A staircase slab collapsed at a residential building in the Diva area of Thane on Sunday, prompting a rescue operation in which five residents were safely evacuated. No injuries were reported in the incident, the civic body stated.

According to the Thane Municipal Corporation's Disaster Management Cell, the incident was reported at 12.52 pm at Datt Nivara Society, a ground-plus-two-storey residential building located behind Vaibhav Dhaba in Sabegaon, Diva West.