At least 31 people were killed in Mali on Tuesday when a bus plunged off a bridge over a river near the western town of Kenieba, the transport ministry said, Report informs via Reuters.

The bus had been en route to Burkina Faso when the accident occurred at around 1700 local time, it said, adding Malians and citizens of elsewhere in the West African subregion were among the victims.

“The probable cause was the driver’s failure to control the vehicle,” it said.

Road accidents are more frequent in West Africa, where public transport is often overloaded and poorly regulated.