12 (2009)
Pipelines:
crude and refined oil 23,564 km; liquid petroleum gas 74,980 km (2006)
Railways:
total: 46,688 km country comparison to the world: 5 standard gauge: 46,688 km 1.435-m gauge (2008)
Roadways:
total: 1,042,300 km country comparison to the world: 6 paved: 415,600 km (includes 17,000 km of expressways)
unpaved: 626,700 km (2006)
Waterways:
636 km country comparison to the world: 78 note: Saint Lawrence Seaway of 3,769 km, including the Saint Lawrence River of 3,058 km, shared with United States (2008)