km paved, 200 km bituminous treated, 2,848 km all 1.520-meter broad gauge; 86,800 km in use), 150 km Ports: Pusan, Inchon, Kunsan, Mokpo, Ulsan Merchant marine: 77 ships (1,000 GRT or over) totaling 96,949 GRT/133,658 DWT; includes