# NTSB investigations: Cessna 305A: Sys/Comp malf/fail (non-power)

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 ERA23LA088](https://openairdocs.org/ntsb/ERA23LA088.md): Cessna 305 · Alabaster, AL · Accident · No injuries · Class 4 · Limited · Final report · Dec 10, 2022 · N5301G · Substantial damage
  > Failure of the tailwheel locking mechanism, which resulted in a loss of control during landing and a runway excursion.
- [NTSB ERA21LA044](https://openairdocs.org/ntsb/ERA21LA044.md): Cessna 305 · Ellenville, NY · Accident · No injuries · Class 4 · Limited · Final report · Nov 14, 2020 · N5179G · Substantial damage
  > The failure of the right brake master cylinder lock seal spring washer.
- [NTSB WPR13LA112](https://openairdocs.org/ntsb/WPR13LA112.md): Cessna 305A · Camarillo, CA · Accident · No injuries · Limited investigation · Final report · Feb 2, 2013 · N342FS · Substantial damage
  > A tailwheel vibration upon touchdown and the subsequent loss of directional control for reasons that could not be determined because postaccident examination revealed no mechanical malfunctions or failures that would have precluded normal operation.

## 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 ('2074002')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s.case_mkey = x.case_mkey AND s.aircrafts_position = x.position AND s."tier2Number" = '330' AND s.case_mkey IN (SELECT case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' WHERE "isDefiningEvent")))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-events/330/sequence?model=2074002

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