Package 09.Hb.26: Construction Of Items To Repair Embankments To Prevent Landslides At Column Foundations At Positions 60, Lines 233, 253 Hoa Binh (A100) - 273 West Hanoi (T500Thn); Repair Of Column Foundation Landslide Protection Embankment At Position 113, Line 280 Hoa Binh (A100) - 271 Son Tay (E1.35)