Adjustment of design documentation for the object "Technical rehabilitation of АIS-750 kV (inv.№100_25001_82510) SS 750 kV "Donbaska" by replacing OPN-750 AT-2 f. A, B and OPN-750 f.A, B, C SHR-750 joining "Pivdennodonbaska-750" (Donetsk region, Bakhmut district, Vesela Dolyna village, building 9) ".