No fatalities

1990-07-25: Boeing 707 (ET-ACQ) — Ethiopian Airlines — Addis Ababa-Bole, Ethiopia

Addis Ababa-Bole, EthiopiaTakeoff (climb)

On July 25, 1990, a Boeing 707 (registration ET-ACQ) operated by Ethiopian Airlines was involved in an aviation accident near Addis Ababa-Bole, Ethiopia during takeoff. No fatalities were reported. Investigators recorded the probable cause as: Both engine n°2 and 3 lost power after being hit by a flock of pigeons. 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 1781212742Data APIEditorial standards
Boeing 707
Photo: USAF / Public domain, via Wikimedia Commons

During takeoff at Addis Ababa-Bole Airport, an aircraft struck pigeons, lost power on two engines, aborted takeoff, overran runway, and was written off. All four crew members escaped uninjured.

Accident

During the takeoff roll on runway 07 at Addis Ababa-Bole Airport, at a speed of approximately 100 knots, the captain observed pigeons near the runway. Shortly thereafter, power dropped on engines number 2 and 3. The crew decided to abort the takeoff and initiated emergency braking. Unable to stop within the remaining runway distance, the aircraft overran the runway, losing its undercarriage. It then descended an embankment and came to rest, broken into two sections.

Damage and Injuries

The aircraft was written off. All four crew members on board escaped uninjured.

Probable Cause

The official investigation determined that both engines number 2 and 3 lost power after being struck by a flock of pigeons.