11 fatalities

Training Aircraft Crashes Near Great Dunmow, All 11 Crew Killed (48-091)

Great Dunmow AFB, United KingdomFlight

On November 6, 1952, a Boeing B-50 Superfortress (registration 48-091) operated by United States Air Force - USAF (since 1947) was involved in an aviation accident near Great Dunmow AFB, United Kingdom in flight. 11 people were killed. Investigators recorded the probable cause as: It is believed that the loss of control was caused by gale. Also, the assumption that the pilot-in-command lost his orientation was not ruled out. 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 2026-06-12Data APIEditorial standards

A routine training mission from RAF Upper Heyford ended in a crash two miles west of Great Dunmow. All 11 crew members were killed, and a load of ammunition exploded, hampering rescue efforts.

Incident

A routine training mission originating from RAF Upper Heyford ended in tragedy when the pilot lost control of the aircraft. The airplane dove into the ground and crashed in a field located two miles west of Great Dunmow. Upon impact, the aircraft disintegrated.

Aftermath

All 11 crew members on board were killed. The aircraft was carrying a load of ammunition that exploded for several hours after the crash. The continuing explosions hampered the mission of rescue personnel who were attempting to reach the site.

Investigation

Official findings indicate that the loss of control was believed to have been caused by a gale. Additionally, the possibility that the pilot-in-command lost his orientation was not ruled out.

Probable cause

It is believed that the loss of control was caused by gale. Also, the assumption that the pilot-in-command lost his orientation was not ruled out.