Transportation Railroads: total: 543 km line connecting Podgorica (Serbia and Montenegro) and Shkoder completed August 1986 standard gauge: 509 km 1.435 - m gauge narrow gauge: 34 km 0.950 - m gauge (1990) Highways: total: 18,450 km paved: 17,450 km unpaved: earth 1,000 km (1991) Inland waterways: 43 km plus Albanian sections of Lake Scutari, Lake Ohrid, and Lake Prespa (1990) Pipelines: crude oil 145 km; petroleum products 55 km; natural gas 64 km (1991) Ports: Durres, Sarande, Shergjin, Vlore Merchant marine: total: 11 cargo ships (1,000 GRT or over) totaling 52,967 GRT/76,887 DWT Airports: total: 11 with paved runways 2,438 to 3,047 m: 3 with paved runways 914 to 1,523 m: 2 with unpaved runways over 3,047 m: 2 with unpaved runways 2,438 to 3,047 m: 1 with unpaved runways 1,524 to 2,438 m: 1 with unpaved runways 914 to 1,523 m: 2