The incident happened in the early hours in the northeastern district of the city that mostly houses migrant workers, with rescue teams digging through the rubble throughout the day.
Eleven people were pronounced dead, NDTV channel reported, though 11 others were rescued and taken to hospital. Five were still undergoing treatment, the network said.
“Condolences to those who have lost their loved ones,” Modi’s office posted on social media. “May the injured recover soon.”
President Droupadi Murmu, whose official palace was just 20km (12 miles) from the site, said that “the deaths of many people including women and children is very sad”.
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