The incident took place between Dhanora and Orchha villages under Orchha police station limits whereconstruction of a culvertover a rivulet was underway, a local police official told PTI.
The road is being constructed betweenNarayanpur town and Orchha, around 350 kms from state capital Raipur.
As per preliminary information, around 50 armed Naxals stormed the area and after threatening the workers on the construction site, they torched a tractor and a mixture machine stationed at the construction site, he said.
On getting information about the incident, a police team was rushed to the spot and a combing operation was launched in the area to nab the attackers, the official said.
Naxals have been opposing the construction of this road which is being built in their stronghold, he added.
On April 24,as many as 25 CRPF personnel were killed and seven others injured when naxals attacked a patrol party of the paramilitary troops while they were ensuring security to the road construction work near Burkapal village of the state's Sukma district.