Supply of materials, laying, protection, jointing & termination of OFC and Quad cable, installation of associated equipment in 5 stations of KIR-KDPR and 6 stations of KIR-MFA in double line project including supply , installation, testing & commissioning of OFC equipments, PRS/UTS and other Passenger Amenities - PA system, Digital Clock etc including VHF communication, Control communication equipments with Emergency sockets for Emergency Communication, L/C gate communication in the entire section of KIR-KDPR and KIR-MFA in Katihar Division of N. F. Railway