Structural Failure in Former Pfizer Tower Prompts Emergency Evacuation in Manhattan

On July 7, 2026, a major structural failure occurred in a 37-story former Pfizer headquarters at 235 East 42nd Street in Midtown Manhattan, which was undergoing a conversion from offices to luxury apartments. Two support columns on the 21st floor buckled, causing cracks and floor sagging up to the 26th floor, prompting a large-scale evacuation of the building and nearby structures, including a school and hotels Source: CNN. The FDNY reported that the building continued to move for hours, raising fears of a localized collapse Source: Infobae.

What happened

• Around 8 a.m., workers noticed columns bending and bricks falling, leading to an immediate evacuation Source: El Confidencial.
• Two columns on the 21st floor were severely deformed, with damage extending to the 26th floor Source: Clarín.
• The FDNY established a collapse zone and deployed drones to monitor movement Source: La Voz.

Stabilization and investigation

By nightfall, emergency shoring using hydraulic jacks and steel supports stabilized the building, allowing some street reopenings Source: Diario Libre. Buildings Commissioner Ahmed Tigani declared the structure stable Source: Infobae. However, engineers warned that partial demolition and replacement of damaged steel would be necessary Source: Diario Libre. Mayor Zohran Mamdani announced a full investigation Source: La Vanguardia.

Conversion challenges

The project, led by developer MetroLoft and architect Gensler, aims to create over 1,600 apartments, the largest office-to-residential conversion in NYC history Source: CNN. Critics argue such conversions face significant structural risks, especially when adding floors to older buildings Source: CNN.