# NTSB investigations: Allison 250 SER 250HP, 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 DEN84FA038](https://openairdocs.org/ntsb/DEN84FA038.md): Bell 206B · Ft. Morgan, CO · Accident · Serious injuries · Field investigation · Final report · Dec 3, 1983 · N1078V · Substantial damage
  > The helicopter was owned & operated by a tv station & was being used for transportation to a news event. While en route, clouds & reduced visibility due to fog were encountered. The plt elected to land in a field covered with powdered snow. During the…
- [NTSB FTW84LA081](https://openairdocs.org/ntsb/FTW84LA081.md): Bell 206L-1 · Ardmore, OK · Accident · Minor injuries · Limited investigation · Final report · Dec 2, 1983 · N2005A · Substantial damage
  > The plt stated that before he took off from Oklahoma city, OK, he called the Oklahoma city fss & obtained a wx briefing. The briefing called for light rain showers, minimum ceiling of 1800 ft, visibility of 3 to 5 miles & no chance of fog, except in low lying…
- [NTSB NYC84FA009](https://openairdocs.org/ntsb/NYC84FA009.md): Bell 206B III · Hudson, NH · Accident · 1 fatal · Field investigation · Final report · Oct 18, 1983 · N5011N · Destroyed
  > The plt was on a flt to pick up film for a tv station. While en route, he made a mayday call to the manchester control tower. According to witnesses, the acft was proceeding in a northerly direction at about 700 to 1000 ft AGL when they heard a 'muffled pop.'…
- [NTSB SEA83LA205](https://openairdocs.org/ntsb/SEA83LA205.md): Hughes 369B · Cougar, WA · Accident · Minor injuries · Limited investigation · Final report · Sep 26, 1983 · N10966 · Destroyed
  > The aircraft collided with trees and terrain during a forced landing attempt following an in-flight power loss. Subsequent engine teardown revealed failure of several components.
- [NTSB DEN83LA200](https://openairdocs.org/ntsb/DEN83LA200.md): Bell 206L-1 · Tucker, UT · Accident · Serious injuries · Limited investigation · Final report · Aug 26, 1983 · N3900B · Substantial damage
  > The helicopter was being used on a seismic data acquistion operation. While landing by a road in mountainous terrain at an elevation of aprx 8400 ft, the helicopter was observed to approach to a hover over the roadway. A considerable amount of dust was blown…
- [NTSB ANC83LA138](https://openairdocs.org/ntsb/ANC83LA138.md): Hughes 369D · Mcgrath, AK · Accident · No injuries · Limited investigation · Final report · Aug 5, 1983 · N1106Z · Substantial damage
  > The plt stated that he was flying straight & level at aprx 700 ft AGL, when the eng-out light illuminated. He began an autorotation to a ridgeline. During the landing, the main rotor blades contacted the tail boom & severed it from the main fuselage. An…
- [NTSB FTW83LA132](https://openairdocs.org/ntsb/FTW83LA132.md): Bell 206L-1 · Shipshoal 295 · Accident · Serious injuries · Limited investigation · Final report · Mar 1, 1983 · N1076S · Substantial damage
  > Reportedly, the winds were variable a 2 to 4 KTS as the plt began his approach to an off-shore oil rig. He stated that he chose to terminate the landing from a 4 ft hover. At aprx 15 ft above & 5 ft short of the helipad, the helicopter began to drop at an…
- [NTSB ANC83FA032](https://openairdocs.org/ntsb/ANC83FA032.md): Bell 206B · Cordova, AK · Accident · 1 fatal · Field investigation · Final report · Jan 13, 1983 · N74PR · Destroyed
  > The helicopter was on a rescue/recovery flt for the Alaska state troopers with the plt & a state trooper on board. They departed in variable wx conditions to rescue the plt of another acft. Reportedly, snow was falling in the search area & the winds were…
- [NTSB SEA83FA040](https://openairdocs.org/ntsb/SEA83FA040.md): Bell 206B · Newport, OR · Accident · No injuries · Field investigation · Final report · Jan 12, 1983 · N644PH · Substantial damage
  > The helicopter was lifting off when the left skid stuck in the dirt. The acft did a dynamic rollover when the left skid remained stuck as the pilot attempted to takeoff. The pilot had just on-loaded two passengers both on the left side. Weather was not a…

## 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.engine_model_code IN ('03002', '03003'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=03002&year=1983

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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.