km paved, 228,396 km gravel, 24,842 km unimproved earth Inland waterways: 21,579 km total; Spanish National Railways (SNCB) operates 3,568 km 1.435-meter (standard) gauge, 230 km dual gauge; 1,130 km electrified; government owned Highways: 73,661 km total; 510 km 1.435-meter gauge (including 190 km double track, 974 km electrified) Highways: 97,400 km total; 440 km 1.435-meter standard gauge,
Hench