Work on the second phase of the expressway will be carried out from 2020 to 2025 and will include sections from Bai Vot in Ha Tinh to Cam Lo in Quang Tri, and from Quang Ngai to Nha Trang. This second phase will be split into nine separate contracts. The first two phases will measure 1,372km and will cost $13.75 billion to build.
The third phase of the work will be for the stretch from Can Tho to Ca Mau and work will start in 2025. In all the expressway will measure 2,109km long and will run from Lang Son province in the north of Vietnam to Ca Mau province in the south of the country. The expressway project will include upgrading some existing sections of the route, with widening and improvement work and increasing the number of lanes from two to four. The project will also include the construction of new sections of four lane expressway however. Once complete the new expressway will cut journey times and improve transport right across the country.