Preliminary NTSB Investigation Into United Flight 328 Reveals Fan Blade Damage

On February 20, 2021, United Airlines Flight 328 took off from Denver International Airport. The Boeing 777-200 operated was scheduled to land at Honolulu International Airport. Shortly after takeoff, the plane skilled a proper engine failure. The aircraft landed safely at Denver International Airport, with no accidents or lack of life.

The National Transportation Safety Board (NTSB) on Monday supplied an replace on its investigation into United Airlines flight 328, revealing that the inlet and cowling separated from the Pratt & Whitney PW4000 turbofan plane engine, and that two of the engine’s fan blades had been fractured. 

The present probe is being carried out by the NTSB together with the Federal Aviation Administration, United Airlines, Boeing, Pratt & Whitney, the Air Line Pilots Association and the Independent Brotherhood of Teamsters.

On Sunday, FAA Administrator Steve Dickson revealed that the company will order “immediate or stepped-up” inspections of the Pratt & Whitney PW4000 fan blades.

​After Dickson’s announcement, United Airlines stated it might be instantly eradicating 24 Boeing 777 airplanes from its fleet that use the Pratt & Whitney PW4000.

​On Sunday, Boeing additionally issued an announcement addressing the incident.

Also on Monday, Egyptair introduced that it might be grounding 4 of its Boeing 777s in response to Boeing’s investigation.

The newest incident comes after Boeing has struggled to restore its status after the Boeing 737 MAX 8 in March 2019 was grounded worldwide after 346 individuals died in two crashes: Lion Air Flight 610 and Ethiopian Airlines Flight 302. 

The plane’s new flight management system, the Maneuvering Characteristics Augmentation System (MCAS), was discovered to be the trigger behind each lethal accidents. The MCAS, designed to be a security characteristic, is meant to guage sensor knowledge and push the aircraft’s nostril right down to maintain it from stalling within the occasion that the nostril of the aircraft is just too excessive.


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