ATR ATR-42-300 N971NA
26 November 1990 · St. Thomas · No injuries
Summary
On 26 November 1990 at about 11:06 local time, a ATR ATR-42-300 registered N971NA, operated by Executive Air Charter, Inc., was involved in an incident near St. Thomas. 47 people were on board and nobody was injured. The aircraft was slightly damaged. The NTSB has published a probable cause for this accident; it is quoted in full below.
The record
- Date
- at 11:06
- Classification
- Incident
- Location
- St. Thomas
- Nearest airport
- Cyrile E. King (STT)
- Coordinates
- Not recorded
- Aircraft
- ATR ATR-42-300
- Registration
- N971NA
- Category
- Airplane
- Engines
- 2
- Operator
- Executive Air Charter, Inc.
- Operating rule
- Part 121: Air Carrier
- Purpose of flight
- Unknown
- Phase of flight
- Not recorded
- Route
- San Juan → Unknown
- Aircraft damage
- Minor
- Weather
- VMC
- Light
- Day
- NTSB number
- MIA91IA032
People
Nobody was injured.
| On board | Died | Serious | Minor | Uninjured |
|---|---|---|---|---|
| 47 | 0 | 0 | 0 | 47 |
Probable cause
THE FAILURE OF THE LEFT MAIN LANDING GEAR SIDE BRACE LOWER ARM DUE TO FATIGUE RESULTING FROM CORROSION FORMATION, WHICH RESULTED FROM IMPROPER DESIGN TO PREVENT CORROSION FORMATION.
Quoted verbatim from the NTSB record. This site does not paraphrase or interpret it.
Read the full NTSB narrative
LEFT MAIN LANDING GEAR COLLAPSED DURING TAXI FROM LANDING. LEFT MAIN LANDING GEAR SIDE BRACE LOWER ARM HAD SEPARATED DUE TO FATIGUE IN THE AREA WHERE A BEARING IS MOUNTED. THE FATIGUE CRACK ORIGINATED IN AN AREA OF CORROSION DAMAGE ON THE LOWER ARM OUTSIDE OF THE BEARING RACE.
Quoted verbatim from the NTSB record.
Other ATR ATR-42 accidents
| Date | Aircraft | Location | Operator | Outcome | Died |
|---|---|---|---|---|---|
| 14 Sep 1991 | ATR ATR 42-300 | Muskegon, Michigan, United States | Simmons Airlines | Serious injuries | - |
| 13 Mar 1993 | ATR ATR 42 | Chicago, Illinois, United States | Simmons | No injuries | - |
| 18 Dec 1986 | ATR ATR-42 | Detroit, Michigan, United States | - | No injuries | - |
| 30 Dec 1995 | ATR ATR 42-300 | Honolulu, Hawaii, United States | Mahalo Air | Serious injuries | - |