# NTSB investigations: Lycoming 0-320 series, 2011, WA

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 WPR12LA064](https://openairdocs.org/ntsb/WPR12LA064.md): Piper PA-22 · Friday Harbor, WA · Accident · No injuries · Limited investigation · Final report · Dec 13, 2011 · N1810P · Substantial damage
  > A total loss of engine power during initial climb for reasons that could not be determined because postaccident examination of the airframe and engine did not reveal any anomalies that would have precluded normal operation.
- [NTSB WPR11LA306](https://openairdocs.org/ntsb/WPR11LA306.md): Grumman American Avn. AA-5 · Yacoit, WA · Accident · Serious injuries · Limited investigation · Final report · Jul 5, 2011 · N1334R · Substantial damage
  > The pilot’s failure to maintain clearance from terrain.
- [NTSB WPR11CA294](https://openairdocs.org/ntsb/WPR11CA294.md): Cessna 172N · Olympia, WA · Accident · No injuries · Data collection · Final report · Jun 26, 2011 · N5366J · Substantial damage
  > The pilot's failure to maintain clearance from obstacles.
- [NTSB WPR11CA235](https://openairdocs.org/ntsb/WPR11CA235.md): Piper PA-22-160 · Yakima, WA · Accident · No injuries · Data collection · Final report · May 25, 2011 · N8712D · Substantial damage
  > The pilot’s failure to maintain directional control upon landing.
- [NTSB WPR11CA191](https://openairdocs.org/ntsb/WPR11CA191.md): Cessna 172N · Snohomish, WA · Accident · No injuries · Data collection · Final report · Apr 6, 2011 · N492SF · Substantial damage
  > The pilot's failure to maintain clearance from a hangar while taxiing.
- [NTSB WPR11CA110](https://openairdocs.org/ntsb/WPR11CA110.md): Walker Louie H Super 18 Cuby · Toutle, WA · Accident · No injuries · Data collection · Final report · Jan 26, 2011 · N92LW · Substantial damage
  > The pilot's excessive braking during the landing roll, which resulted in the airplane nosing over onto its back. Contributing to the accident was the pilot's decision to land on a sandbar that he had not adequately inspected and his improper airspeed while on…
- [NTSB WPR11LA095](https://openairdocs.org/ntsb/WPR11LA095.md): Piper PA-22-150 · Lopez, WA · Accident · No injuries · Limited investigation · Final report · Jan 9, 2011 · N5850D · Substantial damage
  > A loss of engine power during initial climb for undetermined reasons.

## 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") = 2011
  AND c."eventStateOrRegion" = 'WA' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41508'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=41508&state=WA&year=2011

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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.