OPERATION & MANNING AND MAINTENANCE OF ALL E&M RELATED EQUIPMENTS, TUNNEL VENTILATION, TUNNEL LIGHTING, CCTV, PA, SOS/IP PHONES, SCADA, AND FIRE FIGHTING SYSTEM ETC. FOR TUNNEL T-43, T-44, T-49, T-50, T-51, T-52, T-53, T-54 & T-55, SANGALDAN- TCC, KHARI-TCC, & BANIHAL -TCC, INDOOR AND OUTDOOR ELECTRIFICATION OF KHARI AND SUMBUR STATION BUILDING WORK FOR 01 YEAR IN THE DHARAM-BANIHAL SECTION OF UDHAMPUR-SRINAGAR- BARAMULLA RAIL LINK PROJECT, JAMMU & KASHMIR