Property, Plant and Equipment (table)

12 Months Ended

Dec. 31, 2013

Property, Plant and Equipment [Abstract]

Property, Plant and Equipment Table

A summary of the historical cost of property, plant and equipment is as follows:

		December 31,
thousands	Estimated Useful Life	2013		2012
Land	n/a	$	2,584	$	501
Gathering systems	3 to 47 years	3,673,008		2,911,572
Pipelines and equipment	15 to 45 years	146,008		91,126
Assets under construction	n/a	405,633		422,002
Other	3 to 40 years	11,867		7,191
Total property, plant and equipment		4,239,100		3,432,392
Accumulated depreciation		855,845		714,436
Net property, plant and equipment		$	3,383,255	$	2,717,956