What we know about the Satya Niketan building that collapsed

The Satya Niketan building that collapsed in Delhi was a load-bearing structure with no reinforced cement concrete frame and brick walls measuring about 4.5 inches thick. The building housed paying guests, mainly students, in a densely populated South Delhi resettlement colony where plots typically cover about 55 square yards.

Property-tax records describe the collapsed structure as a basement plus four storeys. The ground floor, first floor, second floor and part of the third floor dated from 1970 to 1980. A basement covering part of the property and the remaining section of the third floor were added later, in 1997-98.

The road outside the property is commercially notified. Shops occupied the ground floor, while the upper floors operated as paying guest accommodation. Records show that the property had paid the applicable annual conversion charges for that use since 2007 and that its owners used the SUNIYO scheme from 2020-21 to 2025-26.

MCD officials said their preliminary assessment found no new construction underway when the building collapsed, though the owner had recently carried out repairs and renovation. The exact cause has not been established. Officials indicated that heavy rain over the preceding several days may have weakened the old structure. Rescue and debris-clearance work continued into Monday, with completion expected by the end of the day, as the civic body pursued wider action against unauthorised construction and misuse of premises.