India, Nov. 20 -- A 22-year-old man died while five others sustained injuries after the roof of an under-construction three-storey house collapsed in Rabupura, Greater Noida on Wednesday morning, police said, adding rescue work is underway to locate some other workers believed to be trapped in the rubble.

The incident took place around 11.50 am as a group of workers were busy in the construction work at a house in Nagla Hukum Village in Rabupura and its roof collapsed, said police.

"The owner, Mahavir Singh, was constructing third floor of the house. The slab or lintel had probably already been cast, and its shuttering was being removed today when the roof collapsed," said ACP (Greater Noida) Sarthak Sengar.

On being alerted, a team fr...