Plan for project contractor selection: Repairing and ensuring traffic safety of the routes DT.576C, DT.585C, DT.587; Local repair of road surface Km4+699 ÷ km7+450, km11+050 ÷ km19+00, Khe Oh bridge pillar at km6+200-ĐT.588A; Repairing traffic safety systems and infrastructure of Dong Ha city routes; Local repair of background, road surface, drainage ditch along the segment of Km0+600 ÷ Km17+500-DT.586