# NTSB investigations: Douglas DC-9-31: Airframe/component/system failure/malfunction

NTSB aviation accident and incident investigations since 1962: the probable cause, findings, aircraft, crew, weather and docket of each, linked to the FAA registry and the FAA’s own reports.

## Latest cases

- [NTSB CHI97IA195](https://openairdocs.org/ntsb/CHI97IA195.md): McDonnell Douglas DC-9-30 · Flint, MI · Incident · No injuries · Incident investigation · Final report · Jul 5, 1997 · N963N · Minor damage
  > An electrical short in the wiring of the left wingtip oscillating position light auto transformer and a failure of the system circuit breaker.
- [NTSB ATL90IA126](https://openairdocs.org/ntsb/ATL90IA126.md): Douglas DC-9-31 · Atlanta, GA · Incident · No injuries · Incident investigation · Final report · Jun 8, 1990 · N8943E · Minor damage
  > Inadequate maintenance inspection by operator personnel which resulted in operation of the tire while under-inflated.
- [NTSB ATL90IA124](https://openairdocs.org/ntsb/ATL90IA124.md): Douglas DC-9-31 · Atlanta, GA · Incident · No injuries · Incident investigation · Final report · May 31, 1990 · N8982E · No damage
  > Failure of the ac cross tie relay, which prevented the generators from being reconnected to the electrical system. A factor in the incident was the loss of the left generator in flight. Factors include inadvertently disconnecting the left generator while…
- [NTSB ATL90IA076](https://openairdocs.org/ntsb/ATL90IA076.md): Douglas DC-9-31 · Atlanta, GA · Incident · No injuries · Incident investigation · Final report · Mar 14, 1990 · N8951E · Minor damage
  > Inadequate servicing of the airplane by operator maintenance personnel which resulted in the burst tire. Factors in the accident were hydraulic system lines which were fractured by debris from the burst tire and a total failure of the airplane hydraulic…
- [NTSB ATL90IA060](https://openairdocs.org/ntsb/ATL90IA060.md): Douglas DC-9-31 · Louisville, KY · Incident · Minor injuries · Incident investigation · Final report · Jan 31, 1990 · N8978E · Minor damage
  > The disabling of the main landing gear torque link which allowed the truck to rotate freely. The torque link was disabled when excessive vibration was generated by excessive play of the torque link pins in their bushings.
- [NTSB DEN90IA012](https://openairdocs.org/ntsb/DEN90IA012.md): Mcdonnell Douglas DC-9 · Monte Vista, CO · Incident · Minor injuries · Incident investigation · Final report · Oct 18, 1989 · N922RW · Minor damage
  > The poor inflight planning and decisions made by the flight crew following the failure of the number two generator constant speed drive unit. Contributing factors to the accident were the failure of the no. 2 generator constant speed drive unit and the crew's…
- [NTSB MKC89IA024](https://openairdocs.org/ntsb/MKC89IA024.md): Mcdonnell Douglas DC9-31 · Minneapolis, MN · Incident · No injuries · Incident investigation · Final report · Nov 16, 1988 · N965VJ · Minor damage
  > The failure of the left main landing gear tire carcass and the ingestion of the tire debris into the left engine which hindered normal operation.
- [NTSB ATL88IA037](https://openairdocs.org/ntsb/ATL88IA037.md): Douglas DC-9-31 · Cleveland, OH · Incident · No injuries · Incident investigation · Final report · Nov 15, 1987 · N8988E · Minor damage
  > While descending into Cleveland from 25,000 feet the pilot, experienced a violent lurch in the airframe. The flight continued and landed without incident. An aircraft examination disclosed that the right upper thrust reverser drive link was broken. Further…
- [NTSB SEA82IA101](https://openairdocs.org/ntsb/SEA82IA101.md): Douglas DC-9-31 · Boise, ID · Incident · No injuries · Incident investigation · Final report · Jul 5, 1982 · N919RW · Minor damage
  > After a gate delay to load late passengers, the flight was cleared for takeoff on runway 28L. About 4 seconds after rotation speed was called, the stickshaker activated and the takeoff was aborted. A readout of the CVR indicated that the thrust reversers were…

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
SELECT c."ntsbNumber", c."eventDate", c."eventType", c."eventCity", c."eventStateOrRegion", a.n_number, a."aircraftMake", a."aircraftModel", c."highestInjuryLevel", c."totalFatal", c."completionStatus", c.report_url
FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c."mKey" AND a.position = 1
WHERE c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('3022065')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.case_mkey = x.case_mkey AND o.aircrafts_position = x.position AND o."occurrenceNumber" = 1 AND o."occurrenceCode" = 130))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=3022065&occurrence=130

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OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.