PROPERTY, PLANT, AND EQUIPMENT (Tables)

6 Months Ended

Jun. 30, 2013

Property, Plant and Equipment [Abstract]

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



	June 30,		December 31,
	2013		2012
Land	$	92,910	$	106,037
Asset retirement costs (non-landfill)	10,077		10,450
Landfill assets	86,942		77,952
Buildings and improvements	315,298		329,617
Camp equipment	131,939		135,827
Vehicles	397,789		385,172
Equipment	1,099,151		1,061,090
Furniture and fixtures	5,050		6,757
Construction in progress	113,508		31,780
	2,252,664		2,144,682
Less - accumulated depreciation and amortization	697,692		612,919
Total property, plant and equipment, net	$	1,554,972	$	1,531,763

- Definition

Tabular disclosure of the useful life and salvage value of 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.

+ References+ Details