No fatalities

1973-04-17: Vickers Viscount (YI-ACL) — Iraqi Airways — Mosul, Iraq

Mosul, IraqLanding (descent or approach)

On April 17, 1973, a Vickers Viscount (registration YI-ACL) operated by Iraqi Airways was involved in an aviation accident near Mosul, Iraq during landing or approach. No fatalities were reported. Investigators recorded the probable cause as: Improper operation of the fuel system followed by failure to extend the undercarriage. This summary draws on records from the Bureau of Aircraft Accidents Archives (B3A); 8 related events involving the same aircraft type or operator are linked below.

Sourcesthe Bureau of Aircraft Accidents Archives (B3A)Primary reportUpdated 1781232811Data APIEditorial standards
Aircraft registered YI-ACL
Aircraft registered YI-ACL. Photo: RuthAS / CC BY 3.0, via Wikimedia Commons

During descent to Mosul, the crew encountered fuel system problems, declared an emergency, and failed to lower the undercarriage due to checklist omission. The airplane landed on its belly, all 33 occupants evacuated safely, but the aircraft was damaged beyond repair.

Incident

While descending to Mosul, the crew experienced technical problems with the fuel supply system. They declared an emergency as the situation developed. In the resulting confusion, the pilots did not follow the approach checklist and consequently failed to lower the undercarriage.

Sequence of Events

The aircraft made contact with the runway on its belly, sliding for a dozen meters before coming to rest. The landing gear remained retracted throughout the landing.

Evacuation and Damage

All 33 occupants on board evacuated safely without reported injuries. The aircraft, however, sustained significant damage during the belly landing and was assessed as damaged beyond repair.

Probable Cause

The official investigation identified the probable cause as: improper operation of the fuel system followed by failure to extend the undercarriage.