Highway 43 (Thailand)

Highway 43 (Thai: ทางหลวงแผ่นดินหมายเลข 43), Hat Yai - Yaring or Khlong Wa - Yaring or Khlong Wa - Ban Dee It is one of the most important national highways in Southeastern Thailand and also part of Asian Highway 18 as concurrent of this route. This highway is a new highway that was cut to shorten the distance from Songkhla Province to Pattani Province after Highway 42's distance was farther than this highway. This route is an 4-lane highway along the entire route with a total distance of 109.152+ kilometers. it was also under responsible by Songkhla Highway Subdistrict 1, Songkhla Highway Subdistrict 2 (Na Mom) and Pattani Highway Subdistrict.

Highway 43 is main route of Songkhla Province and Pattani Province. The highway begins in Khlong Wa intersection, Khohong Subdistrict, Hat Yai District, Songkhla Province. The highway has 4 traffic lanes, heading east through Na Mom District, Chana District, Thepha District, entering Pattani Province at Nong Chik District and continuing to Mueang Pattani District then ends at Ban Dee Intersection, Yaring District, Pattani Province. On Songkhla Province is 74.397 kilometers. On Pattani Province is 34.755 kilometers.

As 12 March 2024, Department of Highway (DOH) opened 14km Pattani Bypass Highway (Maphrao Tondiaw Roundabout (Nong Chik)-Ban Dee (Yaring)) after 5 year of construction within total of 109.152 kilometers.^[1]

In the past, Highway 43's origin was in Kheha Intersection when Phetkasem road goes to Rattaphum to Hat Yai (now part of Highway 406, Highway 4287 and Highway 407) and Highway 43 terminus at Khlong Wa intersection, the current kilometer zero of this route was located.

Until now, Phetkasem Road extending and bypass its old route to Khlong Wa intersection, Highway 43 extended entire route of Highway 4131 to Khuan Mit intersection and a section of Highway 408 to Paching intersection. Highway 4086 were extended to Don Yang intersection but entrance to Chana was part of the route itself and entrance to Sakom Pakbang is part of Highway 4370, making Highway 43's terminus before extending to Ban Dee Intersection, its current terminus.

• แผนที่แสดงเส้นทางในควบคุมของแขวงการทางปัตตานี Archived 2024-04-04 at the Wayback Machine
• ระบบสารสนเทศโครงข่ายทางหลวง Archived 2016-06-16 at the Wayback Machine กรมทางหลวง กระทรวงคมนาคม