Narrative:
The aircraft climbed to 245 feet after takeoff until it encountered an area of heavy rainfall. The speed dropped and the aircraft descended into the ground tail-first.
While descending, the flaps were retracted inadvertently.
PROBABLE CAUSE: "The aircraft encountered heavy rains and downdraft immediately after take-off, while passing through an active cumulonimbus cloud, and poor airmanship exhibited by the flight crew"
| Status: | Accident investigation report completed and information captured |
| Date: | Tuesday 16 June 1981 |
| Time: | 16:27 |
| Type: |  Hindustan Aeronautics Ltd. HAL-748-224 Srs. 2 |
| Operator: | Indian Airlines |
| Registration: | VT-DXI |
| MSN: | 514 |
| First flight: | 1968 |
| Crew: | Fatalities: 0 / Occupants: 4 |
| Passengers: | Fatalities: 0 / Occupants: 24 |
| Total: | Fatalities: 0 / Occupants: 28 |
| Aircraft damage: | Destroyed |
| Aircraft fate: | Written off (damaged beyond repair) |
| Location: | near Tirupati Airport (TIR) ( India)
|
| Phase: | Initial climb (ICL) |
| Nature: | Domestic Scheduled Passenger |
| Departure airport: | Tirupati Airport (TIR/VOTP), India |
| Hyderabad-Begumpet Airport (HYD/VOHY), India | |
| Flightnumber: | IC519 |
The aircraft climbed to 245 feet after takeoff until it encountered an area of heavy rainfall. The speed dropped and the aircraft descended into the ground tail-first.
While descending, the flaps were retracted inadvertently.
Probable Cause:
PROBABLE CAUSE: "The aircraft encountered heavy rains and downdraft immediately after take-off, while passing through an active cumulonimbus cloud, and poor airmanship exhibited by the flight crew"
Sources:
» Accidents summary 1981 / Ministry of Tourism and Civil Aviation, CAD, ASDPhotos
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 Tirupati Airport to Hyderabad-Begumpet Airport as the crow flies is 438 km (274 miles).
Distance from Tirupati Airport to Hyderabad-Begumpet Airport as the crow flies is 438 km (274 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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