Package No. 4: Construction Items Of Repairing Damage To Local Cement Concrete Pavement In Section Km1360+00 - Km1365+00 And Section Km1371+800 - Km1372+400; Repair Damaged Road Surface Of Sections Km1365+700 - Km1366+400; Km1377+650 - Km1377+800, Km1369+00 -Km1369+200; Km1370+00 - Km1370+700; Km1370+900 - Km1371+100; Km1371+300 - Km1371+800, Km1373+00 - Km1374+00, Km1374+200 -Km1375+700, Ho Chi Minh Road; Repair, Replace, And Strengthen The Traffic Safety System To Ensure Qcvn 41:2024/Bgtvt Section Km1360+00 - Km1407+495 (East Branch); Handling And Enhancing Traffic Safety Section Km1374+500 - Km1374+950 Ho Chi Minh Road, Da Nang City (Including Contingency Costs) (EXPIRED)