Repair damage to bridges: double bridge km219+00, Quang Thanh 1 km257+270, slot km274+380; Hai Yen 1 km278+670; Hai Yen 2 km278+780; Hai Yen 3 km279+190; Repairing and supplementing the drainage groove system from Km173 - Km177; Km202+220 - Km202+700; Km202+900 - Km203+200 QL.18, Quang Ninh Province