Narrative:
The no. 1 engine suffered a uncontained failure 50 m into the takeoff roll. Debris bounced off the runway against the wing and ruptured the center fuel tank. The leaking fuel caught fire.
CAUSE: Failure of no. 1 engine first stage fan disk, causing a leak in the no. 2 fuel tank.
Uncontained engine failure
Runway mishap
accident date: 19-04-1970
type: McDonnell Douglas DC-8-62
registration: SE-DBE
accident date: 19-04-1970
type: McDonnell Douglas DC-8-62
registration: SE-DBE
| Status: | |
| Date: | Sunday 19 April 1970 |
| Time: | 05:45 |
| Type: |  McDonnell Douglas DC-8-62 |
| Operator: | Scandinavian Airlines System - SAS |
| Registration: | SE-DBE |
| MSN: | 45823/279 |
| First flight: | 1967 |
| Engines: | 4 Pratt & Whitney JT3D- |
| Crew: | Fatalities: 0 / Occupants: 11 |
| Passengers: | Fatalities: 0 / Occupants: 54 |
| Total: | Fatalities: 0 / Occupants: 65 |
| Aircraft damage: | Destroyed |
| Aircraft fate: | Written off (damaged beyond repair) |
| Location: | Roma-Fiumicino Airport (FCO) ( Italy)
|
| Crash site elevation: | 5 m (16 feet) amsl |
| Phase: | Takeoff (TOF) |
| Nature: | International Scheduled Passenger |
| Departure airport: | Roma-Fiumicino Airport (FCO/LIRF), Italy |
| Zürich-Kloten Airport (ZRH/LSZH), Switzerland | |
| Flightnumber: | 986 |
The no. 1 engine suffered a uncontained failure 50 m into the takeoff roll. Debris bounced off the runway against the wing and ruptured the center fuel tank. The leaking fuel caught fire.
Probable Cause:
CAUSE: Failure of no. 1 engine first stage fan disk, causing a leak in the no. 2 fuel tank.
Classification:
Rejected takeoffUncontained engine failure
Runway mishap
Photos
accident date: 19-04-1970
type: McDonnell Douglas DC-8-62
registration: SE-DBE
accident date: 19-04-1970
type: McDonnell Douglas DC-8-62
registration: SE-DBE
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 Roma-Fiumicino Airport to Zürich-Kloten Airport as the crow flies is 689 km (431 miles).
Distance from Roma-Fiumicino Airport to Zürich-Kloten Airport as the crow flies is 689 km (431 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.
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