Three agricultural labourers were killed and 20 other workers were injured when a tractor trolley in which they were travelling overturned near Gudipadu in Duvvur mandal of Kadapa district on Thursday.
In another accident, two persons died near Gammon Bridge on the outskirts of Rajamahendravaram.
According to Rajanagaram police, a car a flat tyre while crossing the bridge. Two persons were changing the tyre when a truck rammed the vehicle.
In the third incident, a driver died on the spot while another was badly injured when two lorries collided on the Nayudupeta-Tirupati national highway in Pellakur mandal here in Nellore.