# NTSB investigations: Enstrom F-28C, 1983

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 LAX83LA429](https://openairdocs.org/ntsb/LAX83LA429.md): Enstrom F-28C · Quincy, CA · Accident · No injuries · Limited investigation · Final report · Sep 8, 1983 · N619H · Substantial damage
  > The acft was on a flt to a radio transmitter site at about the 7000 ft level in mountainous terrain. During arrival to the helipad, the plt noticed that several vehicles were parked on the landing surface. While in a hover, he maneuvered the helicopter to an…
- [NTSB ATL83LA275](https://openairdocs.org/ntsb/ATL83LA275.md): Enstrom F28C · Brandywine, MD · Accident · No injuries · Limited investigation · Final report · Jul 14, 1983 · N582H · Substantial damage
  > In level cruise flt the plt experienced a severe vibration followed by uncontrollable rotation to the right. The plt wasunable to regain directional control & crashed into trees. Investigation revealed that the rear t/r drive coupling, PN28-13609, had failed…
- [NTSB LAX83FA266](https://openairdocs.org/ntsb/LAX83FA266.md): Enstrom F28C · Mesa, AZ · Accident · Serious injuries · Field investigation · Final report · Jun 7, 1983 · N51684 · Destroyed
  > The pilot had taken off, went into a normal hover, then traveled about 200 feet for a pattern climb-out when he radioed the tower that the acft did not feel right. The acft started to fishtail. The pilot tried to autorotate but could not stop the rate of…
- [NTSB ATL83LA191](https://openairdocs.org/ntsb/ATL83LA191.md): Enstrom F-28C · Wise, VA · Accident · No injuries · Limited investigation · Final report · May 20, 1983 · N654H · Substantial damage
  > The plt reported that he had stayed in the local area & had been practicing slow hover over the grass beside the rwy. There was a paved ramp that he had to cross, each time he went from one end of the rwy to the other. He said when he came to this area, he…
- [NTSB LAX83LA175](https://openairdocs.org/ntsb/LAX83LA175.md): Enstrom F-28C · Chino, CA · Accident · No injuries · Limited investigation · Final report · Mar 31, 1983 · N595H · Substantial damage
  > The rated airplane plt was endorsed for local solo flts in the helicopter & was practicing autorotative landings. He stated that during a landing, he flared late & allowed the tail & tail rotor to impact the rwy.

## 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") = 1983
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('3300407'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=3300407&year=1983

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