The incident took place this afternoon between Rowghat and Tadoki villages under Koyalibeda police station limits where track-laying work is underway as part of the Dallirajhra-Rowghat railway project, a senior police official told PTI.
A group of armed Naxals reached the spot and asked workers to leave the place, said police.
The rebels then torched four trucks and a loader machine before taking a 40-year-old man, son of one of the project contractors, with them, the officer said.
The construction of Dallirajhara-Rowghat-Jagdalpur broad-gaugerailwayprojectcovering 235 km would allow transportation iron ore from the Naxal-affected area in north Bastar.
Work on the first phase covering a 95 km route from Dallirajhara toRowghatis in progress with 17 kmof tracks upto Gudum commissioned for passenger train traffic.