Power Grid declared as successful bidder for 3 transmission projects under TBCB

New Delhi: Power Grid Corporation of India Limited (Power Grid) has been declared the successful bidder under the Tariff Based Competitive Bidding (TBCB) mechanism for three major Inter-State Transmission System (ISTS) projects. The company will develop these projects under the Build, Own, Operate, and Transfer (BOOT) model, further strengthening India’s power transmission network.

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According to a regulatory filing made to the National Stock Exchange (NSE) and the Bombay Stock Exchange (BSE), the company received the Letter of Intent (LoI) for these projects on March 3, 2025. The projects involve substantial infrastructure augmentation in Rajasthan, Gujarat, Andhra Pradesh, and Karnataka to support renewable energy evacuation and grid integration.

The first project, the Transmission System for Evacuation of Power from Rajasthan REZ Ph-V (Part-1: 4 GW) [Sirohi/Nagaur] Complex, comprises the augmentation of transformation capacity at the under-construction Sirohi substation in Rajasthan. It also includes the construction of 765kV double circuit (D/C) transmission lines traversing the states of Rajasthan and Madhya Pradesh.

The second project involves the augmentation of transformation capacity at Banaskantha (Raghanesda) PS (GIS) in Gujarat, which includes ICT augmentation works at the existing power station.

The third project, the Transmission System for Integration of Kurnool-IV REZ - Phase-I (for 4.5 GW), entails the establishment of a new 765/400/220kV pooling substation in Kurnool, Andhra Pradesh.

Additionally, it involves the augmentation of transformation capacity at the existing C’peta substation and the construction of 765kV and 400kV D/C transmission lines spanning Andhra Pradesh and Karnataka.

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