Route 42 () as known Khlong Ngae - Su-ngai Kolok Highway or Phetkasem Road of Pattani-Narathiwat in time when traveling from Pattani to Narathiwat. or Korean Road or Batah Koli in northeastern Malay language is a southeastern highway that connects Songkhla Province, Pattani Province and Narathiwat Province. There is a distance throughout the line of 263.779 kilometers.
History Before highway numbers were assigned The road in the Pattani-Narathiwat section is called Pattani–Narathiwat Highway Later it was named Ramkomut Road on December 10, 1950, when Field Marshal P. Pibulsongkram was Prime Minister. In honor of Luang Parinya Yokhawibun (Chom-Ubon Ramkomut), the master technician who supervised the construction.
South Korean company, Hyundai Engineering & Construction (Including the former president of South Korea, Lee Myung Bak) also involved in the construction of Pattani (Don Rak)-Narathiwat highway section as supervisors in 1965, which is now locals called Korean Road.
In the past, Highway 42 usually routed from Ban Khlong Ngae, Sadao District , Songkhla Province to Ban Don Yang, Nong Chik District , Pattani Province. It is the main route for traveling between Songkhla Province and Pattani Province. But when there is construction of Highway 43 has increased, causing vehicles traveling to use this route instead. Because it helps to reduce time and distance better. It is also a 4-lane highway, while Highway 42, Khlong Ngae - Don Yang section. It is a 2 lane highway.
Highway 42 used to end in the city of Narathiwat. The distance at that time was approximately 198 kilometers (123 miles). Later, Highway 4084 and Highway 4057 were included as part of this highway as well. To connect to the border crossing point at Su-ngai Kolok.
Junction and town lists
ProvinceDistrictKmExitNameDestinationsNotesSadao0+000Sadao – Bangkok, Songkhla, Hatyai, Dannok, Padang BesarT-junctionsPhanglaSK.2039 – HatyaiT-junctionsNa Thawi29+18329+693Na-Thawi – Hatyai, Songkhla, Ban PrakobJunctionsWang YaiSK.2032 – NathawiSK.2003 – SathonT-junctionsThepha60+132Thepha – Chana, Ban Phraphut, Sabayoi, Kabang, YalaJunctionsSongkhla-Pattani provincial borderBRThayee BridgeKhok PhoKhok Pho train crossingKhok-PhoPN.2003 – Nong ChikPN.2063 – Chang Hai TokJunctions82+600NaketPN.2010 – Ban Basa-ae, Yarang – Ban Niang, Yala, YahaJunctionsKhok Pho-Nong Chik borderBRBo Thong BridgeNong Chik89+600Bang Khao (Don Yang) – Bangkok, Songkhla, Hatyai, Thepha, Yarang, Yaring, NarathiwatRoundabout(under construction of new bridge)BRBang Khao BridgeNong-ChikPN.2070 – Ban PrangPN.2013 – YarangT-junctionsMueang Pattani9X+XXXRusamilae (Don Rak)/; Nong Chik Road – Mueang PattaniT-junctions100+236Rusamilae (Ngamae Nok); Yarang Bypass Road – Mueang Pattani, Maelan, Ban Limud, YalaJunctionsPattani River Bridge103+658PattaniYarang Road – Mueang Pattani, Anoru – Yarang, Yala, BetongJunctions(under construction of new bridge)10X+XXXPhayatani Market; Ramkomut Road – Mueang PattaniT-junctions107+900Bana – Mueang Pattani, Pattani PortT-junctionsTanyong Lulo (1) – Masjid Krue-Se, Bang PuY-junctionTanyong Lulo (2) – Masjid Krue-Se,BanaY-junctionBarahom (Pare); Ramkomut Road – Bangpu, Yaring, YamuT-junctionsYaring112+800Ban Dee; Pattani Bypass Road – Yarang, Nongchik, Hatyai, SongkhlaT-junctions11X+XXXBuecho – YaringLocal Highway (former PN.2067) – Ban Takae, Yarang, Manang YongJunctions11X+XXXBang Pu – YaringLocal Highway – Ban Din Daeng, YarangJunctions12X+XXXYaringLocal Highway (former PN.2062) – Talok KaporPN.2020 – Mayo, YarangJunctions12X+XXYamu; Ramkomut Road – YaringT-junctionsBRKhlong Tanyong Bridge126+208Tanyong Dalo (Tolang) – Ban Nok, PanareT-junctionsMayo-Panare13X+XXX PalasPN.2065 – Panare, YaringPN.2066 – Mayo, ThungyangdaengJunctions135+108Mayo/Panare (Palas) – Panare, Mayo, Thungyangdaeng, Yarang, YalaJunctionsSai Buri145+325TrobonPN.2061; Ramkomut Road – Ban Chamao Samton, Saiburi – Thungyangdaeng, Raman, YalaJunctions14X+XXCho-kueyae – Saiburi, PanarePN.2026 - Kapho, Raman, RuesoJunctionsBRSaiburi River Bridge152+866Saiburi – Taluban, Saiburi, Kapho, Raman, Si SakhonJunctions154+559Lahan; Ramkomut Road – Saiburi, Panare, Ban TalokapoT-junctionsPattani-Narathiwat provincial borderBRKodo BridgeBacho159+042Ban Kodo – Maikaen, Mueang NarathiwatT-junctions160+461Palukasamo – Kapho, Raman, Yala – Maikaen, Bacho, Mueang NarathiwatJunctions171+196BachoLocal Highway – Pataerayo Waterfall, Raman – Mueang NarathiwatJunctionsYi-ngo180+096Tapoyo (Yango) – Rueso, Raman, Yala, Mueang NarathiwatJunctionsYi-ngo (1); Ramkomut Road – Ra-ngae, Rueso, Si SakhonY-junctionsYi-ngo (2); Ramkomut Road – Ra-ngae, Rueso, Si SakhonY-junctionsMueang Narathiwat193+536Narathiwat – Bang Nak, TakbaiT-junctions197+333Lamphu; Ra-ngae Markha Road – Mueang Narathiwat, Ra-ngae, Chanae, SukhirinJunctionsBRBang Nara Bridge211+988Sapom – Mueang Narathiwat, Yi-ngoJunctionsTak Bai229+962Tak-Bai (former Highway 4084) – CheheT-junctionsBRChehe BridgeSu-ngai Kolok262+283PasematNT.2031; Su-ngai Kolok Ring Road – Su-ngai PadiT-junctionsSu-ngai Kolok train crossing262+929Su-ngai Kolok; Su-ngai Padi Road – Su-ngai Padi, Cho-airong, Mueang Narathiwat – Waeng, Buketa, Lochut, SukhirinJunctionsSu-ngai Kolok Checkpoint263+779BRKolok River BridgeCrossingLength: 109.73 mASEAN Thailand–Malaysia BorderThrough to Malaysia Federal Route 3
References
Sources ระบบสารสนเทศโครงข่ายทางหลวง กรมทางหลวง กระทรวงคมนาคม Google แผนที่ สำนักงานศุลกากรภูมิภาคที่ 4 - สำนัก/ด่านศุลกากร