Phet Kasem Road (, , ) or Highway 4 (, ) is one of the four primary

highway A highway is any public or private road or other public way on land. It includes not just major roads, but also other public roads and rights of way. In the United States, it is also used as an equivalent term to controlled-access highway, or ...

s 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 ...

, along with Phahonyothin Road (Highway 1), Mittraphap Road (Highway 2), and Sukhumvit Road (Highway 3). At 1,310.554 km, route 4 is the longest highway in Thailand.

History

left, Bang Khae MRT station and Phet Kasem Road (outbound) The construction of the road was finished in 1950 and was named "Phet Kasem" on December 10, 1950 in honour Luang Phet Kasemwithisawasdi (Tham Phetkasem), formerly the seventh director deputy general of the State Highways Department. Before that, it had been called "Bangkok–Khlong Phruan Road" (ถนนกรุงเทพ–คลองพรวน). Luang Phet Kasemwithisawasdi was the royal scholar of the State Railway Department (now

State Railway of Thailand The State Railway of Thailand (SRT) (, abbrev. รฟท., ) is the state-owned rail operator under the jurisdiction of the Ministry of Transport (Thailand), Ministry of Transport in Thailand. History The SRT was founded as the Royal State Rail ...

). He studied civil engineering in England and returned to work for the State Railway Department and then transferred to the State Highways Department. Phet Kasem Road was built during the period when Luang Phet Kasemwithisawasdi was the deputy director general of the State Highways Department. The road was named under the policy of the government of Major General Por Phibunsongkhram who named the road after the chief engineer who supervised the construction and gave the instructions.

Route

Starts at Naowa Chamnian bridge, Bangkok Yai district and goes through the following districts of Bangkok : Phasi Charoen,

Bang Khae Bang Khae (, ) is one of the List of districts of Bangkok, 50 districts (''khet'') of Bangkok, Thailand. Its neighbouring districts, clockwise from north, are Thawi Watthana district, Thawi Watthana, Taling Chan district, Taling Chan, Phasi Charoe ...

and Nong Khaem. The provinces along the road are Samut Sakhon,

Nakhon Pathom Nakhon Pathom (, ) is a city (''thesaban nakhon'') in central Thailand, the former capital of Nakhon Pathom province. One of the most important landmarks is the giant Phra Pathommachedi. The city is also home to Thailand's only Bhikkhuni temple W ...

Ratchaburi Ratchaburi (, ) or Rajburi, Rat Buri) is a town ('' thesaban mueang'') in western Thailand, capital of Ratchaburi Province. Ratchaburi town covers the entire ''tambon'' Na Mueang (หน้าเมือง) of Mueang Ratchaburi District. As o ...

, Phetchaburi, Prachuap Khiri Khan, Chumphon, Ranong, Phang Nga, Krabi, Trang, Phatthalung and

Songkhla Songkhla (, ), also known as Singgora or Singora (Kelantan-Pattani Malay, Pattani Malay: ซิงกอรอ, Singoro), is a city (''thesaban nakhon'') in Songkhla Province of southern Thailand, near the border with Malaysia. Songkhla lies ...

. It is linked to the North–South Expressway (NSE) of

Malaysia Malaysia is a country in Southeast Asia. Featuring the Tanjung Piai, southernmost point of continental Eurasia, it is a federation, federal constitutional monarchy consisting of States and federal territories of Malaysia, 13 states and thre ...

at the Sadao- Bukit Kayu Hitam border. Five sections of the highway are also the Asian Highway AH2 and a single section of highway are also the Asian Highway AH123. *From Nakhon Chai Si to

Ban Pong Ban Pong (, ) is a district (''amphoe'') of Ratchaburi province, Thailand. It is in the northeast of the province. Geography Neighbouring districts are (from the north clockwise) Tha Muang district, Tha Muang and Tha Maka district, Tha Maka of Ka ...

(Concurrent with AH123) *From

*From

Cha-am Cha-am (, or ) is a district (''amphoe'') in the southern part of Phetchaburi province, western Thailand. The district was established in 1897 with the name ''Na Yang''. In 1914 the centre of the district was moved to Ban Nong Chok (now in Tha ...

*From Pranburi to Chumphon *From Phatthalung to Malaysia border at Bukit Kayu Hitam, where it connects to the

North–South Expressway (Malaysia) The North–South Expressway is a network of Toll road, tolled controlled-access highways running through the west coast of Peninsular Malaysia. The expressway network consists of the North–South Expressway northern route, northern and North– ...

and Federal Route 1

Rapid Transit

* The

MRT Blue line The MRT Blue Line () or MRT Chaloem Ratchamongkon Line () is Bangkok's third rapid transit line, following the Sukhumvit line and Silom line of the BTS Skytrain. It is the first line of the MRT (Bangkok), MRT system and is operated by Bangkok Exp ...

runs on Phet Kasem Road between the lower platform of Tha Phra MRT station and Lak Song MRT station.

References

{{Road infrastructure in Thailand National highways of Thailand Streets in Bangkok

History

Route

Rapid Transit

See also

References