At least 16 passengers sustained injuries as a private Volvo bus travelling from Jammu to Dehradun overturned in Damtal near Nurpur here, police said on Sunday.

According to police, the bus travelling along Jammu-Jalandhar National Highway, with 57 passengers on board, apparently went out of control and overturned on an adjoining service lane.

Police rushed to the spot and rescued the injured. They were shifted to the civil hospital at Indora.

Police officials said a case has been registered and an investigation is under way to ascertain the cause of the accident.

Officials said mechanical failure, speeding and other possible factors were being examined.