!!!Vietnam: Transportation ||National air transport system|''number of registered air carriers'': 4 \\ ''inventory of registered aircraft operated by air carriers'': 140 \\ ''annual passenger traffic on registered air carriers'': 29,944,771 \\ ''annual freight traffic on registered air carriers'': 384,470,240 mt-km (2015) \\ ||Civil aircraft registration country code prefix|VN (2016) ||Airports|45 (2013) ||Airports - with paved runways|''total'': 38 \\ ''over 3,047 m'': 10 \\ ''2,438 to 3,047 m'': 6 \\ ''1,524 to 2,437 m'': 13 \\ ''914 to 1,523 m'': 9 (2013) \\ ||Airports - with unpaved runways|''total'': 7 \\ ''1,524 to 2,437 m'': 1 \\ ''914 to 1,523 m'': 3 \\ ''under 914 m'': 3 (2013) \\ ||Heliports|1 (2013) ||Pipelines|condensate 72 km; condensate/gas 398 km; gas 955 km; oil 128 km; oil/gas/water 33 km; refined products 206 km; water 13 km (2013) ||Railways|''total'': 2,600 km \\ ''standard gauge'': 178 km 1.435-m gauge; 253 km mixed gauge \\ ''narrow gauge'': 2,169 km 1.000-m gauge (2014) \\ ||Roadways|''total'': 195,468 km \\ ''paved'': 148,338 km \\ ''unpaved'': 47,130 km (2013) \\ ||Waterways|47,130 km (30,831 km weight under 50 tons) (2011) ||Merchant marine|''total'': 579 \\ ''by type'': barge carrier 1, bulk carrier 142, cargo 335, chemical tanker 23, container 19, liquefied gas 7, passenger/cargo 1, petroleum tanker 48, refrigerated cargo 1, roll on/roll off 1, specialized tanker 1 \\ ''registered in other countries'': 86 (Cambodia 1, Kiribati 2, Mongolia 33, Panama 43, Taiwan 1, Tuvalu 6) (2010) \\ ||Ports and terminals|''major seaport(s)'': Cam Pha Port, Da Nang, Haiphong, Phu My, Quy Nhon \\ ''river port(s)'': Ho Chi Minh (Mekong) \\ ''container port(s) (TEUs)'': Haiphong (1,018,794), Saigon New Port (3,071,777) \\ ||Transportation - note|the International Maritime Bureau reports the territorial and offshore waters in the South China Sea as high risk for piracy and armed robbery against ships; numerous commercial vessels have been attacked and hijacked both at anchor and while underway; hijacked vessels are often disguised and cargo diverted to ports in East Asia; crews have been murdered or cast adrift