# NTSB investigations: Allison 250-C20 series, 2002

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 NYC03LA031](https://openairdocs.org/ntsb/NYC03LA031.md): Bell 206B · Odenton, MD · Accident · No injuries · Limited investigation · Final report · Dec 18, 2002 · N651GA · Substantial damage
  > The pilot's failure to monitor his fuel supply which resulted in a power loss due to fuel exhaustion, and the pilot's misjudged flare, which resulted in a hard landing.
- [NTSB LAX03LA017](https://openairdocs.org/ntsb/LAX03LA017.md): Hughes 369D · Kaaawa, Oahu, HI · Accident · Serious injuries · Limited investigation · Final report · Oct 29, 2002 · N220AL · Destroyed
  > Dynamic rollover during an attempted takeoff, due to the combined effects of the soft sloping terrain and the pilot's failure to redistribute the passengers to a more favorable lateral CG condition.
- [NTSB IAD02LA094](https://openairdocs.org/ntsb/IAD02LA094.md): Garlick OH-58AT · Rochester, MA · Accident · 1 fatal · Limited investigation · Final report · Sep 14, 2002 · N444JB · Substantial damage
  > The pilot's failure to center the sling load prior to commencing forward flight. Also causal, was the pilot's improper decision to attempt a takeoff with a quartering tailwind, which resulted in an engine compressor stall.
- [NTSB SEA02LA137](https://openairdocs.org/ntsb/SEA02LA137.md): Bell 206B · Elsie, OR · Accident · No injuries · Limited investigation · Final report · Jul 24, 2002 · N60PH · Substantial damage
  > The shattering and separation of the forward right (pilot's) windscreen for undetermined reason(s).
- [NTSB DEN02FA065](https://openairdocs.org/ntsb/DEN02FA065.md): Bell 206BIII · Raton, NM · Accident · 2 fatal · Field investigation · Final report · Jun 27, 2002 · N2779B · Destroyed
  > The pilot's failure to maintain clearance of the static wire. Factors were the static wire, and the glaring sunlight condition.
- [NTSB LAX02GA209](https://openairdocs.org/ntsb/LAX02GA209.md): McDonnell Douglas 369E · Ontario, CA · Accident · Serious injuries · Final report · Jun 25, 2002 · N40NT · Destroyed
  > The mechanic's improper maintenance procedures (FOD prevention) during a 100-hour inspection, which resulted in foreign object damage (FOD) to the compressor section and catastrophic engine failure. Factors were the presence of vehicles and power lines…
- [NTSB NYC02LA105](https://openairdocs.org/ntsb/NYC02LA105.md): Bell 206 · Columbus, OH · Accident · No injuries · Limited investigation · Final report · May 30, 2002 · N820H · Substantial damage
  > The flight instructor's delay in applying remedial action. A factor in the accident was the pilot allowing the rotor rpm to become too low during the deceleration and touchdown phase of the autorotation.
- [NTSB DEN02LA046](https://openairdocs.org/ntsb/DEN02LA046.md): Bell 206B-III · Moab, UT · Accident · No injuries · Limited investigation · Final report · May 24, 2002 · N191RH · Substantial damage
  > The pilot's failure to maintain rotor rpm during a forced landing. A contributing factor was fuel starvation.
- [NTSB FTW02LA143](https://openairdocs.org/ntsb/FTW02LA143.md): Bell 206B · Rosenberg, TX · Accident · Serious injuries · Limited investigation · Final report · May 12, 2002 · N717NH · Substantial damage
  > The pilot's failure to maintain terrain clearance.
- [NTSB FTW02LA117](https://openairdocs.org/ntsb/FTW02LA117.md): Bell 206B · Walnut Hill, TX · Accident · Minor injuries · Limited investigation · Final report · Apr 11, 2002 · N513FD · Substantial damage
  > The loss of engine power as a result of the backing off of the PC air line "B" nut due to the improper installation by the company maintenance personnel. Contributing factors were the inadequate preflight by the pilot and the lack of suitable terrain for the…
- [NTSB DEN02LA036](https://openairdocs.org/ntsb/DEN02LA036.md): Bell 206B-III · Leadville, CO · Accident · No injuries · Limited investigation · Final report · Apr 4, 2002 · N997GM · Destroyed
  > the pilot's inadvertent flight into adverse weather, which resulted in a collision with terrain. A contributing factor was the downdraft.
- [NTSB FTW02LA102](https://openairdocs.org/ntsb/FTW02LA102.md): Bell 206L-3 · Oakley, UT · Accident · No injuries · Limited investigation · Final report · Mar 26, 2002 · N30YB · Substantial damage
  > The loss of engine power for an undetermined reason. A contributing factor was the lack of suitable terrain for the forced landing.
- [NTSB FTW02FA099](https://openairdocs.org/ntsb/FTW02FA099.md): Bell 206L-4 · Eugene Isld 188 · Accident · 1 fatal · Field investigation · Final report · Mar 23, 2002 · N7077B · Destroyed
  > The pilot's failure to maintain aircraft control during takeoff. A contributing factor was the pilot's inadequate preflight which resulted in his failure to remove the left front tie down.
- [NTSB SEA02FA030](https://openairdocs.org/ntsb/SEA02FA030.md): Agusta A109A II · Baring, WA · Accident · Serious injuries · Field investigation · Final report · Jan 20, 2002 · N55NW · Substantial damage
  > The sequential non-mechanical total loss of power in both engines 1 and 2 for undetermined reasons and the pilot's failure to maintain adequate rotor RPM to prevent a hard landing. Contributing factors were the tripped "RPM WARN" circuit breaker which…

## 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") = 2002
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('03020'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=03020&year=2002

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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.
