# NTSB investigations: Pratt & Whitney PT6A series, 2006

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 CHI07CA049](https://openairdocs.org/ntsb/CHI07CA049.md): Beech 99 · Mosinee, WI · Accident · No injuries · Data collection · Final report · Dec 23, 2006 · N799CZ · Substantial damage
  > The pilot encountering the unsuitable terrain during the landing. Factors were the dark night and the snowbank.
- [NTSB DEN07LA030](https://openairdocs.org/ntsb/DEN07LA030.md): Piper PA-46-500TP · Steamboat Springs, CO · Accident · No injuries · Limited investigation · Final report · Nov 30, 2006 · N804JH · Substantial damage
  > The inadequate design of the engine mount, which caused an uncommanded left turn, loss of directional control, and impact with snow-covered terrain. Contributing to the accident was the low nose gear tire pressure.
- [NTSB CHI07IA067](https://openairdocs.org/ntsb/CHI07IA067.md): Piper PA-46-500TP · Fort Wayne, IN · Incident · No injuries · Incident investigation · Final report · Nov 18, 2006 · N4185L · Minor damage
  > The fatigue failure/separation of the engine mount's nose gear actuator attachment foot, and the manufacturer's inadequate engine mount/nose gear actuator attachment design.
- [NTSB DEN07LA020](https://openairdocs.org/ntsb/DEN07LA020.md): Air Tractor AT-502A · Deming, NM · Accident · 1 fatal · Limited investigation · Final report · Nov 6, 2006 · N1541T · Destroyed
  > The pilot's failure to maintain aircraft control while maneuvering resulting in an inadvertent stall and impact with terrain. A contributing factor was the low airspeed.
- [NTSB LAX07FA012](https://openairdocs.org/ntsb/LAX07FA012.md): Piper PA-42 · Prescott, AZ · Accident · 5 fatal · Field investigation · Final report · Oct 18, 2006 · N121CS · Destroyed
  > The failure of the pilot following a jet aircraft to maintain adequate separation from the high velocity jet core exhaust. The separation of the T-tail upper section vertical stabilizer of the following aircraft due to contact with the high velocity jet core…
- [NTSB ATL07CA011](https://openairdocs.org/ntsb/ATL07CA011.md): Air Tractor AT-802A · Linden, AL · Accident · No injuries · Data collection · Final report · Oct 13, 2006 · N8504T · Substantial damage
  > The pilot's attempt to takeoff downwind resulting in the airplane not clearing trees at the end of the runway.
- [NTSB DFW06CA206](https://openairdocs.org/ntsb/DFW06CA206.md): Beech B200 · Hondo, TX · Accident · No injuries · Data collection · Final report · Sep 5, 2006 · N944C · Substantial damage
  > The collision with an unmarked pothole in the taxiway while taxiing for departure. A contributing factor was the obscuration by water.
- [NTSB CHI06CA254](https://openairdocs.org/ntsb/CHI06CA254.md): Air Tractor AT-400A · Alliance, NE · Accident · No injuries · Data collection · Final report · Aug 24, 2006 · N73006 · Substantial damage
  > The pilot's inadequate preflight inspection which led to the aircraft tow bar not being removed prior to flight.
- [NTSB DFW06LA198](https://openairdocs.org/ntsb/DFW06LA198.md): Ayres S2R-T34 · Parkdale, AR · Accident · No injuries · Limited investigation · Final report · Aug 11, 2006 · N444HF · Substantial damage
  > The failure of a compressor turbine blade for undetermined reasons, which resulted in a total loss of engine power. A contributing factor was the lack of suitable terrain for the forced landing.
- [NTSB CHI06CA221](https://openairdocs.org/ntsb/CHI06CA221.md): Air Tractor AT-400 · Springfield, MN · Accident · No injuries · Data collection · Final report · Jul 31, 2006 · N23720 · Substantial damage
  > The pilot's inability to maintain directional control of the airplane as a result of the partial failure of the tail wheel assembly. A factor associated with the accident was the crop that the airplane contacted.
- [NTSB ATL06CA113](https://openairdocs.org/ntsb/ATL06CA113.md): Cessna 208 · Riceboro, GA · Accident · No injuries · Data collection · Final report · Jul 29, 2006 · N415GA · Substantial damage
  > The pilot's failure to achieve the proper takeoff distance on a short water runway resulting in an in-flight collision with a berm and a marshy area on initial takeoff climb.
- [NTSB DFW06CA182](https://openairdocs.org/ntsb/DFW06CA182.md): Air Tractor AT-502B · Marvell, AR · Accident · No injuries · Data collection · Final report · Jul 12, 2006 · N90614 · Substantial damage
  > The pilot's failure to maintain clearance with terrain during takeoff.
- [NTSB DFW06LA163](https://openairdocs.org/ntsb/DFW06LA163.md): Ayres S2R-T34 · Colt, AR · Accident · 1 fatal · Limited investigation · Final report · Jun 20, 2006 · N2292J · Destroyed
  > The pilot's failure to maintain clearance with the ground during an aerial application flight.
- [NTSB MIA06FA117](https://openairdocs.org/ntsb/MIA06FA117.md): Beech 65-A90-1 · Tampa, FL · Accident · 1 fatal · Field investigation · Final report · Jun 12, 2006 · N7043G · Destroyed
  > The poor in-flight planning decision by the captain for his failure to establish the airplane on a stabilized approach for a forced landing, resulting in the airplane landing on a taxiway near the departure end of the runway. Contributing to the accident were…
- [NTSB DFW06CA155](https://openairdocs.org/ntsb/DFW06CA155.md): Air Tractor AT-502 · Minturn, AR · Accident · No injuries · Data collection · Final report · Jun 6, 2006 · N9195G · Substantial damage
  > The pilot's inadequate inflight planning/decision, which resulted in a loss of engine power due to fuel exhaustion. A contributing factor was the lack of suitable terrain for the forced landing.
- [NTSB SEA06LA112](https://openairdocs.org/ntsb/SEA06LA112.md): de Havilland DHC-3T · Port Townsend, WA · Accident · No injuries · Limited investigation · Final report · Jun 1, 2006 · N606KA · Substantial damage
  > The pilot's misjudgment of the airplane's height above the water during a precautionary landing which resulted in a hard landing. Contributing factors were glassy water conditions, fog, and the pilot's inadvertent VFR flight into IMC.
- [NTSB DFW06CA146](https://openairdocs.org/ntsb/DFW06CA146.md): Air Tractor AT-802 · Tuckerman, AR · Accident · No injuries · Data collection · Final report · May 29, 2006 · N175LA · Substantial damage
  > The loss of engine power due to water contamination in the fuel. A contributing factor was the lack of suitable terrain for the forced landing.
- [NTSB DFW06CA137](https://openairdocs.org/ntsb/DFW06CA137.md): Ayres S2R-T34 · Winchester, AR · Accident · No injuries · Data collection · Final report · May 19, 2006 · N283TA · Destroyed
  > The pilot's failure to abort the takeoff following the partial loss of engine power for undetermined reasons. A contributing factor was the rising embankment at the end of the runway.
- [NTSB DFW06LA130](https://openairdocs.org/ntsb/DFW06LA130.md): Grumman G-164A · DeWitt, AR · Accident · 1 fatal · Limited investigation · Final report · May 18, 2006 · N6629 · 2 aircraft · Substantial damage
  > The failure by both pilots to maintain adequate visual lookout and the Grumman G-164A pilot's impairment caused by the recent use of marijuana.
- [NTSB DFW06LA121](https://openairdocs.org/ntsb/DFW06LA121.md): Air Tractor AT-802A · Jasper, TX · Accident · Minor injuries · Limited investigation · Final report · May 1, 2006 · N8504T · Substantial damage
  > The loss of engine power due to fuel exhaustion. A contributing factor was the lack of suitable landing for the pilot to execute the forced landing.
- [NTSB LAX06CA142](https://openairdocs.org/ntsb/LAX06CA142.md): Air Tractor 502A · Stanfield, AZ · Accident · No injuries · Data collection · Final report · Apr 12, 2006 · N1539X · Substantial damage
  > the pilot's inadequate compensation for the wind conditions and failure to maintain directional control during the landing roll.

## 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") = 2006
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('52032', '52034'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=52032&year=2006

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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.