Kavathampalayam & Edayarpalayam High-Voltage Substation and Transmission Line Project, Chennai

Work Description - Design, Detailed Engineering, Supply, Erection, Testing, Commissioning And Establishment Of (i) Kavathampalayam 765/400 Kv Ais Ss Along With 765 Kv And 400 Kv Transmission Lines And (ii) Edayarpalayam 400/230-110 Kv Ais Ss Under Tbcb (boot Model)

TNEB Limited, a State Government organisation, through its Chief Engineer/Transmission, located at V Floor, TANTRANSCO HQ, 144, Anna Salai, Chennai- 600 002, invites Open Tenders under Tender cum Auction (TBCB - BOOT model) for the comprehensive project of "Design, detailed engineering, supply, erection, testing, commissioning and establishment of (i) Kavathampalayam 765/400 kV AIS SS along with 765 kV and 400 kV Transmission Lines and (ii) Edayarpalayam 400/230-110 KV AIS SS." This significant infrastructure project, categorised under Electrical Works, will be executed in Chennai. The tender, bearing Reference Number T-2363, was ePublished and made available for document download from 13-Feb-2026 at 05:00 PM, with clarifications open until 08-Apr-2026 at 05:00 PM. A mandatory Pre-Bid Meeting is scheduled for 02-Mar-2026 at 11:00 AM at the Chief Engineer/Transmission's office. Bids can be submitted from 25-Mar-2026 at 03:00 PM, with the deadline for document download and bid submission being 05-Aug-2026 at 03:00 PM. The technical and financial bids, submitted in two separate covers, will be opened on 06-Aug-2026 at 03:00 PM in Chennai. A substantial Earnest Money Deposit (EMD) of ₹ 35,00,00,000 is required, however, there is no Tender Fee. Bids will remain valid for 180 days from the opening date.