Kathara Colliery 11kV Transformer Bushing Insulator Repair and Replacement Services

Work Description - Repairing And Changing Of Bushing Insulator With Stud Of 3mva, 11kv/3.3kv Transformer Installed At 3-no. Sub-station Near Jhirkey Under Kathara Colliery.

Central Coalfields Limited (CCL), a Public Sector Undertaking, is inviting bids for a critical works contract concerning the repair and replacement of bushing insulators with studs on a 3MVA, 11KV/3.3KV Transformer. This essential maintenance is to be carried out at three substations located near Jhirkey, within the Kathara Colliery jurisdiction. The tender, identified by Tender ID 2026_CCL_363121_1 and Tender Reference Number KTC/PE/EnM/26-27/19 Dated- 05.08.2026, is an open tender under the Item Rate form of contract. Bidders must submit their proposals through a two-cover system, with the finance cover containing the Bill of Quantities (BOQ) in .xls format and the first cover requiring scanned copies of relevant documents including a Satisfactory Work Completion Certificate, Digital Signature Certificate, Electrical Licence, and an Undertaking (Annexure-II), all in .pdf format. The EMD amount for this tender is fixed at ₹5,300, payable online. The critical dates for this tender are as follows: document download and bid submission commence on August 6, 2026, at 6:00 PM, with both activities concluding on August 17, 2026, at 6:00 PM. The bid opening is scheduled for August 18, 2026, at 10:00 AM. The work is expected to be completed within a period of 15 days, and bidders must ensure a bid validity of 120 days. The tendering authority is Project Engineer (EnM), Kathara Colliery, located at P.E. (EnM), Office of the PO, Kathara Colliery, Pincode 829116.