Execution Of All S&T Works In Connection With 'Yard Remodeling Work Including Replacement Of Old Panel Interlocking By A New Distributed Electronic Interlocking At Namkom (Nkm) Station Of Ranchi Division Including S&T Works In Connection With Subway Work At Km 408/20-22 Between Nkm-Tis And Trr/Tws Work At Various Locations