No fatalities

Nose Gear Collapse During Landing Results in Total Loss of Aircraft (ST-ALK)

Khartoum, SudanLanding (descent or approach)

On July 14, 1990, a Boeing 707 (registration ST-ALK) operated by Trans Arabian Air Transport - TAAT was involved in an aviation accident near Khartoum, Sudan during landing or approach. No fatalities were reported. Investigators recorded the probable cause as: The nose gear collapsed on landing for unknown reasons. This summary draws on records from the Bureau of Aircraft Accidents Archives (B3A); 2 related events involving the same aircraft type or operator are linked below.

Sourcesthe Bureau of Aircraft Accidents Archives (B3A)Primary reportUpdated 2026-06-11Data APIEditorial standards
Boeing 707
Photo: USAF / Public domain, via Wikimedia Commons

An aircraft suffered a nose gear collapse upon touchdown, causing engine damage and a short slide. All five crew members escaped uninjured, and the aircraft was declared beyond repair.

Incident Overview and Damage Assessment During the landing phase, the aircraft's nose gear collapsed, leading to significant structural damage. The impact resulted in damage to both engine number 2 and engine number 4. Following the collapse, the aircraft slid for a few dozen meters before finally coming to a stop. The extent of the damage sustained during the incident rendered the aircraft beyond repair, resulting in a total loss. ## Crew Safety and Official Findings Despite the severe damage to the airframe and engines, all five crew members on board were able to escape the aircraft without sustaining any injuries. The official investigation into the incident concluded that the nose gear collapsed on landing for unknown reasons. No specific cause for the mechanical failure was identified in the official findings.

Probable cause

The nose gear collapsed on landing for unknown reasons.