Project Supervision Services Pss At Various Construction Sites/ Sections In Connection With The Work Of Design, Supply, Erection, Testing & Commissioning For Up-Gradation Of Existing 1X25kv Electric Traction System Into 2X25kv Electric Traction System In Between Chheoki Incl. - Manikpurincl. Section Of Prayagraj Division Of North Central Railway94 Rkm/200 Tkm In The Jurisdiction Of Electrical Traction Distribution Department Of Prayagraj Division North Central Railway.