Highway 1A is a key highway of Vietnam. It starts at km 0 in Huu Nghi Quan (Friendship border gate) in the border between Vietnam and China, and ends at km 2301 +340m in Nam Can town, Ca Mau province.
It can be consider “the spine” of Vietnam, since it spreads across 32 provinces from Lang Son to Ca Mau, including big cities like Hanoi, Hue, Da Nang, Nha Trang and Ho Chi Minh City. The exact length of Highway 1A is 2,301.340 km, and it is one of the main transport highways of Vietnam. The width is 10-12m, with 2-4 lanes, wide enough for container-carriers and big trucks to use.
Photo : baolangson.vn
The highway contains 874 bridges, with capacity limit of 25-30 tons. Certain parts of the highway have seen grand improvement such as Hanoi - Ninh Binh in the north, Danang - Quang Ngai in the center and Trung Luong - HCMC in the South.
In order to facilitate flows of traffic, along with highway 1A, Vietnamese also built supporting highways for Highway 1A such as 1B (Dong Dang town to Thai Nguyen city), highway 1C (connects NhaTrang city with highway 1A) and highway 1D (to avoid going to Cu Mong pass and link Quy Nhon city with Phu Yen.