PROPERTY, PLANT, AND EQUIPMENT

12 Months Ended

Dec. 31, 2012

Property, Plant and Equipment [Abstract]

PROPERTY, PLANT AND EQUIPMENT

Property, plant and equipment consisted of the following (in thousands):



	December 31,		December 31,
	2012		2011
Land	$	106,037	$	37,185
Asset retirement costs (non-landfill)	10,450		2,529
Landfill assets	77,952		58,466
Buildings and improvements	329,617		189,445
Camp equipment	135,827		110,242
Vehicles	385,172		231,980
Equipment	1,061,090		729,154
Furniture and fixtures	6,757		3,759
Construction in progress	31,780		24,522
	2,144,682		1,387,282
Less - accumulated depreciation and amortization	612,919		483,335
Total property, plant and equipment, net	$	1,531,763	$	903,947

- Definition

The entire disclosure for long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale. Examples include land, buildings, machinery and equipment, and other types of furniture and equipment including, but not limited to, office equipment, furniture and fixtures, and computer equipment and software. This disclosure may include property plant and equipment accounting policies and methodology, a schedule of property, plant and equipment gross, additions, deletions, transfers and other changes, depreciation, depletion and amortization expense, net, accumulated depreciation, depletion and amortization expense and useful lives, income statement disclosures, assets held for sale and public utility disclosures.

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