# NTSB investigations: Wright R-1820 series: Loss of control - on ground/water

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 LAX98LA313](https://openairdocs.org/ntsb/LAX98LA313.md): Grumman HU-16C · Sedona, AZ · Accident · No injuries · Limited investigation · Final report · Sep 26, 1998 · N7025J · Substantial damage
  > The pilot in command's selection of the wrong runway for the prevailing wind conditions, and the second pilot's inadequate compensation for the winds. Factors in the accident were the second pilot's lack of experience in the aircraft and the…
- [NTSB FTW96LA333](https://openairdocs.org/ntsb/FTW96LA333.md): Emroth-Emair MA-1B · Clayton, LA · Accident · No injuries · Limited investigation · Final report · Aug 4, 1996 · N9918M · Substantial damage
  > The pilot's failure to maintain directional control during the takeoff roll. A factor was the wet grass runway.
- [NTSB MIA96LA017](https://openairdocs.org/ntsb/MIA96LA017.md): Boeing B-17G · Fayetteville, NC · Accident · No injuries · Limited investigation · Final report · Nov 3, 1995 · N3703G · Substantial damage
  > the failure of the airplane's normal brake system due to the open position of the pressure relief valve. Contributing to the accident was the pilot in command's premature engine shutdown resulting in the airplane colliding with the localizer building.
- [NTSB LAX87DJA07](https://openairdocs.org/ntsb/LAX87DJA07.md): Emair MA-1B · Pahala, HI · Accident · No injuries · Final report · Jul 27, 1987 · N9919M · Substantial damage
  > At the end of an aerial application flt, the plt reported that after approaching the arpt in a light rain, he failed to keep the acft centered on the rwy. The acft exited the rwy to the left where it collided with the terrain and nosed over. There were no…
- [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 LAX83FVG14](https://openairdocs.org/ntsb/LAX83FVG14.md): Sikorsky S-58 · Biggs, CA · Accident · Serious injuries · Final report · Jul 14, 1983 · N9043P · Destroyed
  > The plt reported that he brought the helicopter to a hover in the loading area & eased forward to the rwy where he attempted to 'transition from a hover to flt.' He became aware that the helicopter was not going to have sufficient performance, so he elected…

## 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.engine_model_code IN ('67020')
    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" = 260))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=67020&occurrence=260

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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.