PROPERTY AND EQUIPMENT

6 Months Ended

Jun. 30, 2015

PROPERTY AND EQUIPMENT

PROPERTY AND EQUIPMENT

NOTE 7.PROPERTY AND EQUIPMENT

Property and equipment consisted of the following:

	June 30,			December 31,
$s in thousands	2015			2014
Cell development costs	$	120,766		$	120,878
Land and improvements	33,399			33,002
Buildings and improvements	73,355			74,518
Railcars	17,375			17,375
Vehicles and other equipment	104,187			98,877
Construction in progress	14,828			10,831
Total property and equipment	363,910			355,481
Accumulated depreciation and amortization	(139,353		)	(127,797		)
Property and equipment, net	$	224,557		$	227,684

Depreciation and amortization expense for the three months ended June 30, 2015 and 2014 was $7.7 million and $4.6 million, respectively. Depreciation and amortization expense for the six months ended June 30, 2015 and 2014 was $15.1 million and $8.4 million, respectively.