14 fatalities

Ugolino Vivaldi Crashes After Lightning Strike Near Civitavecchia (I-DALO)

Civitavecchia, ItalyLanding (descent or approach)

On January 17, 1951, a Savoia-Marchetti SM.95 (registration I-DALO) operated by Linee Aeree Italiane - LAI was involved in an aviation accident near Civitavecchia, Italy during landing or approach. 14 people were killed. Investigators recorded the probable cause as: The probable cause of the accident was fire in flight, due to lightning striking the wing frame of the aircraft and igniting a mixture of air and petrol fumes in one of the wing panels or fuel tanks. This summary draws on records from the Bureau of Aircraft Accidents Archives (B3A); 7 related events involving the same aircraft type or operator are linked below.

Sourcesthe Bureau of Aircraft Accidents Archives (B3A)Source recordUpdated 2026-07-04Data APIEditorial standards

A four-engine aircraft named 'Ugolino Vivaldi' crashed near Civitavecchia after being struck by lightning. 14 occupants were killed; one crew member and two passengers were seriously injured.

Incident Overview

On an unspecified date, a four-engine aircraft named 'Ugolino Vivaldi' departed Paris-Le Bourget Airport at 1016 local time, bound for Rome-Ciampino. At 1436 local time, the crew reported their position at an altitude of 6,500 feet north of Civitavecchia.

Weather and Descent

While descending toward Ciampino, the aircraft encountered poor weather conditions, including thunderstorm activity and turbulence. The aircraft was struck by lightning, after which it dove into the ground and crashed near a railway road located 8 km north of Civitavecchia, approximately 75 km north of Ciampino Airport.

Casualties

A crew member and two passengers were seriously injured, while 14 other occupants were killed.

Probable Cause

The probable cause of the accident was fire in flight, due to lightning striking the wing frame of the aircraft and igniting a mixture of air and petrol fumes in one of the wing panels or fuel tanks.

Frequently asked questions

What happened in the 17 Jan 1951 Savoia-Marchetti SM.95 accident near Civitavecchia, Italy?

A four-engine aircraft named 'Ugolino Vivaldi' crashed near Civitavecchia after being struck by lightning. 14 occupants were killed; one crew member and two passengers were seriously injured.

Were there any fatalities in the 17 Jan 1951 Savoia-Marchetti SM.95 accident?

The accident was fatal, resulting in 14 fatalities.

What aircraft was involved and where did it happen?

The accident on 17 Jan 1951 involved a Savoia-Marchetti SM.95, registration I-DALO, operated by Linee Aeree Italiane - LAI, at Civitavecchia, Italy.

What was the probable cause of the accident?

The probable cause of the accident was fire in flight, due to lightning striking the wing frame of the aircraft and igniting a mixture of air and petrol fumes in one of the wing panels or fuel tanks.