Phet Kasem Road
ถนนเพชรเกษม Thanon Phetkasem | |
|---|---|
| ทางหลวงแผ่นดินหมายเลข 4 | |
| ถนนเลียบชายฝั่งพม่า, ถนนกาญจนวณิชย์ Thanon Kanchanawanit, Burma Coast Road | |
| Route information | |
| Part of AH2 / AH123 | |
| Existed | 1950–present |
| Major junctions | |
| North end | (Starting from Phetkasem Road) Naowa Chamnian Bridge in Bangkok Yai, Bangkok (Beginning of Highway 4) Phetkasem Road, km.26+420 in Om Yai, Sam Phran, Nakhon Pathom |
| Motorway 9 / AH2 Motorway 91 (Planned) Hwy 338 / AH2 / AH123 Motorway 8 Hwy 375 Hwy 323 / AH123 Hwy 325 / Hwy 3090 Hwy 376 / AH2 Hwy 330 / Hwy 3238 Hwy 35 Hwy 37 / AH2 Hwy 326 Hwy 360 Hwy 41 / AH2 Hwy 327 Hwy 412 Hwy 401 Hwy 402 Hwy 415 Motorway 83 (Planned) Hwy 44 Hwy 403 Hwy 419 Hwy 4285 Hwy 406 Hwy 414 Hwy 43 / AH18 Hwy 407 Hwy 425 (Planned) Hwy 42 Motorway 84 (Planned) | |
| South end | North–South Expressway Northern Route / FT 1 / AH2 in Sadao Checkpoint, Sadao, Songkhla |
| Location | |
| Country | Thailand |
| Provinces | Bangkok, Samut Sakhon, Nakhon Pathom, Ratchaburi, Phetchaburi, Prachuap Khiri Khan, Chumphon, Ranong, Phang Nga, Krabi, Trang, Phatthalung, Songkhla |
| Major cities | Bangkok, Nakhon Pathom, Prachuap Khiri Khan, Chumphon, Ranong, Phang Nga, Krabi, Trang, Phatthalung, Hat Yai, Sadao |
| Highway system | |
Phet Kasem Road (Thai: ถนนเพชรเกษม, RTGS: Thanon Phet Kasem, pronounced [tʰā.nǒn pʰét kā.sěːm]) or Highway 4 (Thai: ทางหลวงแผ่นดินหมายเลข 4, AH2) is one of the four primary highways in Thailand, 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.