Kolkata, June 24 -- Five labourers died and 20 were injured after a three-storey under-construction private warehouse in West Bengal's Taratala area of west Kolkata collapsed on Wednesday afternoon, chief minister Suvendu Adhikari said.

Of the five deceased, two have been identified as Rohit Chowdhury and Krishna Chowdhury, he said.

"Of the 20 people who survived, two are in extremely critical condition," Adhikari said. "All five people were declared dead on arrival at the hospital," he said.

Health minister Sharadwat Mukherjee said most of the people suffered multiple fractures.

"Since the legislative assembly is in session I will announce compensation for the victims and action to be taken by the government when the House meets tomo...