# NTSB investigations: Lycoming 0-360-A1D, 1999

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 NYC00LA061](https://openairdocs.org/ntsb/NYC00LA061.md): Zielke RV-4 · Florence, NJ · Accident · Minor injuries · Limited investigation · Final report · Dec 25, 1999 · N8ZZ · Substantial damage
  > Failure of one of the propeller blades. A factor was the necessity land across, rather than in alignment with, the furrowed terrain due to the nature of the emergency.
- [NTSB LAX00LA039](https://openairdocs.org/ntsb/LAX00LA039.md): Piper PA-28-181 · Hilo, HI · Accident · Minor injuries · Limited investigation · Final report · Nov 21, 1999 · N4148X · Destroyed
  > An oil starvation induced failure and seizure of the engine. The reasons for the oil starvation event are undetermined.
- [NTSB SEA99FA113](https://openairdocs.org/ntsb/SEA99FA113.md): Alexander VAN'S RV-8 · Lafayette, OR · Accident · 1 fatal · Field investigation · Final report · Jul 10, 1999 · N41VA · Destroyed
  > Fatigue of the number two connecting rod end resulting in a fracture at the rod end and release from the crankshaft, an ensuing in-flight fuel fed fire, followed by the pilot's abandoning the aircraft in flight. A contributing factor was pressure on the pilot…
- [NTSB SEA99LA047](https://openairdocs.org/ntsb/SEA99LA047.md): Aviat A-1 · Emmett, ID · Accident · Serious injuries · Limited investigation · Final report · Apr 6, 1999 · N345HU · Substantial damage
  > The pilot's failure to maintain aircraft control during a low-altitude maneuver to view a coyote on the ground. A related factor was the pilot's low altitude.
- [NTSB DEN99LA058](https://openairdocs.org/ntsb/DEN99LA058.md): Robinson R22 Beta · Englewood, CO · Accident · No injuries · Limited investigation · Final report · Mar 25, 1999 · N8354Z · Substantial damage
  > The flight instructor allowed the rotor rpm to decay during an autorotation which resulted in a hard landing.
- [NTSB LAX99LA127](https://openairdocs.org/ntsb/LAX99LA127.md): Piper PA-28-181 · Scottsdale, AZ · Accident · No injuries · Limited investigation · Final report · Mar 22, 1999 · N4188E · 2 aircraft · Substantial damage
  > The failure of the local and ground controller to coordinate the clearances of both aircraft and to maintain separation of the traffic in the taxiway movement area.
- [NTSB CHI99LA113](https://openairdocs.org/ntsb/CHI99LA113.md): Delong Glastar GS-1 · Lapeer, MI · Accident · No injuries · Limited investigation · Final report · Mar 20, 1999 · N918V · Substantial damage
  > The failure of the pilot to maintain compensation for wind conditions. Factors to the accident were the crosswind condition and the presence of trees along the runway.
- [NTSB FTW99LA083](https://openairdocs.org/ntsb/FTW99LA083.md): Robinson R22-B2 · Freer, TX · Accident · No injuries · Limited investigation · Final report · Feb 17, 1999 · N971SL · Substantial damage
  > The passenger's inadvertent interference with the cyclic control which consequently restricted the control's movement.

## 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") = 1999
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41504'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=41504&year=1999

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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.