Railways: total: 5,600 km
broad gauge: 94 km 1.676-m gauge
standard gauge: 5,506 km 1.435-m gauge (146 km electrified)
note: broad gauge track is employed at the borders with Azerbaijan and Turkmenistan which have broad-gauge rail systems (2001)
Highways: total: 140,200 km
paved: 49,440 km (including 470 km of expressways)
unpaved: 90,760 km (1998 est.)
Waterways: 904 km
note: the Shatt al Arab is usually navigable by maritime traffic for about 130 km; channel has been dredged to 3 m and is in use
Pipelines: crude oil 5,900 km; petroleum products 3,900 km; natural gas 4,550 km