2 (2010)
Pipelines:
gas 1,921 km; oil 323 km (2009)
Railways:
total: 3,379 km country comparison to the world: 52 standard gauge: 3,379 km 1.435-m gauge (electrified 1,254 km) (2006)
Roadways:
total: 36,884 km country comparison to the world: 92 paved: 31,938 km
unpaved: 4,946 km (2007)
Waterways:
587 km (primarily on Danube and Sava rivers) (2009) country comparison to the world: 81