The bus heading towards Guna from Indore collided with a dumper truck and fell into a gorge on the side of the road, Maksi police station in-charge Bhim Singh Patel said.
He said three persons were killed and 18 others were injured, of whom three have sustained serious wounds in the accident.
The police reached the spot, pulled the bus out from the gorge using a crane and sent the injured for treatment, the official said.
Patel said the deceased included bus driver Gulab Sen, truck helper Bhawar Singh and Aman Chourasia, a passenger.
He said a case has been registered, and further investigation is underway. PTI COR ADU ARU
