Third Mainland Bridge Third Mainland Bridge Third Mainland Bridge is the longest of three bridges connecting Lagos Island to the mainland, the other are the Eko and Carter bridges. It was the longest bridge in Africa until 1996 when the 6th October Bridge located in Cairo was completed. The bridge starts from Oworonshoki which is linked to the Apapa-Oshodi express way and Lagos-Ibadan express way, and ends at the Adeniji Adele Interchange on Lagos Island. There is also a link midway through the bridge that leads to Herbert Macaulay Way, Yaba. The bridge was built by Julius Berger Nigeria PLC and opened by
Lagos Island of Industry were built in 1960. The Investment House land previously housed Grand Hotel before it was demolished. New Africa House of UAC, Elder Dempster House, Nigerian Ports Authority head office and National Electric Power Authority's former headquarters are located along the marina. Lagos Island Lagos Island (Isale Eko) is the principal and central local government area (LGA) in Lagos, Lagos State. It is part of the Lagos Division. As of the preliminary 2006 Nigerian census, the LGA had a population of 209,437 in an area of 8.7 km². The LGA only covers the western half of Lagos Island; the