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Investigators confirm that Miami bridge collapsed during post-tensioning
Investigator in Charge Robert Accetta briefs NTSB Chairman Robert Sumwalt on the status of the investigation. Photo: Chris O’Neil, courtesy NTSB. NTSB’s Investigator in Charge, Robert Accetta, used this elevation of the pedestrian bridge at FIU to explain its structure to reporters during the NTSB’s media briefing Friday 3/16. The NTSB is investigating the March 15 collapse of the bridge. Image courtesy NTSB.

Investigator in Charge Robert Accetta briefs NTSB Chairman Robert Sumwalt on the status of the investigation. Photo: Chris O’Neil, courtesy NTSB.
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Investigator in Charge Robert Accetta briefs NTSB Chairman Robert Sumwalt on the status of the investigation. Photo: Chris O’Neil, courtesy NTSB.