Railways: total: 3,662 km broad gauge: 100 km 1.520-m gauge standard gauge: 3,512 km 1.435-m gauge (1,588 km electrified) narrow gauge: 50 km (1.000-m or 0.750-m gauge) (2006)
Highways:
Waterways: 172 km (on Danube River) (2008)
Pipelines: gas 6,769 km; oil 416 km (2008)
Ports and harbors:
Merchant marine: total: 51 by type: bulk carrier 5, cargo 42, refrigerated cargo 4 foreign-owned: 47 (Bulgaria 6, Germany 3, Greece 2, Ireland 1, Israel 4, Italy 2, Poland 2, Russia 1, Slovenia 1, Syria 2, Turkey 10, Ukraine 12, UK 1) (2008)
Airports: 35 (2008)
Airports - with paved runways: total: 20 over 3,047 m: 2 2,438 to 3,047 m: 2 1,524 to 2,437 m: 3 914 to 1,523 m: 3 under 914 m: 10 (2008)
Airports - with unpaved runways: total: 15 914 to 1,523 m: 8 under 914 m: 7 (2008)
Heliports: 1 (2007)