Five vehicles engaged in the construction of a water filter plant were put on the fire by naxals in Bijapur on April 11.
It took place in Bijapur's Naimed police station limits.
WTP is being built on the banks of Mingachal river to supply water to Bijapur town.
Bijapur recently saw a deadly attack on security forces by Naxals which left 22 personnel dead.
