Repair local road surface damage on section Km3+00 - Km66+530 (right side of the route); Km13+00 - Km69+158 (left side of the route) and Repair Ram A at Ninh Hiep intersection; Ram D intersection of National Highway 18; Ram E1 intersection of Highway 18; Ram E2 intersection of Highway 18; Ram G intersection of Highway 18; Ram B intersection of National Highway 18/ Hanoi - Thai Nguyen Expressway