In this article, we will explore West Africa's 15 highest bridges. Spanning nations like Nigeria, Ghana, Gambia, and Cameroon, these bridges represent major achievements in infrastructure that enhance connectivity and mobility. Top 15 Highest Bridge in West Africa: From towering cable-stayed bridges spanning expansive rivers to sleek flyover bridges easing inner-city traffic, the highest bridges of West Africa exemplify human ingenuity and progress. These iconic structures facilitate transportation, energize trade, and. An artist's impression of the Mtentu Bridge once completed. The South African National Roads Agency SOC Limited (Sanral) has announced the commencement of construction of the R4 billion Mtentu Bridge, which will be the highest bridge in Africa and one of the longest of its type in the world. The Mtentu Bridge forms part of the N2 Wild Coast road (N2WC) project, which aims to improve the travel time between Durban and East London.