The incident took place at around 1.30 am when a group of labourers was working inside Arihant Rice Mill located under the Tongpal police station area of the district, around 380km from here, a police official said.
As per preliminary investigation, the workers were arranging sacks of rice and husk along the partition wall when it came down crashing on them, he said.
They got trapped under the rice sacks and the wall debris, he said.
Three of them, identified as Panku (25), Phoolchand (35) and Soma (25), were declared brought dead at the hospital, the official said.
Six others were injured and shifted to Maharani Hospital at Jagdalpur district headquarters where they were undergoing treatment, he added.
A case has been registered and further probe was on, the official added.
Disclaimer: No Business Standard Journalist was involved in creation of this content