Status: | Accident investigation report completed and information captured |
Date: | Sunday 9 January 2011 |
Time: | 19:45 |
Type: |  Boeing 727-286 |
Operator: | Iran Air |
Registration: | EP-IRP |
MSN: | 20945/1048 |
First flight: | 1974-06-12 (36 years 7 months) |
Total airframe hrs: | 9019 |
Engines: | 3 Pratt & Whitney JT8D-15 |
Crew: | Fatalities: 8 / Occupants: 9 |
Passengers: | Fatalities: 70 / Occupants: 96 |
Total: | Fatalities: 78 / Occupants: 105 |
Aircraft damage: | Destroyed |
Aircraft fate: | Written off (damaged beyond repair) |
Location: | 8 km (5 mls) from Urmia (Orumiyeh) Airport (OMH) ( Iran)
|
Phase: | Approach (APR) |
Nature: | Domestic Scheduled Passenger |
Departure airport: | Tehran-Mehrabad Airport (THR/OIII), Iran |
Destination airport: | Urmia (Orumiyeh) Airport (OMH/OITR), Iran |
Flightnumber: | 277 |
Narrative:An Iran Air Boeing 727 passenger jet was damaged beyond repair in an accident about 8 km from Urmia (Orumiyeh) Airport (OMH), Iran. There were 96 passengers and nine crew members on board. The airplane operated on flight IR277 from Tehran-Mehrabad Airport (THR) to Urmia (Orumiyeh) Airport (OMH). It left Tehran at 18:15, after a delay of over two hours due to severe weather at the destination.
Probable Cause:
The effect of a combination of bad weather and cockpit crews' failure to deal with the situation is the major cause of the accident.
Contributing factors:
- The old technology of aircraft systems
- Absence of a suitable simulator for adverse weather conditions
- Failure to correctly execute the operating instructions for go around
- Inadequate cockpit management (CRM)
Classification:
Loss of control
Sources:
» IRNA, FARS
METAR Weather report:
16:00 UTC / 19:30 local time:
OITR 091600Z 26004KT 0800 SN SCT015 SCT020 OVC060 00/00 Q1016=Wind 260 degrees at 4 knots; Visibility 800 m in snow; scattered clouds 1,500 ft; scattered clouds 2,000 ft.; overcast 6,000 ft.; Temperature 0°C; Dew point 0°C; 1016 hPa
Photos

accident date:
09-01-2011type: Boeing 727-286
registration: EP-IRP

accident date:
09-01-2011type: Boeing 727-286
registration: EP-IRP

accident date:
09-01-2011type: Boeing 727-286
registration: EP-IRP

accident date:
09-01-2011type: Boeing 727-286
registration: EP-IRP
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 Tehran-Mehrabad Airport to Urmia (Orumiyeh) Airport as the crow flies is 595 km (372 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.