# NTSB investigations: Pratt & Whitney PT6A series

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.

Page 8 of 13 · 650 cases

## Cases, newest first

- [NTSB NYC07FA065](https://openairdocs.org/ntsb/NYC07FA065.md): Socata TBM 700 · Dartmouth, MA · Accident · 3 fatal · Field investigation · Final report · Feb 3, 2007 · N944CA · Destroyed
  > Both pilots' failure to maintain aircraft control during a missed approach.
- [NTSB CHI07LA063](https://openairdocs.org/ntsb/CHI07LA063.md): Raytheon B200 · Cape Girardeau, MO · Accident · No injuries · Limited investigation · Final report · Feb 2, 2007 · N777AJ · Substantial damage
  > The company pilot's poor judgment before and during the flight, including turning the oxygen system ready switch to the OFF position after he conducted the preflight inspection and using an unapproved checklist, which did not provide guidance for a fractured…
- [NTSB CHI07LA059](https://openairdocs.org/ntsb/CHI07LA059.md): Cessna 425 · Harbor Springs, MI · Accident · Minor injuries · Limited investigation · Final report · Jan 12, 2007 · N425TN · Destroyed
  > The pilot's failure to maintain aircraft control and adequate airspeed during landing flare. Contributing to the accident was the aerodynamic stall/mush encountered at a low altitude.
- [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.
- [NTSB SEA06LA031](https://openairdocs.org/ntsb/SEA06LA031.md): Cessna 208B · Portland, OR · Accident · Minor injuries · Limited investigation · Final report · Dec 24, 2005 · N753FE · Substantial damage
  > A partial loss of engine power for an undetermined reason during the initial takeoff climb resulting in an in-flight collision with objects.
- [NTSB ANC06CA012](https://openairdocs.org/ntsb/ANC06CA012.md): Cessna 208 · Brevig Mission, AK · Accident · No injuries · Data collection · Final report · Dec 19, 2005 · N303GV · Substantial damage
  > The pilot's inadequate compensation for crosswind conditions, which resulted in the left wing striking the ground while taxiing. A factor in the accident was a crosswind.
- [NTSB ANC06CA011](https://openairdocs.org/ntsb/ANC06CA011.md): Cessna 208B · Newtok, AK · Accident · No injuries · Data collection · Final report · Dec 13, 2005 · N454SF · Substantial damage
  > The pilot's inadequate compensation for gusting crosswind conditions, which resulted in the airplane exiting the runway, encountering snow, and the nose gear collapsing. Factors associated with the accident were the gusting wind and the icy runway.
- [NTSB ATL06LA022](https://openairdocs.org/ntsb/ATL06LA022.md): Embraer EMB-110P1 · Orangeburg, SC · Accident · Serious injuries · Limited investigation · Final report · Dec 10, 2005 · N790RA · Substantial damage
  > The pilot's inadequate preflight inspection and her failure to refuel the airplane which resulted in total loss of engine power due to fuel exhaustion, and subsequent in-flight collision with trees.
- [NTSB DEN06IA019](https://openairdocs.org/ntsb/DEN06IA019.md): Beech 1900D · Telluride, CO · Incident · No injuries · Incident investigation · Final report · Nov 23, 2005 · N253GL · Minor damage
  > The tug driver's failure to maintain adequate clearance from the airplane resulting in the baggage cart striking the airplane's stabilon. A factor contributing to the incident was the tug driver's failure to consider the extra height of the cart in relation…
- [NTSB DFW06CA031](https://openairdocs.org/ntsb/DFW06CA031.md): Air Tractor AT-502B · Osceola, AR · Accident · No injuries · Data collection · Final report · Nov 10, 2005 · N5075P · Substantial damage
  > The pilot's failure to maintain control of the airplane while on final approach. A contributing factor was the gusty winds.
- [NTSB NYC06FA027](https://openairdocs.org/ntsb/NYC06FA027.md): Embraer 110P1 · Manchester, NH · Accident · Serious injuries · Field investigation · Final report · Nov 8, 2005 · N7801Q · Destroyed
  > The pilot’s misapplication of flight controls following an engine failure. Contributing to the accident was the failure of the sun gear, which resulted in the loss of engine power. Contributing to the sun gear failure were the engine manufacturer’s…
- [NTSB DFW06LA010](https://openairdocs.org/ntsb/DFW06LA010.md): Cessna 208 · Round Rock, TX · Accident · Minor injuries · Limited investigation · Final report · Oct 19, 2005 · N978FE · Substantial damage
  > The loss of engine power due to the failure of the engine-driven fuel pump. A contributing factor was the inadequate inspection of the engine driven fuel pump.
- [NTSB NYC06LA011](https://openairdocs.org/ntsb/NYC06LA011.md): Beech 1900D · Ogdensburg, NY · Accident · No injuries · Limited investigation · Final report · Oct 17, 2005 · N144ZV · Substantial damage
  > A collision with a coyote during the takeoff roll, which resulted in a nosegear collapse and subsequent impact with the runway. A factor was the nighttime condition.
- [NTSB CHI05CA245](https://openairdocs.org/ntsb/CHI05CA245.md): Air Tractor AT-502 · Hector, MN · Accident · No injuries · Data collection · Final report · Aug 29, 2005 · N4550N · Substantial damage
  > The pilot's failure to achieve adequate airspeed on takeoff which resulted in the airplane entering a stall/mush when it flew out of ground effect while crossing a large drainage ditch on takeoff.
- [NTSB DFW05CA191](https://openairdocs.org/ntsb/DFW05CA191.md): Air Tractor AT-502B · Gassoway, LA · Accident · No injuries · Data collection · Final report · Jul 23, 2005 · N50075 · Substantial damage
  > The pilot's premature lift-off which resulted in an inadequate climb for terrain clearance. Also causal was the pilot's failure to abort the takeoff. A contributing factor was the high density altitude.
- [NTSB LAX05LA244](https://openairdocs.org/ntsb/LAX05LA244.md): Cessna 208B · Globe, AZ · Accident · Minor injuries · Limited investigation · Final report · Jul 22, 2005 · N717BT · Substantial damage
  > The fatigue failure of the compressor turbine stator vane, the liberation of vane material into the compressor turbine, and the total loss of engine power. Also causal was the operator's failure to inspect the compressor turbine vane during fuel nozzle checks.
- [NTSB IAD05RA102](https://openairdocs.org/ntsb/IAD05RA102.md): Pilatus PC-6 · Brasilito, Costa Rica · Accident · 6 fatal · Foreign investigation · Jul 16, 2005 · N908PL · Destroyed
- [NTSB DFW05LA182](https://openairdocs.org/ntsb/DFW05LA182.md): Ayres S2R-T34 · Bonita, LA · Accident · No injuries · Limited investigation · Final report · Jul 14, 2005 · N61220 · 2 aircraft · Substantial damage
  > The failure of the pilot to maintain adequate visual lookout, which resulted in a midair collision.
- [NTSB DFW05LA179](https://openairdocs.org/ntsb/DFW05LA179.md): Air Tractor AT-502B · Hickory Ridge, AR · Accident · Serious injuries · Limited investigation · Final report · Jul 12, 2005 · N9086V · Substantial damage
  > The pilot's failure to maintain clearance with terrain during aerial application.
- [NTSB CHI05LA164](https://openairdocs.org/ntsb/CHI05LA164.md): Rockwell S-2R · Bristol, SD · Accident · 1 fatal · Limited investigation · Final report · Jul 5, 2005 · N3211R · Substantial damage
  > The pilot's failure to maintain clearance with the static lines between the transmission towers. A factor associated with the accident were the static lines.
- [NTSB DEN05LA109](https://openairdocs.org/ntsb/DEN05LA109.md): Piper PA46-500TP · Canon City, CO · Accident · No injuries · Limited investigation · Final report · Jul 1, 2005 · N804JH · Substantial damage
  > the pilot's failure to maintain directional control during the landing roll. Contributing factors include the crosswind and windshear conditions.
- [NTSB DEN05IA092](https://openairdocs.org/ntsb/DEN05IA092.md): Beech 1900D · Grand Junction, CO · Incident · No injuries · Incident investigation · Final report · Jun 26, 2005 · N240GL · Minor damage
  > the flight crew's diverted attention while the number 2 engine was operating and failure to maintain aircraft control which resulted in an inadvertent taxi of the airplane into an airport security fence.
- [NTSB LAX05LA203](https://openairdocs.org/ntsb/LAX05LA203.md): Beech C90 · Marble Canyon, AZ · Accident · Serious injuries · Limited investigation · Final report · Jun 13, 2005 · N49LL · Substantial damage
  > the pilot's failure to maintain an adequate airspeed while maneuvering during a go-around, which resulted in a stall.
- [NTSB DFW05IA150](https://openairdocs.org/ntsb/DFW05IA150.md): Cessna 208B · Clarendon, TX · Incident · No injuries · Incident investigation · Final report · Jun 7, 2005 · N9505B · No damage
  > The loss of total engine power due to damage of the compressor stator vanes caused by a foreign object. A contributing factor was an in-flight ingestion of bird(s).
- [NTSB DFW05CA131](https://openairdocs.org/ntsb/DFW05CA131.md): Air Tractor AT-402A · Cherry Valley, AR · Accident · No injuries · Data collection · Final report · May 24, 2005 · N198AS · Substantial damage
  > The pilot's failure to calculate take off-distance performance data, which resulted in insufficient runway length for take off. Factors were the tailwind and high gross weight.
- [NTSB ANC05IA048](https://openairdocs.org/ntsb/ANC05IA048.md): Reims F406 · Nome, AK · Incident · No injuries · Incident investigation · Final report · Mar 9, 2005 · N6591R · Minor damage
  > The failure of the nose gear up lock actuator bracket during the landing approach due to fatigue cracking, which resulted in a nose wheel up landing. A factor associated with the incident is the mechanical binding of the nose wheel locking mechanism.
- [NTSB DFW05CA079](https://openairdocs.org/ntsb/DFW05CA079.md): Air Tractor AT-402 · Dumas, AR · Accident · No injuries · Data collection · Final report · Mar 2, 2005 · N1518Z · Substantial damage
  > The pilot's failure to maintain clearance from the power lines.
- [NTSB ATL05LA046](https://openairdocs.org/ntsb/ATL05LA046.md): Air Tractor AT-402A · Bainbridge, GA · Accident · Minor injuries · Limited investigation · Final report · Jan 12, 2005 · N90772 · Substantial damage
  > The pilot's inadequate management of the fuel supply, which resulted in fuel starvation.
- [NTSB DEN05IA046](https://openairdocs.org/ntsb/DEN05IA046.md): Beech 1900D · Denver, CO · Incident · Minor injuries · Incident investigation · Final report · Jan 4, 2005 · N202UX · Minor damage
  > the tug driver's failure to maintain operational control of the tug, resulting in impact with an airplane. Contributing factors include the tug driver's improper procedure, the tug driver's inadequate initial ground equipment training, and the…
- [NTSB DCA05WA019](https://openairdocs.org/ntsb/DCA05WA019.md): Short Brothers SD3-60 · Ontario, Canada · Accident · Serious injuries · Foreign investigation · Dec 17, 2004 · N748CC · Destroyed

Next page: https://openairdocs.org/ntsb.md?engine=52032&page=9

## 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."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&page=8

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