Deadly Parking Garage Collapse In Philadelphia

No People April 9 2026 CHOP Children’s Hospital of Philadelphia Grays Ferry Pennsylvania Philadelphia United States building collapse construction accident construction site construction workers crane emergency response heavy equipment heavy machinery low angle missing workers parking garage collapse parking garage under construction partial collapse recovery operation recovery work rescue operation structural collapse wide shot worker death worker walking workplace accident worker scene partially collapsed parking garage April 9 2026 city officials failed precast section progressive collapse connected portions seven-story structure under construction Children’s Hospital David Suns NurPhoto building failure structural engineering accident safety measures infrastructure building materials urban development hospital expansion construction project collapse investigation city infrastructure construction safety engineering failure.