ALAPPUZHA: A Kerala State Road Transport Corporation (KSRTC) bus went up in flames in thE coastal district of Alappuzha on Friday morning.
The incident occurred when the bus was between Kayamkulam and Alappuzha, a police official said.
The passengers escaped unhurt as the driver noticed a burning smell and asked everyone to get off the bus quickly, they added.
"The fire has been extinguished by the fire force. The cause of the fire is yet to be ascertained," an officer from the Kayamkulam police station said.
Visuals of the burning bus on TV channels showed thick smoke billowing out from the vehicle which was stopped on the busy national highway 66.
The bus was almost fully gutted in the fire.