# NTSB investigations: Pratt & Whitney R-985 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 3 of 38 · 1,867 cases

## Cases, newest first

- [NTSB GAA15CA120](https://openairdocs.org/ntsb/GAA15CA120.md): Beech RC 45J · Everett, WA · Accident · No injuries · Data collection · Final report · Jun 11, 2015 · N585PB · Substantial damage
  > The pilot's failure to maintain directional control, which resulted in a runway excursion, and a collision with a sign.
- [NTSB CEN15LA204](https://openairdocs.org/ntsb/CEN15LA204.md): Grumman G 164A · Maysville, OK · Accident · Minor injuries · Limited investigation · Final report · Apr 15, 2015 · N7951 · Substantial damage
  > The loss of engine power for reasons that could not be determined because a postaccident examination of the airframe and engine did not reveal any anomalies that would have precluded normal operation.
- [NTSB WPR14CA365](https://openairdocs.org/ntsb/WPR14CA365.md): Ealand Charles Lionheart · Santa Maria, CA · Accident · Minor injuries · Data collection · Final report · Sep 5, 2014 · N15TE · Substantial damage
  > The pilot's inadequate landing flare and subsequent loss of directional control during the landing roll.
- [NTSB WPR14CA293](https://openairdocs.org/ntsb/WPR14CA293.md): Grumman Acft ENG Cor-Schweizer G 164B · Marysville, CA · Accident · No injuries · Data collection · Final report · Jul 14, 2014 · N48475 · Substantial damage
  > The pilot's failure to adequately monitor the environmental conditions to assure the aircraft performance would afford an uneventful takeoff with the loading conditions. Contributing to the accident were the pilot's inability to jettison the load due to the…
- [NTSB CEN14LA319](https://openairdocs.org/ntsb/CEN14LA319.md): Grumman G 164 · Anadarko, OK · Accident · Minor injuries · Limited investigation · Final report · Jun 20, 2014 · N455Y · Substantial damage
  > The total loss of engine power while climbing after takeoff for reasons that could not be determined based on the available information.
- [NTSB ERA14LA321](https://openairdocs.org/ntsb/ERA14LA321.md): Grumman Acft ENG Cor-Schweizer G 164B · Farmington, DE · Accident · Minor injuries · Limited investigation · Final report · Jun 18, 2014 · N891JC · Substantial damage
  > The pilot's inadequate preflight planning for a takeoff in high-density altitude conditions and his decision to reduce power during the initial climb, which led to the airplane exceeding its critical angle-of-attack and experiencing an aerodynamic stall.
- [NTSB WPR14FA182](https://openairdocs.org/ntsb/WPR14FA182.md): Boeing E75 · Fairfield, CA · Accident · 1 fatal · Field investigation · Final report · May 4, 2014 · N68828 · Destroyed
  > The pilot's failure to maintain clearance from the runway during a low-level aerobatic maneuver due to his impairment by an over-the-counter antihistamine. Contributing to the severity of the pilot's injuries were the pilot's lack of fire protective clothing,…
- [NTSB WPR14LA130](https://openairdocs.org/ntsb/WPR14LA130.md): Grumman G164 - A · Caruthers, CA · Accident · No injuries · Limited investigation · Final report · Feb 28, 2014 · N72ES · Substantial damage
  > An undetected fatigue crack in the landing gear leg, which initiated at an electrical arc-induced damage site of undetermined origin and resulted in landing gear failure. Contributing to the severity of damage to the airplane was the close proximity of an…
- [NTSB ERA14LA011](https://openairdocs.org/ntsb/ERA14LA011.md): Boeing B75N1 · Tampa, FL · Accident · 1 fatal · Limited investigation · Final report · Oct 19, 2013 · N65355 · No damage
  > The parachutist’s low altitude departure from the right wing before the planned altitude and his delayed opening of his parachute canopy, which resulted in impact with a tree and then the ground before the parachute fully opened.
- [NTSB CEN13LA561](https://openairdocs.org/ntsb/CEN13LA561.md): Weatherly 620 · Ulysses, KS · Accident · No injuries · Limited investigation · Final report · Sep 25, 2013 · N4623M · Destroyed
  > An in-flight fire and subsequent loss of engine power for reasons that could not be determined due to extensive fire damage to the airplane and its fuel and electrical systems.
- [NTSB ANC13CA098](https://openairdocs.org/ntsb/ANC13CA098.md): Dehavilland Beaver DHC 2 · Akhiok, AK · Accident · No injuries · Data collection · Final report · Sep 14, 2013 · N1544 · Substantial damage
  > The pilot's failure to maintain directional control during takeoff in a gusty tailwind.
- [NTSB ANC13CA087](https://openairdocs.org/ntsb/ANC13CA087.md): Dehavilland DHC-2 MK. I(L20A) · Bethel, AK · Accident · No injuries · Data collection · Final report · Aug 27, 2013 · N734Q · Substantial damage
  > The pilot's failure to maintain directional control and crosswind compensation during landing.
- [NTSB CEN13FA274](https://openairdocs.org/ntsb/CEN13FA274.md): Boeing-Stearman IB75A · Dayton, OH · Accident · 2 fatal · Field investigation · Final report · Jun 22, 2013 · N450JW · Destroyed
  > The pilot's controlled flight into terrain. Contributing to the accident was the pilot's modified airshow maneuver, which placed the airplane at low altitude and airspeed and out of position within the performance area.
- [NTSB CEN13FA324](https://openairdocs.org/ntsb/CEN13FA324.md): Weatherly 620B · Ludlow, SD · Accident · 1 fatal · Field investigation · Final report · Jun 7, 2013 · N350WR · Substantial damage
  > The pilot’s failure to maintain control of the airplane while maneuvering, which resulted in an inadvertent stall. Contributing to the accident was task- and/or work-related fatigue.
- [NTSB CEN13LA322](https://openairdocs.org/ntsb/CEN13LA322.md): Grumman Acft ENG Cor-Schweizer G-164B · Covington, OK · Accident · No injuries · Limited investigation · Final report · Jun 6, 2013 · N6754Q · Substantial damage
  > The airplane’s failure to climb after takeoff for reasons that could not be determined because postaccident examinations of the engine and airframe did not reveal any anomalies that would have precluded normal operation.
- [NTSB ANC13FA054](https://openairdocs.org/ntsb/ANC13FA054.md): Dehavilland Beaver DHC-2 MK.1 · Petersburg, AK · Accident · 1 fatal · Field investigation · Final report · Jun 4, 2013 · N616W · Substantial damage
  > The pilot’s failure to maintain adequate altitude above the trees, and his subsequent failure to maintain adequate airspeed while maneuvering to avoid the trees, which resulted in an inadvertent aerodynamic stall/spin and an uncontrolled descent.
- [NTSB ANC13CA037](https://openairdocs.org/ntsb/ANC13CA037.md): Dehavilland DHC-2 MK. I(L20A) · Anchorage, AK · Accident · No injuries · Data collection · Final report · Mar 26, 2013 · N995SP · Substantial damage
  > The pilot’s failure to maintain directional control of the airplane while taxiing on a snow-covered taxiway.
- [NTSB ANC13CA018](https://openairdocs.org/ntsb/ANC13CA018.md): Dehavilland DHC-2 MK. I(L20A) · Skwentna, AK · Accident · No injuries · Data collection · Final report · Dec 17, 2012 · N121KT · Substantial damage
  > The pilot's loss of control while landing in gusting wind conditions.
- [NTSB WPR13CA031](https://openairdocs.org/ntsb/WPR13CA031.md): Beech D17S · Van Nuys, CA · Accident · No injuries · Data collection · Final report · Nov 3, 2012 · N4417S · 2 aircraft · Minor damage
  > The pilot of another airplane did not maintain a proper visual lookout during taxi, which resulted in an on-ground collision.
- [NTSB ANC12CA092](https://openairdocs.org/ntsb/ANC12CA092.md): Dehavilland Beaver U-6 · Kenai, AK · Accident · Minor injuries · Data collection · Final report · Aug 25, 2012 · N314HA · Substantial damage
  > The pilot’s failure to maintain adequate ground clearance during his landing approach, which resulted in a collision with terrain.
- [NTSB CEN12FA534](https://openairdocs.org/ntsb/CEN12FA534.md): Beech G18 - S · Taylorville, IL · Accident · 1 fatal · Field investigation · Final report · Aug 11, 2012 · N697Q · Substantial damage
  > The pilot's failure to maintain adequate airspeed and use the appropriate flaps setting during sport-parachuting operations, which resulted in an aerodynamic stall/spin and a subsequent loss of control. Contributing to the accident was the pilot’s failure to…
- [NTSB CEN12LA514](https://openairdocs.org/ntsb/CEN12LA514.md): Weatherly 620B · Holcomb, KS · Accident · Minor injuries · Limited investigation · Final report · Aug 3, 2012 · N2008S · Substantial damage
  > The pilot's failure to use carburetor heat while operating in conditions conducive to carburetor icing, which resulted in a partial loss of engine power shortly after takeoff.
- [NTSB CEN12LA458](https://openairdocs.org/ntsb/CEN12LA458.md): Grumman G-164A · Egeland, ND · Accident · No injuries · Limited investigation · Final report · Jul 7, 2012 · N6583 · Substantial damage
  > The partial loss of engine power for reasons that could not be determined during postaccident examinations.
- [NTSB ANC12CA060](https://openairdocs.org/ntsb/ANC12CA060.md): Dehavilland Beaver DHC-2 · Ketchikan, AK · Accident · No injuries · Data collection · Final report · Jul 2, 2012 · N1018A · Substantial damage
  > The pilot’s failure to maintain directional control during a step turn on floats.
- [NTSB ANC12LA051](https://openairdocs.org/ntsb/ANC12LA051.md): Dehavilland DHC-2 · Talkeetna, AK · Accident · No injuries · Limited investigation · Final report · Jun 14, 2012 · N121KT · Substantial damage
  > The loss of engine power after departure due to the separation of an engine cylinder.
- [NTSB WPR12CA242](https://openairdocs.org/ntsb/WPR12CA242.md): Grumman G-164A · Riverton, WY · Accident · No injuries · Data collection · Final report · Jun 3, 2012 · N5291 · Substantial damage
  > The pilot's loss of directional control during the landing roll and his deliberate application of excessive braking pressure, which resulted in a noseover.
- [NTSB ANC12CA041](https://openairdocs.org/ntsb/ANC12CA041.md): Dehavilland DHC-2 MK. I(L20A) · Talkeetna, AK · Accident · No injuries · Data collection · Final report · May 22, 2012 · N323KT · Substantial damage
  > The pilot inadvertently landed with the parking brake set.
- [NTSB WPR12LA201](https://openairdocs.org/ntsb/WPR12LA201.md): Beech 3NM · Pope Valley, CA · Accident · Minor injuries · Limited investigation · Final report · May 12, 2012 · N9540 · Substantial damage
  > A loss of power in one engine during takeoff, which resulted in a forced landing in a vineyard. The reason for the loss of engine power could not be determined from the available evidence.
- [NTSB ANC12LA026](https://openairdocs.org/ntsb/ANC12LA026.md): Dehavilland Beaver DHC-2 · Ketchikan, AK · Accident · Serious injuries · Limited investigation · Final report · Mar 13, 2012 · N82SF · Substantial damage
  > The pilot's decision to depart in marginal visual meteorological conditions, and his continued visual flight into instrument meteorological conditions.
- [NTSB ERA12CA079](https://openairdocs.org/ntsb/ERA12CA079.md): Beech C-45G · Lyman, MS · Accident · No injuries · Data collection · Final report · Nov 19, 2011 · N75Q · Substantial damage
  > The collapse of the right main landing gear during landing due to an encounter with soft terrain.
- [NTSB WPR12CA016](https://openairdocs.org/ntsb/WPR12CA016.md): Beech D17S · Phoenix, AZ · Accident · No injuries · Data collection · Final report · Oct 18, 2011 · N44562 · Substantial damage
  > The pilot's failure to extend the landing gear.
- [NTSB WPR11LA384](https://openairdocs.org/ntsb/WPR11LA384.md): Grumman Acft ENG Cor-Schweizer G-164B · Oakesdale, WA · Accident · Minor injuries · Limited investigation · Final report · Aug 15, 2011 · N6628Q · Substantial damage
  > The pilot's decision to land with a high tailwind, which resulted in a nose-over.
- [NTSB CEN11CA565](https://openairdocs.org/ntsb/CEN11CA565.md): Weatherly 201C · Bronson, IA · Accident · No injuries · Data collection · Final report · Aug 10, 2011 · N9054W · Substantial damage
  > The pilot's failure to maintain clearance from terrain while maneuvering during an aerial application flight.
- [NTSB ANC11TA079](https://openairdocs.org/ntsb/ANC11TA079.md): Dehavilland DHC-2 MK. I(L20A) · Northway, AK · Accident · No injuries · Final report · Aug 3, 2011 · N723DR · Substantial damage
  > The pilot's failure to identify unsuitable terrain for landing and subsequent contact with a dirt mound, resulting in the separation of the tailwheel from the airframe.
- [NTSB CEN11CA497](https://openairdocs.org/ntsb/CEN11CA497.md): Grumman Schweizer G-164A · North English, IA · Accident · No injuries · Data collection · Final report · Jul 21, 2011 · N5439 · Substantial damage
  > The pilot's improper flare which resulted in a hard landing.
- [NTSB CEN11FA444](https://openairdocs.org/ntsb/CEN11FA444.md): Boeing B75N1 · Wetmore, CO · Accident · 1 fatal · Field investigation · Final report · Jul 3, 2011 · N4473N · Substantial damage
  > The pilot's failure to maintain clearance from terrain while maneuvering at low altitude.
- [NTSB WPR11LA260](https://openairdocs.org/ntsb/WPR11LA260.md): Grumman G-164A · Buttonwillow, CA · Accident · No injuries · Limited investigation · Final report · Jun 14, 2011 · N5286 · Substantial damage
  > The pilot's misjudgment of the landing approach and subsequent long landing and overrun of the runway resulting in a collision with ground obstacles. Contributing to the accident was the pilot's likely fatigue and dehydration.
- [NTSB CEN11LA396](https://openairdocs.org/ntsb/CEN11LA396.md): Grumman G164 · Oak Ridge, LA · Accident · Minor injuries · Limited investigation · Final report · May 27, 2011 · N2LU · Substantial damage
  > The flight instructor's failure to maintain adequate airspeed, which resulted in an aerodynamic stall and subsequent impact with trees.
- [NTSB ERA11FA274](https://openairdocs.org/ntsb/ERA11FA274.md): Beech E18S · Miami Gardens, FL · Accident · 1 fatal · Field investigation · Final report · May 2, 2011 · N18R · Substantial damage
  > The pilot’s improper response to a loss of power in the No. 2 engine and his failure to ensure that the airplane was airworthy. Contributing to the accident was the inadequate engine maintenance by the operator's maintenance personnel.
- [NTSB ERA11LA290](https://openairdocs.org/ntsb/ERA11LA290.md): Grumman G-164A · Albion, NY · Accident · No injuries · Limited investigation · Final report · Apr 29, 2011 · N896X · Substantial damage
  > A bearing failure in the engine’s supercharger section, which resulted in a total loss of engine power during flight. Contributing to the accident was the soft soil of the forced landing site.
- [NTSB ERA11CA260](https://openairdocs.org/ntsb/ERA11CA260.md): Grumman Acft ENG Cor-Schweizer G-164A · Belhaven, NC · Accident · Minor injuries · Data collection · Final report · Apr 23, 2011 · N8896H · Substantial damage
  > The pilot's failure to maintain adequate clearance above crops while performing an aerial application flight.
- [NTSB CEN11FA228](https://openairdocs.org/ntsb/CEN11FA228.md): Waco UPF-7 · Brownsville, TX · Accident · Serious injuries · Field investigation · Final report · Mar 12, 2011 · N30136 · Substantial damage
  > The loss of engine power for undetermined reasons.
- [NTSB ANC11LA007](https://openairdocs.org/ntsb/ANC11LA007.md): Beech E18S-9700 · New Stuyahok, AK · Accident · No injuries · Limited investigation · Final report · Jan 3, 2011 · N9001 · Substantial damage
  > The pilot's misjudgment of the runway surface condition, resulting in an aborted landing and collision with rising terrain during the ensuing takeoff attempt.
- [NTSB ERA11CA035](https://openairdocs.org/ntsb/ERA11CA035.md): Boeing PT17 · Fayetteville, WV · Accident · No injuries · Data collection · Final report · Oct 17, 2010 · N55464 · Substantial damage
  > The pilot's failure to maintain directional control during the takeoff roll.
- [NTSB WPR11CA014](https://openairdocs.org/ntsb/WPR11CA014.md): Boeing A75N1(PT17) · Palm Springs, CA · Accident · No injuries · Data collection · Final report · Oct 12, 2010 · N66940 · Substantial damage
  > The pilot's failure to maintain directional control during landing, resulting in a ground loop.
- [NTSB CEN11CA071](https://openairdocs.org/ntsb/CEN11CA071.md): Grumman G-164 · Michigan, ND · Accident · No injuries · Data collection · Final report · Oct 11, 2010 · N554Y · Substantial damage
  > The pilot's failure to abort the takeoff roll following a noticeable loss of engine power due to low engine compression and a magneto failure.
- [NTSB CEN10CA568](https://openairdocs.org/ntsb/CEN10CA568.md): Beech D17S · Fort Worth, TX · Accident · No injuries · Data collection · Final report · Sep 21, 2010 · N17GB · Substantial damage
  > The pilot’s improper fuel management, which resulted in a total loss of engine power due to fuel exhaustion.
- [NTSB ANC10FA100](https://openairdocs.org/ntsb/ANC10FA100.md): Dehavilland DHC-2 · Katmai National Park, AK · Accident · 4 fatal · Field investigation · Final report · Aug 21, 2010 · N9313Z · Substantial damage
  > Undetermined.
- [NTSB WPR10LA413](https://openairdocs.org/ntsb/WPR10LA413.md): Grumman Acft ENG Cor-Schweizer G-164B · Buckeye, AZ · Accident · Serious injuries · Limited investigation · Final report · Aug 19, 2010 · N6607Q · Substantial damage
  > An increase in engine rpm and vibration, which resulted in an aborted takeoff and runway excursion. The reason for the increased engine rpm and vibration could not be determined because of postaccident fire damage.
- [NTSB ANC10FA064](https://openairdocs.org/ntsb/ANC10FA064.md): Dehavilland Beaver DHC-2 MK.1 · Ketchikan, AK · Accident · 1 fatal · Field investigation · Final report · Jul 23, 2010 · N9290Z · Substantial damage
  > The pilot’s decision to continue the flight toward his destination in significant turbulence and downdrafts, and his subsequent failure to maintain control of the airplane while flying low over rising terrain.

Next page: https://openairdocs.org/ntsb.md?engine=52008&page=4

## 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 ('52008'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=52008&page=3

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