The Prachim Ratthaya Expressway (), also known as the Si Rat–Outer Ring Road Expressway (), is an expressway in

Thailand Thailand, officially the Kingdom of Thailand and historically known as Siam (the official name until 1939), is a country in Southeast Asia on the Mainland Southeast Asia, Indochinese Peninsula. With a population of almost 66 million, it spa ...

, located in

Bangkok Bangkok, officially known in Thai language, Thai as Krung Thep Maha Nakhon and colloquially as Krung Thep, is the capital and most populous city of Thailand. The city occupies in the Chao Phraya River delta in central Thailand and has an estim ...

and

Nonthaburi Nonthaburi (, ) is the principal city of the district and province of the same name in Thailand. On 15 February 1936, Nonthaburi town municipality ('' thesaban mueang'') was established, which only covered Suan Yai subdistrict (''tambon''), j ...

province. The expressway is a controlled-access toll road.

History

Prachim Ratthaya Expressway was completed and opened in its entirety on 22 August 2016. It connects Si Rat Expressway to Outer Ring Road (West) (Kanchanaphisek Road). The expressway's name ''Prachim Ratthaya'' was bestowed by

King Vajiralongkorn Vajiralongkorn (born 28 July 1952) is King of Thailand. He is the tenth Thai monarch of the Chakri dynasty since ascending the throne in 2016 with the regnal name Rama X. The only son of King Bhumibol Adulyadej (Rama IX) and Queen Sirik ...

, meaning "Road to the West". According to an official EXAT annual report, the expressway was used by 18,466,598 cars in the 2022 fiscal year, with an average of 50,594 cars per day.

Route

Kilometre 0 is counted at Kanchanaphisek Interchange.

References

{{Road infrastructure in Thailand Expressway Authority of Thailand expressways

History

Route

See also

References