	(900,477		)
Net property, plant and equipment		$	863,573		$	843,879

- Definition

The entire disclosure for long-lived, physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, accounting policies and methodology, roll forwards, depreciation, depletion and amortization expense, including composite depreciation, accumulated depreciation, depletion and amortization expense, useful lives and method used, income statement disclosures, assets held for sale and public utility disclosures.

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