Lagos medical services at the primary, secondary, and tertiary levels. Although the private hospitals are usually more expensive, it does not necessarily translate to better health-care delivery. Lagos has one of the largest and most extensive road networks in West Africa. It also has suburban trains and some ferry services. Highways are usually congested in peak hours, due in part to the geography of the city, as well as to its explosive population growth. Lagos is also linked by many highways and bridges. A new rail system that is supposed to span the length of the Badagry expressway is currently under
Lagos 180 high-capacity buses for the implementation of the first phase Mile 12 to CMS BRT Lite system. An extensive urban rail system, Lagos Rail Mass Transit, running through the Lagos metropolis is currently under construction. Several intercity and commuter trains serve Lagos through the Lagos Terminus railway station. Lagos currently the world's largest city proper in term of population, which does not have grade-separated rapid transit system. Lagos State Ferry Services Corporation runs a few regular routes, for example between Lagos Island and the mainland, served by modern ferries and wharves. Private boats run irregular passenger services on the lagoon