There are few traffic lights or stop signs. Gridlock is common in urban areas. The rainy season from May to October is especially dangerous because of flooded roads. Night driving should be avoided for several reasons. Bandits and police road blocks are more numerous at night.
Streets are very poorly lit and many vehicles lack one or both headlights.
From time to time, chronic fuel shortages lead to long lines at service stations, disrupting or even blocking traffic for extended periods. Public transportation vehicles are both unsafe and overcrowded. Passengers in local taxis have been driven to secluded locations where they are attacked and robbed. Several of the victims have required hospitalization. The Embassy advises that public transportation throughout Nigeria is dangerous and should be avoided.