The Pratt & Whitney engine that failed minutes into United Airlines flight 328 showed signs of metal fatigue, investigators with the National Transportation Safety Board said during their first public briefing on Monday.
The investigation into the engine failure of a Boeing 777 could take more than a year, officials said, but already the picture is becoming clearer about what happened to the United Airlines flight on Saturday.
The investigation into the engine failure of a Boeing 777 could take more than a year, officials said, but already the picture is becoming clearer about what happened to the United Airlines flight on Saturday.
PICTURED - The broken fan blade that caused the Denver air explosion: Engine piece snapped off mid-flight because of wear and tear , sparked fire and fell onto soccer field, investigators say
Investigators believe a damaged fan blade broke off the Boeing 777 engine, chipping off part of a second one A preliminary on-scene exam indicates damage consistent with metal fatigue, NTSB s Robert Sumwalt said
Pictures of the aircraft in a hangar at Denver Airport yesterday show the damage to the engine up close
Recovered fan blade parts are being flown to a Pratt & Whitney laboratory and will be examined on Tuesday