# NTSB investigations: Mcdonnell Douglas DC-9-32: 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 DCA00MA079](https://openairdocs.org/ntsb/DCA00MA079.md): Douglas DC-9-32 · Greensboro, NC · Accident · Minor injuries · Major investigation · Final report · Aug 8, 2000 · N838AT · Substantial damage
  > A phase-to-phase arc in the left heat exchanger cooling fan relay, which ignited the surrounding wire insulation and other combustible materials within the electrical power center panel. Contributing to the left heat exchanger fan relay malfunction was the…
- [NTSB CHI00IA087](https://openairdocs.org/ntsb/CHI00IA087.md): McDonnell Douglas DC9-32 · Milwaukee, WI · Incident · No injuries · Incident investigation · Final report · Jan 31, 2000 · N203ME · Minor damage
  > the chafing of the internal water heater wire. A factor was the missing ground strap.
- [NTSB LAX83IA302](https://openairdocs.org/ntsb/LAX83IA302.md): Mcdonnell Douglas DC9-32 · Las Vegas, NV · Incident · Minor injuries · Incident investigation · Final report · Jun 24, 1983 · N942N · Minor damage
  > During the ground run for takeoff a fatigue precipitated failure of the third stage turbine blade occurred with secondary damage to several guide vanes and the fourth stage turbine wheel. Imbalance of the turbine wheel caused the failure of the number six…

## 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 ('302206C')
    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=302206C&occurrence=130

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