Property and Equipment (including Concession Assets)

6 Months Ended

Jun. 30, 2017

Property, Plant and Equipment [Abstract]

Property and Equipment (including Concession Assets)

Property and Equipment (including Concession Assets)

Property and equipment, including concession assets, and related accumulated depreciation and amortization are summarized below (in millions):

	June 30, 2017		December 31, 2016
Land	$	218.7	$	219.2
Concession land rights	141.2		141.2
Road property	7,369.4		7,186.0
Equipment	2,496.7		2,439.8
Technology and other	191.7		182.2
Construction in progress	382.9		293.4
Total property	10,800.6		10,461.8
Accumulated depreciation and amortization	2,553.3		2,392.1
Property and equipment (including concession assets), net	$	8,247.3	$	8,069.7

Concession assets, net of accumulated amortization of $648.6 million and $610.7 million, totaled $2,154.7 million and $2,131.6 million at June 30, 2017 and December 31, 2016, respectively.