Supply Of Kottavalasa -Koraput Doubling Project: Carrying Out Detailed Investigation Designs Including Feasibility Study Of Best Alignment, Uas ( Drone ) Survey, Geotechnical Investigation Of Formation, Major Bridges, Geological Mapping, Geological Investigation Design Of Tunnels , Preparation Of Gad S Of Bridges, Tunnels, Yards, Preparation Of Drawings For Electrical Works Etc In Connection With Doubling Of Railway Line For The Section Between Boddavara- Karakavalasa ( 51.00 Km ) On Kk Line Of Waltair Division, East Coast Railway.Kottavalasa -Koraput Doubling Project: Carrying Out Detailed Investigation Designs Including Feasibility Study Of Best Alignment, Uas ( Drone ) Survey, Geotechnical Investigation Of Formation, Major Bridges, Geological Mapping, Geological Investigation Design Of Tunnels , Preparation Of Gad S Of Bridges, Tunnels, Yards, Preparation Of Drawings For Electrical Works Etc In Connection With Doubling Of Railway Line For The Section Between Boddavara- Karakavalasa ( 51.00 Km ) On Kk Line Of Waltair Division, East Coast Railway.,