# NTSB investigations: Cessna 421B, 1990

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 MIA91FA023](https://openairdocs.org/ntsb/MIA91FA023.md): Cessna 421B · Flamingo, FL · Accident · 3 fatal · Field investigation · Final report · Nov 9, 1990 · N21ST · Destroyed
  > An undetermined airframe/component/system failure/malfunction, which resulted in a fuel fed fire in the left wing.
- [NTSB BFO91LA013](https://openairdocs.org/ntsb/BFO91LA013.md): Cessna 421B · Morganfield, KY · Accident · No injuries · Limited investigation · Final report · Oct 7, 1990 · N69900 · Substantial damage
  > Lost of power of both engines due to the pilot's mismanagement of the fuel system.
- [NTSB ATL90FA179](https://openairdocs.org/ntsb/ATL90FA179.md): Cessna 421B · Jefferson, GA · Accident · 3 fatal · Field investigation · Final report · Sep 25, 1990 · N316MH · Destroyed
  > Failure of the pilot to perform the correct emergency procedures, when confronted with a loss of engine power, and his failure to maintain minimum control speed (VMC), which resulted in a loss of aircraft control.
- [NTSB MIA90LA192](https://openairdocs.org/ntsb/MIA90LA192.md): Cessna 402B · St. Thomas · Accident · No injuries · Limited investigation · Final report · Sep 24, 1990 · N4440K · Substantial damage
  > Separation of the left main landing gear torque tube bracket assembly due to sheared rivets from a previous hard side load landing which was not reported.
- [NTSB MIA90LA186](https://openairdocs.org/ntsb/MIA90LA186.md): Cessna 421B · Pompano Beach, FL · Accident · No injuries · Limited investigation · Final report · Sep 22, 1990 · N41JT · Substantial damage
  > The failure of the pilot to initiate a go-around due to being high on final approach and as a result, failure to attain the correct point of touchdown and his excessive application of brakes which resulted in failure of the right main tire and loss of…
- [NTSB LAX90LA288](https://openairdocs.org/ntsb/LAX90LA288.md): Cessna 421 · Concord, CA · Accident · No injuries · Limited investigation · Final report · Aug 9, 1990 · N76SH · Substantial damage
  > The pilot's failure to follow the electrical system failure checklist. Contributing to this accident was the total electrical failure for undetermined reasons and the landing gear being unlocked.
- [NTSB FTW90LA154](https://openairdocs.org/ntsb/FTW90LA154.md): Cessna 421B · El Paso, TX · Accident · No injuries · Limited investigation · Final report · Aug 8, 1990 · N469RJ · Substantial damage
  > The pilot's improper single engine emergency procedures.

## 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 year(c."eventDate") = 1990
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('2076014'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=2076014&year=1990

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