# 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 9 of 13 · 650 cases

## Cases, newest first

- [NTSB SEA05FA025](https://openairdocs.org/ntsb/SEA05FA025.md): Cessna 208B · Bellevue, ID · Accident · 2 fatal · Field investigation · Final report · Dec 6, 2004 · N25SA · Destroyed
  > The pilot's failure to maintain aircraft control while on approach for landing in icing conditions. Inadequate airspeed was a factor.
- [NTSB SEA05LA010](https://openairdocs.org/ntsb/SEA05LA010.md): Beech 99A · Billings, MT · Accident · No injuries · Limited investigation · Final report · Oct 18, 2004 · N955AA · Substantial damage
  > the pilot's failure to follow the instrument approach procedure, which resulted in a premature descent below the decision height and subsequent collision with a building.
- [NTSB CHI04LA298](https://openairdocs.org/ntsb/CHI04LA298.md): Cessna 208B · Decatur, IL · Accident · No injuries · Limited investigation · Final report · Sep 29, 2004 · N276PM · Substantial damage
  > The pilot's inadequate preflight preparation, and his subsequent selection of a runway for takeoff that was listed as out of service, resulting in a collision with barricades and uneven terrain during takeoff.
- [NTSB CHI04LA278](https://openairdocs.org/ntsb/CHI04LA278.md): Cessna 208B · Gwinner, ND · Accident · Serious injuries · Limited investigation · Final report · Sep 24, 2004 · N7392B · Substantial damage
  > The pilot's failure to maintain altitude during the circling maneuver. Contributing factors were the pilot's improper decision to execute the approach when weather conditions were below minimums and the low light (dark night) conditions.
- [NTSB ATL04CA185](https://openairdocs.org/ntsb/ATL04CA185.md): Air Tractor AT-502B · Belle Glade, FL · Accident · No injuries · Data collection · Final report · Sep 15, 2004 · N90375 · Substantial damage
  > The pilot's inadequate preflight inspection and a loss of engine power due to water contamination of the fuel.
- [NTSB ATL04CA189](https://openairdocs.org/ntsb/ATL04CA189.md): Beech D18S · Tullahoma, TN · Accident · No injuries · Data collection · Final report · Sep 6, 2004 · N432U · Substantial damage
  > Right tire burst during an attempted takeoff that resulted in loss of directional control and the on ground collision with the ground.
- [NTSB CHI04LA213](https://openairdocs.org/ntsb/CHI04LA213.md): Cessna 208B · Big Rapids, MI · Accident · No injuries · Limited investigation · Final report · Aug 4, 2004 · N1037N · Substantial damage
  > The pilot's failure to verify that the cargo door was latched properly prior to flight and the subsequent in-flight opening of the door. A contributing factor was the box which departed the cargo compartment and struck the horizontal stabilizer.
- [NTSB LAX04LA275](https://openairdocs.org/ntsb/LAX04LA275.md): Air Tractor AT-502B · Mendota, CA · Accident · No injuries · Limited investigation · Final report · Jul 23, 2004 · N5010E · Substantial damage
  > The pilot's inadequate preflight/pretakeoff procedure by not lowering the wing flaps, which resulted in an inadvertent stall as the pilot attempted to climb out of ground effect to clear a corn crop at the end of the runway. A factor in the accident was the…
- [NTSB CHI04IA178](https://openairdocs.org/ntsb/CHI04IA178.md): Beech 1900D · Milwaukee, WI · Incident · No injuries · Incident investigation · Final report · Jul 6, 2004 · N87SK · Minor damage
  > The fatigue fracture of the left main landing gear during landing roll.
- [NTSB ATL04CA146](https://openairdocs.org/ntsb/ATL04CA146.md): Air Tractor AT-402A · Hillsboro, AL · Accident · Minor injuries · Data collection · Final report · Jul 3, 2004 · N9089L · Substantial damage
  > The pilot's inadequate visual lookout and failure to maintain adequate obstacle clearance, which resulted in collision with transmission wires.
- [NTSB CHI04LA167](https://openairdocs.org/ntsb/CHI04LA167.md): Beech 200 · Green Bay, WI · Accident · No injuries · Limited investigation · Final report · Jun 30, 2004 · N432FA · Substantial damage
  > The loss of engine power after takeoff for an undetermined reason.
- [NTSB FTW04LA166](https://openairdocs.org/ntsb/FTW04LA166.md): Air Tractor AT-502B · Crowley, LA · Accident · Minor injuries · Limited investigation · Final report · Jun 23, 2004 · N60713 · Substantial damage
  > The loss of engine power due to fuel exhaustion. A contributing factor was the lack of suitable terrain for the forced landing.
- [NTSB FTW04LA156](https://openairdocs.org/ntsb/FTW04LA156.md): Air Tractor AT-502 · Joiner, AR · Accident · Serious injuries · Limited investigation · Final report · Jun 8, 2004 · N9151C · Destroyed
  > The pilot's failure to maintain clearance and altitude from terrain while maneuvering during an aerial application.
- [NTSB FTW04LA151](https://openairdocs.org/ntsb/FTW04LA151.md): Air Tractor AT-502B · Weldon, AR · Accident · No injuries · Limited investigation · Final report · Jun 3, 2004 · N5002D · 2 aircraft · Minor damage
  > The other pilot's failure to maintain an adequate visual lookout during approach to landing, which resulted in a midair collision between the two airplanes.
- [NTSB FTW04CA141](https://openairdocs.org/ntsb/FTW04CA141.md): Air Tractor AT-502 · Tarzan, TX · Accident · No injuries · Data collection · Final report · May 26, 2004 · N61407 · Substantial damage
  > The pilot's failure to maintain proper airspeed suitable for flight. Contributing factors were the high density altitude and tail wind condition.
- [NTSB FTW04CA139](https://openairdocs.org/ntsb/FTW04CA139.md): Air Tractor AT-402 · Beedeville, AR · Accident · No injuries · Data collection · Final report · May 24, 2004 · N45553 · Substantial damage
  > The pilot's failure to maintain directional control of the airplane during landing roll-out. Contributing factors were the crosswind and condition of the the runway.
- [NTSB FTW04LA130](https://openairdocs.org/ntsb/FTW04LA130.md): Air Tractor AT-401 · San Angelo, TX · Accident · No injuries · Limited investigation · Final report · May 19, 2004 · N4508Y · Destroyed
  > The loss of engine power for undetermined reasons. A contributing factor was the soft terrain encountered during the aborted takeoff.
- [NTSB ANC04LA054](https://openairdocs.org/ntsb/ANC04LA054.md): Cessna 208B · Egegik, AK · Accident · No injuries · Limited investigation · Final report · May 16, 2004 · N9820F · Substantial damage
  > The captain's improper evaluation of the weather conditions and improper decision to taxi the airplane in high gusting wind conditions which resulted in the airplane's right wing striking the ground. A contributing factor was the high gusting wind.
- [NTSB ATL04IA098](https://openairdocs.org/ntsb/ATL04IA098.md): Cessna 208B · Tunica, MS · Incident · No injuries · Incident investigation · Final report · Apr 27, 2004 · N738FX · Minor damage
  > The pilot's improper use of the emergency power lever which resulted in excessive operating temperatures. A factor was the improper adjustment of the emergency power lever dead band.
- [NTSB FTW04CA112](https://openairdocs.org/ntsb/FTW04CA112.md): Air Tractor AT-502B · San Angelo, TX · Accident · No injuries · Data collection · Final report · Apr 21, 2004 · N5196J · Destroyed
  > The pilot's improper preflight performance planning, and his failure to establish a climb. Factors were the high density altitude and crosswind.
- [NTSB FTW04LA108](https://openairdocs.org/ntsb/FTW04LA108.md): Air Tractor AT-402B · Goliad, TX · Accident · 1 fatal · Limited investigation · Final report · Apr 13, 2004 · N852JH · Substantial damage
  > The pilot's failure to maintain clearance with power lines while maneuvering during an aerial application flight.
- [NTSB CHI04LA086](https://openairdocs.org/ntsb/CHI04LA086.md): Beech 1900D · Manhattan, KS · Accident · No injuries · Limited investigation · Final report · Mar 15, 2004 · N155ZV · Substantial damage
  > The captain's improper decision due to his attempt to taxi back onto the runway after coming to a stop in the grass, and the resulting collapse of nose landing gear. Contributing factors were the inoperative nose wheel steering, the pilot's inability to…
- [NTSB ANC04LA032](https://openairdocs.org/ntsb/ANC04LA032.md): Cessna 208B · Toksook Bay, AK · Accident · No injuries · Limited investigation · Final report · Feb 10, 2004 · N1276P · Substantial damage
  > The pilot's inadequate planning and decision to initiate a takeoff into a crosswind that exceeded the airplane's demonstrated crosswind component, which resulted in a loss of directional control during the takeoff roll, and subsequent collision with terrain…
- [NTSB ATL04IA073](https://openairdocs.org/ntsb/ATL04IA073.md): Cessna 208B · Auburn, AL · Incident · No injuries · Incident investigation · Final report · Feb 3, 2004 · N125AR · No damage
  > The fatigue fracture of the wire rope portion on the rudder control cable assembly due to improper installation and inadequate procedures by the aircraft manufacturer.
- [NTSB MIA04WA051](https://openairdocs.org/ntsb/MIA04WA051.md): Air Tractor AT-802 · Los Angeles, Chile · Accident · No injuries · Foreign investigation · Jan 27, 2004 · N1531S · Substantial damage
- [NTSB NYC04LA050](https://openairdocs.org/ntsb/NYC04LA050.md): Cessna 208B · Covington, KY · Accident · No injuries · Limited investigation · Final report · Dec 20, 2003 · N9469B · Substantial damage
  > The pilot's inadequate pre-flight inspection, which resulted in a decrease in airplane performance due to ice, and a subsequent hard landing.
- [NTSB CHI04FA043](https://openairdocs.org/ntsb/CHI04FA043.md): Piper PA46-500TP · Daytona Beach, FL · Accident · 2 fatal · Field investigation · Final report · Dec 17, 2003 · N155BM · Destroyed
  > The unqualified pilot's continued flight into known instrument meteorological conditions which resulted in spatial disorientation and subsequent loss of aircraft control. Factors were the pilot's lack of instrument flight experience and the low ceiling.
- [NTSB NYC04LA044](https://openairdocs.org/ntsb/NYC04LA044.md): Socata TBM 700 · Reading, PA · Accident · No injuries · Limited investigation · Final report · Dec 6, 2003 · N700QD · Substantial damage
  > The pilot's improper decision to not apply de-icing fluid to the wings prior to takeoff, which resulted in snow/ice contamination on the of the wings, a stall mush, and a forced landing in an open field.
- [NTSB LAX04LA043](https://openairdocs.org/ntsb/LAX04LA043.md): Cessna 208B · Phoenix, AZ · Accident · No injuries · Limited investigation · Final report · Nov 13, 2003 · N717BT · Substantial damage
  > the pilot's improper decision to taxi behind another airplane conducting an engine run-up, which resulted in a jet blast encounter.
- [NTSB DEN04IA024](https://openairdocs.org/ntsb/DEN04IA024.md): Beech 1900D · Denver, CO · Incident · No injuries · Incident investigation · Final report · Nov 10, 2003 · N254GL · Minor damage
  > the ground personnel’s failure to maintain aircraft clearance, resulting in the collision. Contributing factors include ground communications not coordinated by the ground personnel, the flight crew's inadequate visual outlook and the parked airplane.
- [NTSB NYC04IA023](https://openairdocs.org/ntsb/NYC04IA023.md): Cessna 208B · Bangor, ME · Incident · No injuries · Incident investigation · Final report · Nov 5, 2003 · N805TH · Minor damage
  > The pilot's inability to see through the windshield, which was obscured due to icing conditions. This resulted in the pilot's inadequate flare, and a subsequent hard landing. A factor contributing to the accident was the wing icing.
- [NTSB ATL03LA144](https://openairdocs.org/ntsb/ATL03LA144.md): Beech A90 · Summerville, SC · Accident · Minor injuries · Limited investigation · Final report · Sep 22, 2003 · N34HA · Substantial damage
  > The pilot's inadequate preflight planning which resulted in fuel exhaustion and subsequent loss of engine power.
- [NTSB MIA03LA183](https://openairdocs.org/ntsb/MIA03LA183.md): Air Tractor AT-502 · Fort Pierce, FL · Accident · No injuries · Limited investigation · Final report · Sep 18, 2003 · N1528T · Destroyed
  > Failure of one blade in the engine compressor turbine disk due to fatigue which was caused by loss of gap between the blade platforms as a result of corrosion due to a foreign element (phosphate). This resulted in loss of engine power during takeoff and…
- [NTSB FTW03LA223](https://openairdocs.org/ntsb/FTW03LA223.md): Air Tractor AT-502B · Farwell, TX · Accident · 1 fatal · Limited investigation · Final report · Sep 12, 2003 · N61353 · Destroyed
  > The pilot's failure to maintain airspeed while maneuvering which resulted in an inadvertent stall.
- [NTSB DCA03WA056](https://openairdocs.org/ntsb/DCA03WA056.md): Beech King Air B200 · Madeira Islands, Portugal · Accident · 9 fatal · Foreign investigation · Sep 12, 2003 · N600BV · Destroyed
- [NTSB NYC03MA183](https://openairdocs.org/ntsb/NYC03MA183.md): Beech 1900D · Yarmouth, MA · Accident · 2 fatal · Major investigation · Final report · Aug 26, 2003 · N240CJ · Destroyed
  > The improper replacement of the forward elevator trim cable, and subsequent inadequate functional check of the maintenance performed, which resulted in a reversal of the elevator trim system and a loss of control in-flight. Factors were the flightcrew's…
- [NTSB CHI03LA289](https://openairdocs.org/ntsb/CHI03LA289.md): Air Tractor AT-502B · Westside, IA · Accident · Minor injuries · Limited investigation · Final report · Aug 22, 2003 · N5007G · Substantial damage
  > The pilot's inadequate preflight planning/preparation which led to fuel exhaustion and subsequent loss of engine power. Contributing factors were the unsuitable terrain encountered, and the terrace/embankment.
- [NTSB CHI03LA276](https://openairdocs.org/ntsb/CHI03LA276.md): Beech 1900D · Muskegon, MI · Accident · No injuries · Limited investigation · Final report · Aug 20, 2003 · N79SK · Substantial damage
  > The airplane colliding with a deer during the landing roll.
- [NTSB CHI03LA273](https://openairdocs.org/ntsb/CHI03LA273.md): Ayres S2R-T660 · Blytheville, AR · Accident · Minor injuries · Limited investigation · Final report · Aug 19, 2003 · N4114A · Destroyed
  > The pilot's inadequate visual lookout and altitude/clearance not being maintained from the transmission wires. A factor to the accident was the transmission wires.
- [NTSB ANC03FA096](https://openairdocs.org/ntsb/ANC03FA096.md): Reims 406 · Barrow, AK · Accident · 2 fatal · Field investigation · Final report · Aug 17, 2003 · N6591L · Substantial damage
  > An in-flight collision with ocean waters while maneuvering for an undetermined reason.
- [NTSB CHI03LA270](https://openairdocs.org/ntsb/CHI03LA270.md): Air Tractor AT-502 · Hudson, IL · Accident · No injuries · Limited investigation · Final report · Aug 15, 2003 · N9187Z · Substantial damage
  > The pilot failed to abort the takeoff. A factor was the soybean crop.
- [NTSB ANC03LA071](https://openairdocs.org/ntsb/ANC03LA071.md): Cessna 208B · Kotzebue, AK · Accident · Serious injuries · Limited investigation · Final report · Jul 9, 2003 · N410GV · No damage
  > The airplane encountered unforecast turbulence, which resulted in serious injury to the pilot.
- [NTSB CHI03IA153](https://openairdocs.org/ntsb/CHI03IA153.md): Beech 1900D · Milwaukee, WI · Incident · No injuries · Incident investigation · Final report · Jun 7, 2003 · N901SK · Minor damage
  > Failure of the aileron sprocket assembly at the sprocket-to-shaft braze joint. Contributing factors were the improper braze procedure used by the part manufacturer at the time of fabrication which resulted in an inferior quality joint and the inadequate…
- [NTSB LAX03LA180](https://openairdocs.org/ntsb/LAX03LA180.md): Air Tractor AT-502A · Raywood, TX · Accident · Minor injuries · Limited investigation · Final report · Jun 3, 2003 · N948BB · Destroyed
  > the pilot's encounter with a stall/mush condition in the takeoff initial climb due to his inadequate preflight/pretakeoff procedures and failure to set the wing flaps to the proper takeoff configuration before beginning the takeoff ground roll.
- [NTSB FTW03LA158](https://openairdocs.org/ntsb/FTW03LA158.md): Air Tractor AT-502B · Edna, TX · Accident · No injuries · Limited investigation · Final report · May 19, 2003 · N9086M · Destroyed
  > The pilot's failure to maintain clearance with the transmission wires while maneuvering during an aerial application flight. A contributing factor was the haze restricting the visibility.
- [NTSB NYC03LA107](https://openairdocs.org/ntsb/NYC03LA107.md): Cessna 208B · New Russia, OH · Accident · Minor injuries · Limited investigation · Final report · May 15, 2003 · N208AD · Substantial damage
  > The pilot's failure to verify the position of the fuel selectors prior to takeoff, which resulted in a power loss due to fuel starvation. A factor was the failure of the fuel selector warning horn.
- [NTSB CHI03LA118](https://openairdocs.org/ntsb/CHI03LA118.md): Air Tractor AT-503A · Pontiac, IL · Accident · 2 fatal · Limited investigation · Final report · May 5, 2003 · N503D · Substantial damage
  > The pilot's failure to maintain adequate airspeed which resulted in an inadvertent stall/spin. A factor associated with the accident was the low altitude maneuver.
- [NTSB FTW03LA141](https://openairdocs.org/ntsb/FTW03LA141.md): Air Tractor AT-502B · Pond Creek, OK · Accident · No injuries · Limited investigation · Final report · Apr 28, 2003 · N60819 · Destroyed
  > The pilot's failure to attain adequate airspeed during liftoff resulting in a stall.
- [NTSB ATL03FA082](https://openairdocs.org/ntsb/ATL03FA082.md): Socata TBM 700B · Mobile, AL · Accident · 1 fatal · Field investigation · Final report · Apr 25, 2003 · N705QD · Substantial damage
  > The improper installation of the power control linkage on the engine fuel control unit by maintenance personnel which resulted in a loss of power lever control, and the pilot's failure to follow emergency procedures and his intentional engine shutdown which…
- [NTSB DEN03LA077](https://openairdocs.org/ntsb/DEN03LA077.md): Air Tractor AT-502 · Sedan, NM · Accident · Minor injuries · Limited investigation · Final report · Apr 24, 2003 · N318BR · Substantial damage
  > the nonmechanical partial loss of engine power due to water contamination of the fuel. Contributing factors include the lack of suitable terrain for a forced landing (due to his low altitude), and the irrigation system (object) that was impacted.

Next page: https://openairdocs.org/ntsb.md?engine=52032&page=10

## 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=9

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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.