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B763, en-route, New York NY USA, 2000
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Summary |
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On 30 March 2000, a Delta Airlines-operated Boeing 767-300 which was 15nm southeast of New York JFK after departure from there and was being flown visually at night by the First Officer with an 'international relief pilot' as extra crew on the flight deck, achieved 66 degrees of right bank before any of the the pilots noticed. A successful recovery was made with no consequences for the occupants and the aircraft then returned to JFK. |
Event Details | |
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When | March 2000 |
Actual or Potential Event Type |
Human Factors, Loss of Control |
Day/Night | Night |
Flight Conditions | VMC |
Flight Details | |
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Aircraft | BOEING 767-300ER |
Operator | Delta Air Lines |
Domicile | United States |
Type of Flight | Public Transport (Passenger) |
Origin | New York/John F Kennedy International Airport |
Intended Destination | Frankfurt am Main Airport |
Actual Destination | New York/John F Kennedy International Airport |
Take off Commenced | Yes |
Flight Airborne | Yes |
Flight Completed | Yes |
Flight Phase | Climb |
ICL / ENR |
Location En-Route | |
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Origin | New York/John F Kennedy International Airport |
Destination | Frankfurt am Main Airport |
Location | |
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Approx. | 15 NM SE of JFK Airport, NY |
HF | |
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Tag(s) | Inappropriate crew response (automatics), Ineffective Monitoring, Manual Handling, Spatial Disorientation |
LOC | |
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Tag(s) | Temporary Control Loss, Extreme Bank |
EPR | |
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Tag(s) | “Emergency” declaration |
Outcome | |
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Damage or injury | No |
Causal Factor Group(s) | |
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Group(s) | Aircraft Operation |
Safety Recommendation(s) | |
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Group(s) | None Made |
Investigation Type | |
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Type | Independent |
Description
On 30 March 2000, the crew of a Boeing 767-300 being operated by Delta Airlines on a scheduled passenger flight from New York JFK to Frankfurt temporarily lost control of the aircraft during the climb whilst flying manually in 'dark night' VMC with an augmenting 'relief pilot' present on the flight deck. A successful recovery was made with no consequences for the occupants and the aircraft then returned to New York
Investigation
An Investigation was carried out by the National Transportation Safety Board (USA) (NTSB)
It was established that the aircraft had reached a 66 degree bank to the right before any of the three pilots noticed.
The Probable Cause of the occurrence was determined as "the Firsr Officer's failure to maintain control of the airplane during climb out over water at night, which was a result of spatial disorientation" with "factors in the incident (being)the cloud layer and dark night.
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Further Reading
For further information, see the NTSB Incident Report (IAD00IA032)