Composite Work (Civil, Electrical, Mechanical And Signal &Amp Telecom) Involving Construction (A) At Njp Upgradation/Development Of Maintenance Infrastructure For Energy Efficient Vande Bharat Express At Coaching Complex/Njp. (B) At Sguj Infrastructure Construction Of Ge Loco Shed For Homing Of 250 Nos Ge Locos(wdg4 G/Wdg6 G). (C) New Jalpaiguri At Njp Next Generation Freight Maintenance Facilities In Katihar Division Over Northeast Frontier Railway.