Consultancy Services Of Supervision Consultant For Supervision Of (I) Rehabilitation And Up-Gradation From 2 Lane To 4 Lane On Nh Stretch Under Nhdp-Ivb For Varanasi-Dagmagpur Section Of Nh-7 And Design Chainage Km 15.100 To Km 49.100 Length 34 Km (Package-1) (Ii) Rehabilitation And Up-Gradation From 2 Lane To 4 Lane On Nh Stretch Under Nhdp-Ivb For Dagamagpur-Lalganj Section Of Nh-7 And Design Chainage Km 49.100 To Km 96.800 Length-47.7 Km (Package-2) (Iii) Rehabilitation And Up-Gradation