Phahonyothin and ICD Lat Krabang are the main freight terminals. As of 2017 SRT had 4,507 km (2,801 mi) of track, all of it meter gauge except the Airport Link.
Thailand has 390,000 kilometres (240,000 miles) of highways.As of 2017, Thailand has over 462,133 roads and 37 million registered vehicles, 20 million of them motorbikes.
A number of undivided two-lane highways have been converted into divided four-lane highways. There are 4,125 public vans operating on 114 routes from Bangkok alone.
Other forms of road transport includes tuk-tuks, taxis—with over 80,647 registered taxis nationwide as of 2018—vans (minibus), motorbike taxis and songthaews.
The busiest airport in the country is Bangkok’s Suvarnabhumi Airport.
