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 Preparatory School Aside from the British International School in Cairo and the Maadi British International School, also in Cairo, Lagos Prep is the only school in Africa that is COBIS-accredited; the others are in various European countries, Brunei, China, the Middle East and Turkey. In February 2011, following an inspection by the Independent Schools Inspectorate (ISI), the school claims, it became the first British School in Africa to meet the UK Department for Education (DfE)'s current standards for British Overseas Schools. The DfE does in fact recognise Lagos Preparatory School as one of only 12 overseas schools that satisfy its "standards required