The blast occurred about 500 metres from the security personnel near Erakonda village when the Border Security Force (BSF) troopers and local policemen were returning to their base after clearing a road which Maoists had blocked with a felled tree a day earlier.
"There was no report of any injury," district Superintendent of Police Akhileshwar Singh told IANS.
Malkangiri district, around 640 km from state capital Bhubaneswar, is considered a Maoist stronghold. The latest attack comes a day after Maosits set ablaze construction equipment of a contractor in the region.
The rebels also killed a contractor in Malkangiri district Oct 26 by slitting his throat after accusing him of spying on them for police.
Bhubaneswar: About 40 security personnel escaped unhurt in a landmine blast triggered by Maoists in Odisha's Malkangiri district Monday, police said.
First Published: Monday, October 29, 2012, 19:22