Signalling And Telecommunication Maintenance, Replacement /Refixing Works, Supply Of Minor Spares And Hiring Of Manpower And Maintenance Vehicles, From New Makarpura Station And Its Section Including Connecting Sidings & Gct, Dfcc Continuous Chainage From Km 420/20 To 436/22 (Including Its Connecting Lines With Ir & Gcts) Of Western Dedicated Freight Corridor In The Jurisdiction Of Cgm/Surat Unit."