PROPERTY AND EQUIPMENT (Tables)

9 Months Ended

Sep. 30, 2018

PROPERTY AND EQUIPMENT

Schedule of property and equipment

	September 30,		December 31,
$s in thousands	2018		2017
Cell development costs	$	145,450	$	142,144
Land and improvements		46,283		36,499
Buildings and improvements		89,355		87,034
Railcars		17,299		17,299
Vehicles and other equipment		141,712		122,697
Construction in progress		19,437		23,334
Total property and equipment		459,536		429,007
Accumulated depreciation and amortization		(212,899)		(194,575)
Property and equipment, net	$	246,637	$	234,432