Those killed and injured were travelling in a minibus which was on its from Zira town to Chandigarh carrying supporters of Congress.
The visit is taking place in the backdrop of an incident in which a bus carrying Chinese and local workers fell into a ravine in Pakistan's restive Khyber Pakhtunkhwa province.
With road accidents in Kalahandi showing no signs of abating, district road safety committee has decided to take precautionary measures to curb the menace.
Accident occurred en route to Maddur after driver suddenly applied brakes
The vehicle was moving through a muddy road filled with cracks and potholes when the sudden jerks resulted in the two rear left tyres falling off.
The case pertains to the Uttar Pradesh State Road Transport Corporation that hired a bus which met with an accident resulting in the death of one person.
An association representing companies along this stretch has cautioned that if reflectors are not provided on the barricades, they will be responsible for numerous accidents during nights.
According to a railway source, the incident happened at 2:40 pm after the MEMU train crossed Yeliyur railway station and was heading towards Mandya.
The owner of the car, P Bhagwath, sustained injuries, while his new car and another parked car were damaged.
According to a report by the Union Ministry of Road Transport and Highways, Andhra Pradesh stands on the eighth spot in the number of road mishaps recorded in a year.
The injured has been admitted in a private hospital at Kalaburagi and the bodies of the deceased persons have been sent for postmortem.
The bus had left the city of Sialkot and was traveling on Taunsa Road and its destination was the city of Dera Ghazi Khan in eastern Punjab province.
Those killed have been identified as Virpal (60), Happy (35), Chhote (40), Rakesh (30), Abhay (18), Vineet (30) and Bhure (25), police said, adding they were returning from a wedding, the SP said.
The car was on its way to Sindhimal village from Toranmal, a hill station in the district, when the driver lost control over the vehicle, due to which it veered off the road and fell into the gorge.
Vadamalapeta police, who rushed to the spot on being alerted, shifted the injured to SVR Ruia Government Hospital.