Bac Giang – Lang Son Construction Investment project to section Km45 + 100 – Km108 + 500, combined with strengthening the road surface of NH1, section Km1 + 800 – Km106 + 500 in Bac Giang province and Lang Son province is implemented by BOT contract. Including 02 components:
– Highway component, the first point is Km45 + 100 (intersecting with NH1, Sao Mai, Chi Lang, Lang Son); end point is Km108 + 500, connected to the last point of the project to upgrade and expand NH1, Hanoi – Bac Giang section. Total length of the highway 63.86km.
– Component NH1, the first point is Km1 + 800, Huu Nghi border gate area, Lang Son; the end point is at Km112 + 038.84 (NH1), belonging to Tan Dinh communes, Bac Giang province. Total length is 110.2 km.

The project has a total investment amount is VND 12,189 billion, which is particularly important in serving economic development, strengthening connection with China, being expected by local people and Vietnam.

In this project, Vietnam ATV conducted most of the slope protection quantity for the whole route. The main construction method is drilling anchors, reinforced concrete beams of 2x2m, 3x3m, Shotcrete and wiremesh. The total value of implementation is about VND 350 billion.