Descripción:
Approximately 16 ft of the left inboard trailing edge flap separated while the aircraft was on final approach to land at Boston-Logan Airport. The approach and landing were completed without further incident. Investigation revealed 5 of the 8 bolts which hold the no. 3 flap track forward attach fitting to the wing showed signs of fatigue and the 3 remaining bolts showed overload type failures. No inspection requirements for the forward attachment bolts were required by Boeing at the time of the accident.
PROBABLE CAUSE:
flight control,flap attachment..fatigue
CONTRIBUTING FACTORS:
flight control,flap attachment..failure,partial
acft/equip,inadequate airframe..manufacturer
insufficient standards/requirements,manufacturer..manufacturer
maintenance..inadequate..manufacturer
maintenance,inspection..inadequate..manufacturer
| Estado: | Accident investigation report completed and information captured |
| Fecha: | domingo 15 diciembre 1985 |
| Hora: | 14:50 |
| Tipo: |  Boeing 747-136 |
| Operador: | British Airways |
| Registración: | G-AWNE |
| Numéro de série: | 19765/109 |
| Año de Construcción: | 1971 |
| Horas Totales de la Célula: | 55667 |
| Tripulación: | Fatalidades: 0 / Ocupantes: 17 |
| Pasajeros: | Fatalidades: 0 / Ocupantes: 252 |
| Total: | Fatalidades: 0 / Ocupantes: 269 |
| Daños en la Aeronave: | Considerable |
| Consecuencias: | Repaired |
| Ubicación: | Boston-Logan International Airport, MA (BOS) ( Estados Unidos de América)
|
| Fase: | Aproximación (APR) |
| Naturaleza: | Vuelo Internacional Programado |
| Aeropuerto de Salida: | London-Heathrow Airport (LHR/EGLL), Reino Unido |
| Boston-Logan International Airport, MA (BOS/KBOS), Estados Unidos de América | |
| Número de Vuelo: | BA215 |
Approximately 16 ft of the left inboard trailing edge flap separated while the aircraft was on final approach to land at Boston-Logan Airport. The approach and landing were completed without further incident. Investigation revealed 5 of the 8 bolts which hold the no. 3 flap track forward attach fitting to the wing showed signs of fatigue and the 3 remaining bolts showed overload type failures. No inspection requirements for the forward attachment bolts were required by Boeing at the time of the accident.
Probable Cause:
PROBABLE CAUSE:
flight control,flap attachment..fatigue
CONTRIBUTING FACTORS:
flight control,flap attachment..failure,partial
acft/equip,inadequate airframe..manufacturer
insufficient standards/requirements,manufacturer..manufacturer
maintenance..inadequate..manufacturer
maintenance,inspection..inadequate..manufacturer
Accident investigation:
|
Fuentes:
» NTSBSubsiguiente / acciones de seguridad
NTSB issued 3 Safety Recommendations
Show all...
Show all...
Fotos
Map
This map shows the airport of departure and the intended destination of the flight. The line between the airports does not display the exact flight path.
Distance from London-Heathrow Airport to Boston-Logan International Airport, MA as the crow flies is 5201 km (3251 miles).
Distance from London-Heathrow Airport to Boston-Logan International Airport, MA as the crow flies is 5201 km (3251 miles).
This information is not presented as the Flight Safety Foundation or the Aviation Safety Network’s opinion as to the cause of the accident. It is preliminary and is based on the facts as they are known at this time.
The Aviation Safety Network is an exclusive service provided by:
Quick Links:
| ASN Home | Send Correction / Feedback |
| FSF Home | Disclaimer | Copyright |
| Contact Us | Privacy Policy |
| Press / Media |
CONNECT WITH US:
©2023 Flight Safety Foundation