Several workers are feared trapped under the debris, and rescue operations are ongoing.

Police said workers had begun their routine shift when a large section of rock detached from the upper portion of the quarry and crashed onto those working below | Bengaluru News

A few people were working on top of the boulder. They were trying to free the boulder, which broke free and rolled down. It fell on a tractor being loaded with crushed stones.

Eight labourers from Bihar died in Bengaluru after a granite rock collapsed at a stone quarry during operations.