Repair damaged road surface and complete traffic safety system in section Km1+800 - Km2+080; Km22+580 - Km24+00; Km24+900 - Km26; Km44+950 - Km45+150; Km48+00 - Km48+200 and Repairing expansion joints of Thach Son bridge; repairing bridge piers and girders at Cua Nhuong bridge, National Highway 15B, Ha Tinh province
Repair damaged road surface and complete traffic safety system in section Km1+800 - Km2+080; Km22+580 - Km24+00; Km24+900 - Km26; Km44+950 - Km45+150; Km48+00 - Km48+200 and Repairing expansion joints of Thach Son bridge; repairing bridge piers and girders at Cua Nhuong bridge, National Highway 15B, Ha Tinh province
Consulting on surveys, drawing up construction drawings and estimates for the project of repairing road surface damage and completing the traffic safety system for section Km1+800 - Km2+080; Km22+580 - Km24+00; Km24+900 - Km26; Km44+950 - Km45+150; Km48+00 - Km48+200 and Repairing expansion joints of Thach Son bridge; repairing bridge piers and girders at Cua Nhuong bridge, National Highway 15B, Ha Tinh province