# NTSB investigations: Allison 250 SER 250HP, 2001

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 ATL02FA003](https://openairdocs.org/ntsb/ATL02FA003.md): Bell 206B · N. Wilkesboro, NC · Accident · 2 fatal · Field investigation · Final report · Oct 22, 2001 · N8104J · Destroyed
  > The pilot's failure to maintain visual lookout and clearance above obstacles, which resulted in a collision with power lines and subsequent loss of control and collision with terrain.
- [NTSB LAX02LA007](https://openairdocs.org/ntsb/LAX02LA007.md): Hughes 369D · Kahoolawe Isle, HI · Accident · Serious injuries · Limited investigation · Final report · Oct 10, 2001 · N622WA · No damage
  > Inadequate visual surveillance by the pilot before takeoff resulting in liftoff with a deplaning passenger still partially aboard the helicopter. A factor in the accident was the operator's inadequate procedures.
- [NTSB ANC01LA030](https://openairdocs.org/ntsb/ANC01LA030.md): Bell 206L-1 · Tyonek, AK · Accident · No injuries · Limited investigation · Final report · Jan 18, 2001 · N80KA · Substantial damage
  > The pilot's failure to maintain adequate tail rotor clearance while maneuvering to land.

## 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") = 2001
  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=2001

---
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.