# NTSB investigations: Allison 250-C20 series, 2003

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 LAX04LA116](https://openairdocs.org/ntsb/LAX04LA116.md): Hughes 369D · Wahiawa, HI · Accident · No injuries · Limited investigation · Final report · Dec 18, 2003 · N1113L · Substantial damage
  > The pilot's failure to properly secure the external sling load, which allowed the load to shift, and subsequently strike and remove the tail rotor.
- [NTSB CHI04LA027](https://openairdocs.org/ntsb/CHI04LA027.md): Bell 206B · Coleman, WI · Accident · Minor injuries · Limited investigation · Final report · Nov 3, 2003 · N3198C · Destroyed
  > The loss of engine power for undetermined reasons and the unsuitable terrain encountered for the forced landing. The garage building was a factor.
- [NTSB CHI04LA017](https://openairdocs.org/ntsb/CHI04LA017.md): Hughes 369HS · Evansville, MN · Accident · Minor injuries · Limited investigation · Final report · Oct 21, 2003 · N49TJ · Substantial damage
  > The pilot's misjudgment of clearance from the surface of the lake during the aerial application pass. The low altitude operation, glassy water, and his visual perception were contributing factors.
- [NTSB FTW03LA216](https://openairdocs.org/ntsb/FTW03LA216.md): Bell 206B-3 · Kisatchie, LA · Accident · No injuries · Limited investigation · Final report · Sep 9, 2003 · N197AA · Substantial damage
  > A loss of engine power due to water contamination in the fuel system.
- [NTSB FTW03LA197](https://openairdocs.org/ntsb/FTW03LA197.md): Bell 206B · Mason, TX · Accident · Minor injuries · Limited investigation · Final report · Aug 20, 2003 · N9877Z · Substantial damage
  > The pilot's failure to maintain clearance with the power line. A contributing factor was the sunglare.
- [NTSB SEA03FA169](https://openairdocs.org/ntsb/SEA03FA169.md): Aerospatiale AS350D · Webb, ID · Accident · Serious injuries · Field investigation · Final report · Aug 13, 2003 · N57731 · Substantial damage
  > An over temperature condition within the gas generator turbine which led to first stage turbine blade fatigue as well as first stage blade track warping and consequent blade tip rub. The fatigue and blade tip rub ultimately led to blade separation and failure…
- [NTSB MIA03TA152](https://openairdocs.org/ntsb/MIA03TA152.md): Bell BHT-206-B3 · Fort Myers, FL · Accident · No injuries · Final report · Jul 30, 2003 · N876M · Substantial damage
  > The pilot's failure to adequately clear the right skid of obstructions which resulted in a dynamic rollover to the right during takeoff and damage to the helicopter.
- [NTSB ANC03LA073](https://openairdocs.org/ntsb/ANC03LA073.md): Bell 206B · Aniak, AK · Accident · Minor injuries · Limited investigation · Final report · Jul 10, 2003 · N111MT · Substantial damage
  > The compressor discharge pressure line (Pc line) B-nut coming loose at the fuel control unit, which resulted in a total loss of engine power, and subsequent in-flight collision with trees during an autorotation. A factor associated with the accident was the…
- [NTSB CHI03LA172](https://openairdocs.org/ntsb/CHI03LA172.md): Bell 206B · Baxter, MN · Accident · Minor injuries · Limited investigation · Final report · Jun 20, 2003 · N79BH · Substantial damage
  > The pilot's failure to maintain control of the helicopter due to a loss of tail rotor effectiveness. Factors contributing to this accident were the helicopter's low airspeed, low altitude, the crosswind, and the trees.
- [NTSB MIA03FA120](https://openairdocs.org/ntsb/MIA03FA120.md): Aerospatiale AS355F1 · Madison, FL · Accident · Minor injuries · Field investigation · Final report · Jun 11, 2003 · N217ES · Substantial damage
  > The pilot in command's diverted attention and loss of control while attempting to takeoff, which resulted in the main rotor blades being dragged, and the helicopter rolling over.
- [NTSB LAX03LA183](https://openairdocs.org/ntsb/LAX03LA183.md): Bell 206B · Malone, TX · Accident · Minor injuries · Limited investigation · Final report · Jun 6, 2003 · N242TK · Substantial damage
  > a fuel starvation induced loss of engine power due to fuel contamination.
- [NTSB DEN03LA092](https://openairdocs.org/ntsb/DEN03LA092.md): Hiller UH-12E · Cheyenne, WY · Accident · No injuries · Limited investigation · Final report · May 30, 2003 · N508SQ · Substantial damage
  > the pilot's failure to maintain aircraft control. A contributing to the accident was the sudden tailwind encountered.
- [NTSB ATL03LA095](https://openairdocs.org/ntsb/ATL03LA095.md): Aerospatiale AS355F2 · Bainbridge, GA · Accident · No injuries · Limited investigation · Final report · May 17, 2003 · N42AT · Substantial damage
  > The pilot's improper flare during an attempted landing.
- [NTSB FTW03LA147](https://openairdocs.org/ntsb/FTW03LA147.md): Bell 206B · Hurst, TX · Accident · No injuries · Limited investigation · Final report · May 7, 2003 · N81519 · Substantial damage
  > The improper flare by the pilot receiving instruction, which resulted in the hard landing. A contributing factor was the flight instructor's inadequate supervision.
- [NTSB FTW03LA134](https://openairdocs.org/ntsb/FTW03LA134.md): Hughes 369HS · Conroe, TX · Accident · No injuries · Limited investigation · Final report · Apr 19, 2003 · N16Q · Substantial damage
  > The pilot's inability to control the helicopter after encountering loss of tail rotor effectiveness. A contributing factor was the unfavorable winds.
- [NTSB SEA03LA058](https://openairdocs.org/ntsb/SEA03LA058.md): Hughes 369D · Taholah, WA · Accident · Minor injuries · Limited investigation · Final report · Apr 7, 2003 · N5225C · Substantial damage
  > The entanglement of the fuel quantity sender float in the start pump wiring within the fuel tank as a result of the wiring not being properly secured. This rendered the fuel gauge inaccurate and the low fuel warning light inoperative which led to fuel…
- [NTSB FTW03FA118](https://openairdocs.org/ntsb/FTW03FA118.md): Bell 407 · Broadus, TX · Accident · 2 fatal · Field investigation · Final report · Mar 27, 2003 · N175PA · Destroyed
  > The partial loss of engine power due to erratic fuel flow metering to the engine resulting from the single point failure of the PLA potentiometer in the hydro-mechanical fuel control unit. A contributing factor was the lack of suitable terrain to execute a…
- [NTSB CHI03FA060](https://openairdocs.org/ntsb/CHI03FA060.md): Agusta A109C · West Chicago, IL · Accident · 1 fatal · Field investigation · Final report · Jan 29, 2003 · N109MX · Destroyed
  > The pilot's failure to maintain control of the helicopter while maneuvering, resulting in the excessive descent rate and impact with terrain. Factors to the accident included the dark night, low ceiling and reduced visibility at the time of the accident.
- [NTSB FTW03LA080](https://openairdocs.org/ntsb/FTW03LA080.md): Bell 206B · Putnam, TX · Accident · Serious injuries · Limited investigation · Final report · Jan 9, 2003 · N115TV · Substantial damage
  > the pilot's failure to properly interpret and confirm a faulty tachometer instrument indication and his improper flare during the ensuing precautionary autorotation, which resulted in a hard landing. Also causal was the failure of the tachometer.

## 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") = 2003
  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=2003

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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.