Narrative:
The plane was en route from Cauayan to Manila at 10500 feet when an explosion occurred in the lavatory. The tail section separated and the aircraft crashed.
Tail failure
Loss of control
| Status: | |
| Date: | Tuesday 21 April 1970 |
| Type: |  Hawker Siddeley HS-748-209 Srs. 2 |
| Operator: | Philippine Air Lines |
| Registration: | PI-C1022 |
| MSN: | 1643 |
| First flight: | 1968 |
| Crew: | Fatalities: 4 / Occupants: 4 |
| Passengers: | Fatalities: 32 / Occupants: 32 |
| Total: | Fatalities: 36 / Occupants: 36 |
| Aircraft damage: | Damaged beyond repair |
| Location: | near Cabanatuan ( Philippines)
|
| Phase: | En route (ENR) |
| Nature: | Domestic Scheduled Passenger |
| Departure airport: | Cauayan Airport (CYZ/RPUY), Philippines |
| Manila Airport (MNL/RPLL), Philippines |
The plane was en route from Cauayan to Manila at 10500 feet when an explosion occurred in the lavatory. The tail section separated and the aircraft crashed.
Classification:
Sabotage Tail failure
Loss of control
Sources:
» Aircraft hijackings and other criminal acts against civil aviation : statistics and narrative reports / FAAPhotos
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 Cauayan Airport to Manila Airport as the crow flies is 279 km (174 miles).
Accident location: Global; accuracy within tens or hundreds of kilometers.
Distance from Cauayan Airport to Manila Airport as the crow flies is 279 km (174 miles).
Accident location: Global; accuracy within tens or hundreds of 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.
languages: 
Philippines
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HS-748
- ca 337 built
- 9th loss
- 4th fatal accident
- 2nd worst accident (at the time)
- 7th worst accident (currently)
Philippines- 5th worst accident (at the time)
- 10th worst accident (currently)
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