TCN Commences Upgrade of 138km Alaoji–Onitsha Transmission Line
The Transmission Company of Nigeria (TCN) has kicked off the reconstruction and upgrade of the 138-kilometre Alaoji–Onitsha 330kV transmission line, a strategic move to strengthen electricity supply in the South-East. The project, executed in collaboration with the African Development Bank (AfDB), involves clearing the Right of Way (RoW) under a Resettlement Action Plan (RAP), according to a Monday statement from TCN.
The upgrade will convert the existing single-circuit line into a 330kV double-circuit quad-conductor line, greatly boosting the grid’s capacity and efficiency. Aromeh Adole, Assistant General Manager at the AfDB Project Implementation Unit, stated that the new line will deliver four times the transmission capacity of the current line, revolutionizing bulk power delivery in...










