# NTSB investigations: Cessna 170B, 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 CHI91LA021](https://openairdocs.org/ntsb/CHI91LA021.md): Cessna 170B · Maquoketa, IA · Accident · No injuries · Limited investigation · Final report · Oct 20, 1990 · N1692D · Substantial damage
  > The pilot's inadequate commpensation for wind conditions.
- [NTSB BFO90LA069](https://openairdocs.org/ntsb/BFO90LA069.md): Cessna 170B · Frederick, MD · Accident · No injuries · Limited investigation · Final report · Aug 16, 1990 · N8239A · Substantial damage
  > Fatigue failure of the left main gear wheel axle.
- [NTSB ANC90LA104](https://openairdocs.org/ntsb/ANC90LA104.md): Cessna 170B · Anchorage, AK · Accident · No injuries · Limited investigation · Final report · Jun 30, 1990 · N8054A · Substantial damage
  > A power loss due to a fatigue failure of the #5 exhaust rocker arm.
- [NTSB ANC90LA094](https://openairdocs.org/ntsb/ANC90LA094.md): Cessna 170B · Port Chalmers, AK · Accident · No injuries · Limited investigation · Final report · Jun 22, 1990 · N2556C · Substantial damage
  > Pilot-in-command's failure to properly calculate the airplane's takeoff performance and the effect of the crosswind.
- [NTSB LAX90LA217](https://openairdocs.org/ntsb/LAX90LA217.md): Cessna 170B · Concord, CA · Accident · No injuries · Limited investigation · Final report · Jun 10, 1990 · N2672D · Substantial damage
  > The pilot failed maintain directional control by his failure to compensate for the existing wind conditions.
- [NTSB SEA90LA078](https://openairdocs.org/ntsb/SEA90LA078.md): Cessna 170B · Haines, AK · Accident · No injuries · Limited investigation · Final report · May 17, 1990 · N2300D · Substantial damage
  > Failure of the pilot to maintain directional control, which resulted in an inadvertent ground swerve. Factors related to the accident were: the gusty crosswind condition, and pilot fatigue.
- [NTSB ANC90LA067](https://openairdocs.org/ntsb/ANC90LA067.md): Cessna 170B · Anchorage, AK · Accident · No injuries · Limited investigation · Final report · May 6, 1990 · N4538C · Substantial damage
  > The pilot failed to maintain directional control of the airplane during the landing roll, which resulted in a ground swerve.
- [NTSB DEN90LA096](https://openairdocs.org/ntsb/DEN90LA096.md): Cessna 170B · Englewood, CO · Accident · No injuries · Limited investigation · Final report · Apr 22, 1990 · N8074A · Substantial damage
  > The pilot's failure to maintain directional control of the airplane during the landing. The crosswind condition was a factor related to the accident.
- [NTSB BFO90LA033](https://openairdocs.org/ntsb/BFO90LA033.md): Cessna 170B · Winchester, VA · Accident · No injuries · Limited investigation · Final report · Apr 1, 1990 · N2521C · Substantial damage
  > The pilot's failure to assure that the airplane would clear the fence after takeoff.
- [NTSB ANC90LA043](https://openairdocs.org/ntsb/ANC90LA043.md): Cessna 170B · Sulatna Cross, AK · Accident · No injuries · Limited investigation · Final report · Mar 17, 1990 · N4659C · Substantial damage
  > The pilot failed to adequately assess the existing snow conditions and surrounding terrain (preflight planning) prior to takeoff. Contributing factors were: the lighting conditions, the pilot's over confidence in the airplane's performance capabilities and…

## 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 ('2072306', '2072307'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=2072306&year=1990

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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.