Cessna 421 - C accident near Colombier-Saugnieu, Fr, September 24, 2013
On September 24, 2013 at about 8:50 am local time, a Cessna 421 - C, registered N556MB, was destroyed in an accident during takeoff near Colombier-Saugnieu. It was a business flight under non-U.S. private rules. 4 people were killed.
The NTSB's probable cause their words, unchanged
The NTSB has not yet published a probable cause for this accident. Investigations usually take one to two years; this page updates when the final report is released.
Source: NTSB aviation accident database, copy made October 5, 2026. Docket and reports at the NTSB.
What the record shows
- Date
- September 24, 2013 · about 8:50 am local time
- Place
- Colombier-Saugnieu, France · map
- Type
- Accident
- Injuries
- 4 people were killed.
- Weather
- not recorded
- Aircraft
- Cessna 421 - C C · all 421 - Cs on the register
- Registration
- N556MB · no longer on the register · serial 421C0468
- Damage
- Destroyed
- Flight
- Business flight · non-U.S. private rules
The factual record from the NTSB's investigation tables, in plain English
What happened, in order
- Loss of engine power (total) during takeoff
- Collision with terrain or object (not controlled flight into terrain) during uncontrolled descent
- Loss of control in flight during takeoff defining event
The aircraft
- Landing gear: fixed
- Fire on the ground
Weather at the time
- Temperature: 0°F (-18°C), dew point 0°F (-18°C)
Injuries
| Fatal | Serious | Minor | None | |
|---|---|---|---|---|
| Flight crew | 1 | |||
| Passengers | 3 |
Documents from the investigation the NTSB's docket: the evidence folder behind the report
The docket, the folder of records gathered during an investigation (maintenance records, photographs, witness statements, examinations), has not been read from the NTSB for this case yet; the list appears here once it has. Open the docket at the NTSB.
Everything on this page comes from the NTSB's public records. The narrative, probable cause and findings are the NTSB's own words; the coded tables behind the report are written out in plain English, with pilots' ages, home towns and medical details left out. The documents and photographs are the NTSB's docket, shown as the NTSB released them. This site's own text never names anyone involved. A preliminary report can change; the final report usually follows one to two years later, and the page is refreshed when it does.