Repair damage to the foundation and road surface, complete the drainage system and traffic safety in sections Km18+00 - Km19+300, Km26+00 - Km26+400; Km28+300 –Km28+460; Km28+743 – Km33+00; Repairing sewers at Km28+355, repairing traffic safety system on Provincial Road 544, Nghe An province