# NTSB investigations: Ayres S2R-T34: Loss of engine power

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 LAX05LA100](https://openairdocs.org/ntsb/LAX05LA100.md): Ayres S2R · Firebaugh, CA · Accident · 1 fatal · Limited investigation · Final report · Feb 18, 2005 · N4009M · Substantial damage
  > the loss of engine power during takeoff climb resulting from the fatigue failure of one of the compressor turbine blades; the cause of the fatigue failure could not be definitively determined.
- [NTSB FTW04LA082](https://openairdocs.org/ntsb/FTW04LA082.md): Ayres S2R-T34 · Ville Platte, LA · Accident · No injuries · Limited investigation · Final report · Feb 19, 2004 · N3092H · Destroyed
  > The loss of engine power for undetermined reasons. A contributing factor was the lack of suitable terrain for the forced landing.
- [NTSB FTW02LA161](https://openairdocs.org/ntsb/FTW02LA161.md): Ayres S2R-T34 · Aubrey, AR · Accident · No injuries · Limited investigation · Final report · May 24, 2002 · N4025Y · Substantial damage
  > The failure of a compressor turbine blade(s) for an undetermined reason.
- [NTSB LAX91DUM02](https://openairdocs.org/ntsb/LAX91DUM02.md): Ayres S2RT-T34 · El Centro, CA · Accident · Serious injuries · Final report · Oct 17, 1990 · N4001M · Destroyed
  > Collision with a ground object after the pilot successfully made a night time emergency landing after experiencing an engine power interruption 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 c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('0970106')
    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" = 350))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=0970106&occurrence=350

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