At least 10 people were killed and 18 others injured when a bus skidded off a road and plunged down a cliff in central Sri Lanka, police said on Tuesday.

According to a police statement the bus from a state-owned company was travelling along a mountain road in the central hill town of Bandarawela when it veered off the road and fell down a 350-foot precipice on Monday night.

Five women and five men were killed, while the 18 injured included the driver and the conductor, the statement said.

Police say they were investigating to find the cause of the crash.