# NTSB investigations: Cessna 421C: Overrun

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 NYC98LA057](https://openairdocs.org/ntsb/NYC98LA057.md): Cessna 421C · Elkins, WV · Accident · Minor injuries · Limited investigation · Final report · Dec 28, 1997 · N1348T · Destroyed
  > The flight instructor's failure to identify an unsafe runway condition and his delay in aborting the takeoff. Contributing was the aircraft's maximum takeoff weight exceeded, and a snow-covered runway.
- [NTSB LAX96LA296](https://openairdocs.org/ntsb/LAX96LA296.md): Cessna 421C · Avalon, CA · Accident · Serious injuries · Limited investigation · Final report · Aug 4, 1996 · N6209V · Substantial damage
  > the pilot's failure to initiate a go-around when a landing overshoot became apparent. Factors which contributed to the accident were: the pilot's excessive airspeed and misjudged distance during landing, his lack of flying experience in the Cessna, and…
- [NTSB LAX95LA315](https://openairdocs.org/ntsb/LAX95LA315.md): Cessna 421C · Chinle, AZ · Accident · No injuries · Limited investigation · Final report · Aug 28, 1995 · N745CA · Substantial damage
  > the pilot's selection of a runway inappropriate for the tailwind condition and his resultant failure to achieve a touchdown point which would allow the aircraft to stop prior to over running the departure end. The rough condition of the dirt runway, the lack…
- [NTSB DEN83LA081](https://openairdocs.org/ntsb/DEN83LA081.md): Cessna 421C · Gunnison, CO · Accident · No injuries · Limited investigation · Final report · Mar 18, 1983 · N67943 · Substantial damage
  > The plt began taking off on rwy 06 with a wind from 190 deg at 8 KTS. He stated that max power & RPM were obtained. He noted that he obtained 39 inches of manifold pressure & 2235 RPM at 100 KTS IAS. Reportedly, the acft rotated properly, but began to vibrate…
- [NTSB ATL82FKG12](https://openairdocs.org/ntsb/ATL82FKG12.md): Cessna 421C · Atlanta, GA · Accident · Serious injuries · Final report · Apr 25, 1982 · N6823C · Destroyed
  > During arrival, the pilot was cleared for an ILS approach to runway 20L. The pilot stated that the approach was normal in moderate to heavy rain and he broke out at about 800 ft AGL. He crossed the end of the runway with full flaps, was high, and touched down…

## 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 ('2076016', '2076017')
    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" = 340))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=2076016&occurrence=340

---
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.