International competitive bids are invited for the supply and installation of 380 kV to 154 kV, 9.2 km conductors (3B + 2x1,272 MCM and 954 MCM) and 380 kV, 6.7 km conductors (3B 954 MCM + 2x1,272 MCM) for the renewal of the Tepeören-Kurtköy-Kartal line and 380 kV, 0.8 km conductors (3B 954 MCM) for the Yeni DGKÇS-Kartal İrt line.