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Last updated: 9 December 2021
Status:Schlussbericht
Datum:Donnerstag 7 Mai 1981
Zeit:ca. 10:54
Flugzeugtyp:Silhouette image of generic BA11 model; specific model in this crash may look slightly different
BAC One-Eleven 529FR
Fluggesellschaft:Austral Lineas Aéreas
Kennzeichen: LV-LOX
Werknummer: 212
Baujahr: 1970
Betriebsstunden:21729
Triebwerk: 2 Rolls-Royce Spey 512-14DW
Besatzung:Todesopfer: 5 / Insassen: 5
Fluggäste:Todesopfer: 26 / Insassen: 26
Gesamt:Todesopfer: 31 / Insassen: 31
Sachschaden: Zerstört
Konsequenzen: Written off (damaged beyond repair)
Unfallort:15 km (9.4 Meilen) ESE vom Land entfernt von Buenos Aires-Jorge Newbery Airport, BA (AEP) (   Argentinien)
Flugphase: Während des Fluges (ENR)
Betriebsart:Inländischer planmäßiger Passagierflug
Flug von:Tucumán Airport, TU, Argentinien
Flug nach:Buenos Aires-Jorge Newbery Airport, BA (AEP/SABE), Argentinien
Flugnummer:AU901
Unfallbericht:
Austral flight 901 departed Tucumán at 09:11 for a flight to Buenos Aires. The flight was uneventful and at 10:35 the Tower controller cleared the flight to descend to 750 metres to the San Fernando VOR and cleared the flight for a direct approach to runway 13 from the VOR. At 10:40 the flight reported over the OP VOR and was cleared to land. The wind had shifted from 6 knots at 60 degrees to 12 knots at 030 degrees. Visibility was reducing. At 10:42 the crew reported the runway in sight and obtained the current weather information, which included heavy rainfall, wind 360 degrees at 10 knots. The pilots lost sight of the runway and decided to abort the approach. The One-Eleven continued South to the Quilmes (ILM) NDB. The Tower controller cleared the flight to hold over the ILM beacon at 900 metres. Because of Cumulonimbus clouds over the NDB, the crew requested a holding pattern over the Río de la Plata at 600 metres. At 10:52 they were cleared for another straight in approach to runway 31. Shortly afterwards the pilots lost control of the plane, which crashed into the river. Just 55-65% of the wreckage was recovered; both FDR and CVR were not found after 42 days of searching.

Probable Cause:

PROBABLE CAUSE: "Loss of control of the aircraft and impact with the water by an error of appreciation by the pilot in assessing the meteorological conditions on crossing through a zone of influence of an extremely violent cumulonimbus." (Junta de Accidentes de Aviacion Civil)



Fotos

photo of BAC-One-Eleven-529FR-HB-ITL
accident date: 07-05-1981
type: BAC One-Eleven 529FR
registration: HB-ITL
 

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 Tucumán Airport, TU to Buenos Aires-Jorge Newbery Airport, BA as the crow flies is 1072 km (670 miles).
Accident location: Approximate; accuracy within a few kilometers.

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.
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BAC One-Eleven

  • 245 built
  • 16th loss
  • 9th Fataler Unfall
  • 5th worst accident (Zu diesem Zeitpunkt)
  • 6th worst accident (Momentan)
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 Argentinien
  • 8th worst accident (Zu diesem Zeitpunkt)
  • 10th worst accident (Momentan)
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