Vellavedu – Guindy Line is a 400kV underground line with a length of 40km from Vellavedu, Tamil Nadu, India, to Guindy, Tamil Nadu, India.

The project, which is currently in the planning stage, is expected to be commissioned in 2023.


Vellavedu – Guindy Line is an underground line that will be operated by Tamil Nadu Transmission. The line will carry alternating current (AC) through double circuit cable.

Vellavedu – Guindy Line project development status

The construction works on the Vellavedu – Guindy Line project will be commenced in 2021 and commissioning is expected in 2023.

About Tamil Nadu Transmission

Tamil Nadu Transmission Corporation Ltd (TANTRANSCO) is a state owned provider of electric power transmission infrastructure. The company’s transmission infrastructure network includes three category sub stations with 765 KV, 400 KV and 230 KV capacities. It has state load despatch centre for grid operations in Erode, Tamil Nadu, India. TANTRANSCO is headquartered in Chennai, Tamil Nadu, India.


All publicly-announced T&D Line & Substation projects included in this analysis are drawn from GlobalData’s Power IC. The information regarding the projects is sourced through secondary information sources such as country specific utility players, company news and reports, statistical organisations, regulatory body, government planning reports and their publications and is further validated through primary from various stakeholders such as power utility companies, consultants, energy associations of respective countries, government bodies and professionals from leading players in the power sector.