# NTSB investigations: Ayres S2R-R1820

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 MIA95LA024](https://openairdocs.org/ntsb/MIA95LA024.md): Ayres S2R-R1820 · Arcadia, FL · Accident · Serious injuries · Limited investigation · Final report · Nov 21, 1994 · N3097B · Destroyed
  > Failure of the engine due to a undetermined failure in the engine power section.
- [NTSB SEA94LA136](https://openairdocs.org/ntsb/SEA94LA136.md): Ayres S2R · Burley, ID · Accident · No injuries · Limited investigation · Final report · Jun 2, 1994 · N8542 · Substantial damage
  > A loose carburetor. Factors include no suitable terrain for making a forced landing, and trees in the field where the forced landing took place.
- [NTSB LAX94FA165](https://openairdocs.org/ntsb/LAX94FA165.md): Ayres S-2R · Reno, NV · Accident · 2 fatal · Field investigation · Final report · Mar 16, 1994 · N40237 · Destroyed
  > An undetermined problem with the engine oil system, a decision to fly the airplane with a known deficiency, and progressive (partial) failure of the engine master rod and bearing.
- [NTSB ATL90DKG05](https://openairdocs.org/ntsb/ATL90DKG05.md): Ayres Bull Thrush · Americus, GA · Accident · No injuries · Final report · Aug 4, 1990 · N4025Q · Destroyed
  > Failure of the engine main oil line which allowed the engine oil to be ignited by the hot engine.
- [NTSB FTW87LA114](https://openairdocs.org/ntsb/FTW87LA114.md): Ayres S2R-1820 · Ville Platte, LA · Accident · No injuries · Limited investigation · Final report · May 7, 1987 · N4025P · Substantial damage
  > After landing on a wet grass strip the pilot realized that the aircraft was not going to stop. Obstructions off the end of the runway prevented a go-around. The aircraft collided with two trees causing substantial damage.
- [NTSB LAX86FVA12](https://openairdocs.org/ntsb/LAX86FVA12.md): Ayres S2R · Tranquility, CA · Accident · 1 fatal · Final report · Jul 22, 1986 · N4023S · Destroyed
  > During an aerial application operation the aircraft was observed to have made a pass over the field, began turning to make another pass when a loud pop was heard. Just after the noise, witnesses observed the aircraft spin as the turn lights mounted on the…
- [NTSB MIA86FA185](https://openairdocs.org/ntsb/MIA86FA185.md): Ayres S2R-1820 · Dundee, MS · Accident · 1 fatal · Field investigation · Final report · Jun 18, 1986 · N4023P · Destroyed
  > The ag acft was flying low over a water covered muddy rice field when the eng stopped running. The plt then jettisoned the load of fertilizer & entered a steep right turn. Subsequently, the aircraft struck the ground on the right wing & nose, then…
- [NTSB CHI83LA392](https://openairdocs.org/ntsb/CHI83LA392.md): Ayres S2R-R1820 · Essexville, MI · Accident · Minor injuries · Limited investigation · Final report · Aug 23, 1983 · N4025R · Destroyed
  > While on a swath run, the acft collided with a power line & crashed in a corn field. The plt received a head injury during the accident & was unable to recall details of the occurrence. According to witnesses, he was on a northerly run & was crossing under…
- [NTSB FTW83LA277](https://openairdocs.org/ntsb/FTW83LA277.md): Ayres S2R-1820 · Ville Platte, LA · Accident · No injuries · Limited investigation · Final report · Jun 14, 1983 · N4025P · Substantial damage
  > The acft collided with a dirt levee during takeoff after an engine malfunction. According to the plt he experienced a power failure at liftoff. He dumped his spray load and applied brakes. The engine regained partial power and failed again. At about 60 mph…

## 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 ('0970215', '0970203'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=0970215

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