India, Feb. 26 -- A gypsum panel ceiling of a portable cabin classroom collapsed at Dyal Singh College of Delhi University on Wednesday while a class was in progress, officials said.

Dyal Singh College principal VK Paliwal confirmed that no one was injured. College authorities attributed the incident to ageing infrastructure, noting that several classes are currently being held in makeshift porta cabins.

"Many of the porta cabins in the college where classes are being conducted are old, and it's hard to ascertain the current conditions of these porta cabins. We are trying to develop college infrastructure as soon as possible and have signed several MoUs for it," Paliwal said.

Students said the sixth-semester BA History class was underw...