TRANSPORTATION
Roads:
- Total: 44,033 km
- Paved: 43,593 km (99%)
- Unpaved: 440 km (1%)
- Motorways: 459 km
Railroads:
The Bulgarian Railway Company (BDZ) oversees Bulgaria's railway system. Railroads are still the basic means of freight transportation in Bulgaria.
- Total: 4,294 km
- Standard gauge: 4,049 km 1.435-m gauge (2,710 km electrified)
- Narrow gauge: 245 km 0.760-m gauge
Rail links to adjacent countries:
- Greece
- Macedonia
- Romania
- Serbia
- Turkey
Aviation:
Sofia's Vrazhdebna Airport is the major air center, but there are also international airports at Varna and Burgas, as well as seven domestic airports. Initially a joint Soviet-Bulgarian concern, Bulgarian Airlines (BALKAN) passed into Bulgarian hands in 1954.
Airports - with paved runways:
- total: 128
- over 3,047 m: 1
- 2,438 to 3,047 m: 19
- 914 to 1,523 m: 1
- under 914 m: 92 (2002)
- 1,524 to 2,437 m: 15
Airports - with unpaved runways:
- total: 87
- 1,524 to 2,437 m: 2
- 914 to 1,523 m: 10
- under 914 m: 75 (2002)