Electrical Substation and Transformer Installation, Maintenance, and Renovation Services

Central Coalfields Limited (CCL) is inviting bids for a comprehensive electrical works contract. This open tender, with reference number GM (NK)/EnM/e-NIT/2026-27/107, seeks qualified and experienced contractors for the "Installation, Erection, Dismantling, Renovation, Reconditioning and Maintenance of HT or LT Electrical Substations, 100 kVA, 11kV/3.3kV/440V Transformers, Overhead Lines, Power Distribution Systems and LT Panels at Sub-station or Switching Station." The scope of work specifically includes sub-station and switching station yard work, encompassing a range of electrical installations and ongoing maintenance services at locations including Rohini, KDH, and Purnadih OCP. The e-NIT was published on November 9, 2026, at 11:00 AM, with the document download period running from the same date and time until November 25, 2026, at 5:00 PM. Bidders can commence submission of bids from November 9, 2026, at 11:00 AM, with the final bid submission deadline also set for November 25, 2026, at 5:00 PM. The bid opening will take place on November 26, 2026, at 11:00 AM. A Bid Security Deposit (EMD) of INR 69,300 is mandatory for participation. The tender inviting authority is SO EnM NK, located at the GM Office, NK Area.