# NTSB investigations: Allison 250-C28 series, LA

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 CEN25FA281](https://openairdocs.org/ntsb/CEN25FA281.md): Bell Helicopter Textron 206L-1 · Thibodaux, LA · Accident · 1 fatal · Class 3 · Field · Final report · Jul 23, 2025 · N2611 · Destroyed
  > The pilot’s failure to maintain clearance to powerlines during an agricultural application pass.
- [NTSB DFW08FA053](https://openairdocs.org/ntsb/DFW08FA053.md): Bell 206L1 · Venice, LA · Accident · 1 fatal · Field investigation · Final report · Dec 29, 2007 · N211EL · Destroyed
  > The pilot’s decision to continue to the destination landing platform in weather conditions below the company’s weather minimums and his failure to maintain aircraft control during the approach. Contributing to the passenger fatality and the severity of the…
- [NTSB DFW05CA088](https://openairdocs.org/ntsb/DFW05CA088.md): Bell B-206L-1 · Galliano, LA · Accident · Serious injuries · Data collection · Final report · Mar 13, 2005 · N480RA · Destroyed
  > The pilot's abrupt input of the collective while the main rotor RPM was at idle, which resulted in a separation of the tail boom.
- [NTSB CHI03FA056](https://openairdocs.org/ntsb/CHI03FA056.md): Bell 206L-1 · B.S. 53, LA · Accident · 1 fatal · Field investigation · Final report · Jan 16, 2003 · N3194P · Destroyed
  > The improper approach by the pilot and the settling with power encountered by the pilot.
- [NTSB FTW88DRD10](https://openairdocs.org/ntsb/FTW88DRD10.md): Bell 206L-1 · Houma, LA · Accident · No injuries · Final report · Jun 27, 1988 · N2611 · Substantial damage
  > Shortly after liftoff, the helicopter experienced a power loss at 300 feet. During the emergency landing in a wet swampy area with very high vegetation, the helicopter landed hard, and the main rotor blades struck the tailboom. At a post accident inspection,…
- [NTSB FTW87LA195](https://openairdocs.org/ntsb/FTW87LA195.md): Bell 206L-1 · New Iberia, LA · Accident · No injuries · Limited investigation · Final report · Aug 12, 1987 · N2764F · Substantial damage
  > Crew performing practice touchdown autorotations during a trng flt. On 4th autorotation, acft touched down with excess grnd speed and skidded for approx 75' on the wet, soft grass. When crew applied power back to flight RPM they heard a grinding sound and…
- [NTSB FTW82DA144](https://openairdocs.org/ntsb/FTW82DA144.md): Bell 206L-1 · Cameron, LA · Accident · No injuries · Final report · Apr 22, 1982 · N2138Y · Substantial damage
  > N2138Y departed Cameron, LA after refueling en route to an offshore rig. Shortly after departure, while over water, the aircraft began to yaw and vibrate severely. The pilot stated that the tail rotor pedals "kicked" hard when additional power was applied.…

## 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."eventStateOrRegion" = 'LA' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('03022', '03021'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=03022&state=LA

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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.