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 State not part of Metropolitan Lagos. In 2003, many of the existing 20 LGAs were split for administrative purposes into Local Council Development Areas. These lower-tier administrative units now number 56: Agbado/Oke-Odo, Agboyi/Ketu, Agege, Ajeromi, Alimosho, Apapa, Apapa-Iganmu, Ayobo/Ipaja, Badagry West, Badagry, Bariga, Coker Aguda, Egbe Idimu, Ejigbo, Epe, Eredo, Eti Osa East, Eti Osa West, Iba, Isolo, Imota, Ikoyi, Ibeju, Ifako-Ijaiye, Ifelodun, Igando/Ikotun, Igbogbo/Bayeku, Ijede, Ikeja, Ikorodu North, Ikorodu West, Ikosi Ejinrin, Ikorodu, Ikorodu West, Iru/Victoria Island, Itire Ikate, Kosofe, Lagos Island West, Lagos Island East, Lagos Mainland, Lekki, Mosan/Okunola, Mushin, Odi Olowo/Ojuwoye, Ojo, Ojodu, Ojokoro, Olorunda, Onigbongbo, Oriade, Orile