Seven people were killed and 27 others were injured when a bus overturned on the Motorway near the Salt Range in Kallar Kahar area on Sunday.
The bus was on its way to Raiwand from Nowsehera carrying 80 passengers, part of a Tableeghi (religious preaching) congregation, at the time time of accident.
The accident occurred due to over speeding, according to police sources.
All injured were shifted to a hospital in Rawalpindi for treatment.
Previously, last year in September, an accident in the same area had claimed the lives of at least 45 students in a similar accident.