# 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 11 of 38 · 1,867 cases

## Cases, newest first

- [NTSB LAX92LA259](https://openairdocs.org/ntsb/LAX92LA259.md): Grumman G-164B · Robbins, CA · Accident · No injuries · Limited investigation · Final report · Jun 23, 1992 · N48658 · Substantial damage
  > The failure of the pilot to maintain an adequate wing tip clearance between the aircraft and a dirt bank paralleling the airstrip.
- [NTSB ATL92LA127](https://openairdocs.org/ntsb/ATL92LA127.md): Boeing A75N1 · Dunn, NC · Accident · Minor injuries · Limited investigation · Final report · Jun 20, 1992 · N55464 · Substantial damage
  > The pilot's inadequare visual lookout to see and avoid the 8 foot high pole adjacent to the landing strip.
- [NTSB FTW92DPG02](https://openairdocs.org/ntsb/FTW92DPG02.md): Grumman G-164-B · Mcdougal, AR · Accident · Minor injuries · Final report · Jun 15, 1992 · N8285K · Destroyed
  > The pilots failure to properly plan his take off. A factor was his lack of familiarity with the chemical dispensing equipment.
- [NTSB NYC92LA102](https://openairdocs.org/ntsb/NYC92LA102.md): Grumman 164A · Bridgeton, NJ · Accident · No injuries · Limited investigation · Final report · Jun 8, 1992 · N48399 · Substantial damage
  > The pilot's improper application of takeoff power which resulted in a lengthened takeoff roll, and his subsequent steep turn to avoid an obstacle causing the airplane to stall at a low altitude.
- [NTSB FTW92LA137](https://openairdocs.org/ntsb/FTW92LA137.md): Grumman G-164A · Kinder, LA · Accident · No injuries · Limited investigation · Final report · May 15, 1992 · N8629H · Substantial damage
  > The failure of the left brake which led to a loss of directional control. A factor was the rough terrain immediately adjacent to the runway.
- [NTSB DEN92LA049](https://openairdocs.org/ntsb/DEN92LA049.md): Naval Aircraft Factory N3N-3 · Montrose, CO · Accident · Minor injuries · Limited investigation · Final report · Apr 30, 1992 · N45033 · Substantial damage
  > Failure of the pilot in command to maintain control of the aircraft during landing roll. A factor was: the aircraft struck a ditch which ran parallel to the runway.
- [NTSB LAX92MA184](https://openairdocs.org/ntsb/LAX92MA184.md): Beech E18S · Mount Haleakala, HI · Accident · 9 fatal · Class 1 · Major · Final report · Apr 23, 1992 · N342E · Destroyed
  > The captain's decision to continue visual flight into instrument meteorological conditions that obscured rising mountainous terrain and his failure to properly use available navigational information to remain clear of the island of maui. Contributing to the…
- [NTSB LAX92LA177](https://openairdocs.org/ntsb/LAX92LA177.md): Beech E18S · Eloy, AZ · Accident · No injuries · Limited investigation · Final report · Apr 16, 1992 · N711DN · Substantial damage
  > Failure of the pilot-in-command to maintain directional control and to properly compensate for the unfavorable wind conditions encountered during the takeoff ground run. Contributing to the accident was the unforecasted dust devil weather phenomena.
- [NTSB FTW92LA103](https://openairdocs.org/ntsb/FTW92LA103.md): Snow S2C · Roby, TX · Accident · No injuries · Limited investigation · Final report · Apr 3, 1992 · N1619S · Substantial damage
  > The pilot's inadvertent stall of the airplane while maneuvering and subsequent loss of control.
- [NTSB FTW92LA101](https://openairdocs.org/ntsb/FTW92LA101.md): Weatherly 201B · Weatherford, OK · Accident · No injuries · Limited investigation · Final report · Mar 30, 1992 · N1268W · Substantial damage
  > Fuel starvation due to a mechanical failure of the fuel selector. A factor was the lack of suitable terrain.
- [NTSB FTW92LA093](https://openairdocs.org/ntsb/FTW92LA093.md): Boeing A-75N1 · Edna, TX · Accident · Serious injuries · Limited investigation · Final report · Mar 19, 1992 · N53084 · Destroyed
  > The pilot's failure to maintain control of the airplane and the subsequent stall. A factor was the pilot's diversion of attention.
- [NTSB LAX92LA116](https://openairdocs.org/ntsb/LAX92LA116.md): Beech D-18H · Lanai, HI · Accident · No injuries · Limited investigation · Final report · Feb 14, 1992 · N33AP · Substantial damage
  > Failure of the pilot to compensate for an encounter with a windshear phenomena. Contributing to the accident was the lack of a low level windshear warning system or a system for the collection and dissemination of weather advisories.
- [NTSB LAX92LA042](https://openairdocs.org/ntsb/LAX92LA042.md): Beech D18S · Hilo, HI · Accident · No injuries · Limited investigation · Final report · Nov 10, 1991 · N4193 · Substantial damage
  > The aircraft's lack of single engine performance to maintain altitude after the engine lost power. Factors related to the accident were: displacement/mechanical interference within the accessory drive gear system of the left engine, failure of the left engine…
- [NTSB LAX92LA028](https://openairdocs.org/ntsb/LAX92LA028.md): Grumman G-164 · Pauma, CA · Accident · No injuries · Limited investigation · Final report · Oct 28, 1991 · N664U · Substantial damage
  > Fuel starvation due to a restricted fuel tank vent line. Contributing to the accident was inadequate maintenance.
- [NTSB FTW92LA003](https://openairdocs.org/ntsb/FTW92LA003.md): Beech C-45H · Edinburg, TX · Accident · No injuries · Limited investigation · Final report · Oct 6, 1991 · N166ZA · Substantial damage
  > Power loss due to a loss of oil pressure for undetermined reasons. A factor was the lack of suitable terrain for forced landing.
- [NTSB LAX91LA413](https://openairdocs.org/ntsb/LAX91LA413.md): Grumman G164A-450 · Queen Creek, AZ · Accident · Minor injuries · Limited investigation · Final report · Sep 29, 1991 · N16SS · Substantial damage
  > Failure of the engine cylinder, producing a loss of power. Contributing to the accident was the location of an irrigation ditch next to the landing area and a dark night light condition.
- [NTSB ANC91LA153](https://openairdocs.org/ntsb/ANC91LA153.md): De Havilland DHC-2 MKI · Holitna River, AK · Accident · Minor injuries · Limited investigation · Final report · Sep 25, 1991 · N17394 · Substantial damage
  > The airplane's float hit a submerged log during landing on the River, which resulted in the pilot losing control of the airplane and crashing into the water.
- [NTSB ANC91LA133](https://openairdocs.org/ntsb/ANC91LA133.md): Beech B-18H · White Mountain, AK · Accident · No injuries · Limited investigation · Final report · Aug 25, 1991 · N228A · Substantial damage
  > The pilot's failure to maintain directional control of the airplane during the landing roll.
- [NTSB CHI91DEP12](https://openairdocs.org/ntsb/CHI91DEP12.md): Schweizer G-164-A · Elkhorn, WI · Accident · No injuries · Final report · Aug 20, 1991 · N48635 · Substantial damage
  > The pilot in command's failure to maintain adequate altitude.
- [NTSB CHI91DTG08](https://openairdocs.org/ntsb/CHI91DTG08.md): Grumman G164B · Minto, ND · Accident · No injuries · Final report · Aug 17, 1991 · N8351K · Substantial damage
  > Inadequate aircraft servicing, inadequate aircraft preflight, fuel contamination, and unsuitable soft terrain in which to effect an emergency landing.
- [NTSB ANC91LA125](https://openairdocs.org/ntsb/ANC91LA125.md): De Havilland DHC-2 · Ugashik, AK · Accident · No injuries · Limited investigation · Final report · Aug 14, 1991 · N5371G · Substantial damage
  > Was the pilot-in-command's failure to maintain directional control of the airplane during the takeoff run. Contributing to the accident was the rough water.
- [NTSB ANC91IA102](https://openairdocs.org/ntsb/ANC91IA102.md): De Havilland DHC2 MK1 · Iliamna, AK · Incident · No injuries · Incident investigation · Final report · Jul 16, 1991 · N6LU · Minor damage
  > The pilot-in-command's attempted flight into known adverse weather conditions. Contributing to the accident was the high and gusty winds in the accident area.
- [NTSB ATL91LA132](https://openairdocs.org/ntsb/ATL91LA132.md): Boeing A75N1 · Social Circle, GA · Accident · No injuries · Limited investigation · Final report · Jul 14, 1991 · N49964 · Substantial damage
  > The airplane collided with the steel pole which supports the windsock while the pilot maneuvered to avoid a collision with a deer on the runway.
- [NTSB LAX91LA299](https://openairdocs.org/ntsb/LAX91LA299.md): Grumman G-164B · Crows Landing, CA · Accident · No injuries · Limited investigation · Final report · Jul 9, 1991 · N6628Q · Destroyed
  > The pilot Landing his airplane erroneously on the wrong Landing surface. Factors in this accident were: sunglare and its interference with the pilot's vision and the soft terrain.
- [NTSB LAX91LA283](https://openairdocs.org/ntsb/LAX91LA283.md): Boeing E75 · San Luis Obispo, CA · Accident · No injuries · Limited investigation · Final report · Jun 30, 1991 · N68809 · Substantial damage
  > That the pilot failed to properly compensate of the existing quartering tailwind, improperly using the flight controls and brakes.
- [NTSB CHI91DCJ03](https://openairdocs.org/ntsb/CHI91DCJ03.md): Grumman G-164-A · Edgar, NE · Accident · No injuries · Final report · Jun 20, 1991 · N8842H · Substantial damage
  > The pilot's inadequate aircraft preflight inspection.
- [NTSB CHI91DTG03](https://openairdocs.org/ntsb/CHI91DTG03.md): Schweizer G164 · Gwinner, ND · Accident · No injuries · Final report · Jun 16, 1991 · N48687 · Substantial damage
  > Inadvertent closing of the mixture by the pilot. Factors related to the accident are inadequate control shape, or size, and inattentiveness of the pilot.
- [NTSB DEN91LA086](https://openairdocs.org/ntsb/DEN91LA086.md): Naval Aircraft Factory N3N-3 · Deming, NM · Accident · No injuries · Limited investigation · Final report · Jun 14, 1991 · N44970 · Substantial damage
  > The pilot's failure to maintain directional control. Factors were: a crosswind condition and a soft shoulder alongside the runway.
- [NTSB LAX91LA228](https://openairdocs.org/ntsb/LAX91LA228.md): Beech C-45H · Lake Elsinore, CA · Accident · No injuries · Limited investigation · Final report · May 29, 1991 · N9903Z · Substantial damage
  > Fuel starvation due to an improper modification of the fuel system and the pilot's failure to ensure that the aircraft was airworthy prior to flight.
- [NTSB FTW91DPG10](https://openairdocs.org/ntsb/FTW91DPG10.md): Weatherly 201B · Mc Crory, AR · Accident · No injuries · Final report · May 23, 1991 · N1260W · Substantial damage
  > Loss of the outboard portion of the propeller blade. A factor was the lack of suitable terrain for the forced landing.
- [NTSB DEN91LA073](https://openairdocs.org/ntsb/DEN91LA073.md): Beech D18-S · Englewood, CO · Accident · No injuries · Limited investigation · Final report · May 18, 1991 · N44623 · Substantial damage
  > The loss of directional control by the pilot. Factors were: the cross, failure of the pilot to lock the tail wheel, and the pilot's disregard of crosswind limitations.
- [NTSB LAX91LA214](https://openairdocs.org/ntsb/LAX91LA214.md): Grumman G164B · Yuba City, CA · Accident · Minor injuries · Limited investigation · Final report · May 14, 1991 · N48658 · Substantial damage
  > Fatigue in the propeller blade which led to its ultimate failure. Factors relating to this accident were the soft terrain conditions on which the airplane landed and a berm across the airplane's ground path.
- [NTSB MIA91WA134](https://openairdocs.org/ntsb/MIA91WA134.md): Beech TC-45J · Nassau, Bahamas · Incident · No injuries · Foreign investigation · May 2, 1991 · N6688 · Minor damage
- [NTSB LAX91LA186](https://openairdocs.org/ntsb/LAX91LA186.md): Grumman G-164A · Madera, CA · Accident · No injuries · Limited investigation · Final report · Apr 28, 1991 · N5250 · Destroyed
  > Failure of the pilot to maintain adequate clearance from the guy wire.
- [NTSB SEA91LA086](https://openairdocs.org/ntsb/SEA91LA086.md): Grumman G-21A · Spokane, WA · Accident · No injuries · Limited investigation · Final report · Apr 17, 1991 · N9750Z · Substantial damage
  > The pilot-in-command did not maintain directional control of the airplane. Factors were: the pic's inadequate compensate for the wind, his limited flight expereince in this type of airplane, and the check airman's poor supervision.
- [NTSB FTW91DPG03](https://openairdocs.org/ntsb/FTW91DPG03.md): Grumman G-164A · Earle, AR · Accident · No injuries · Final report · Apr 2, 1991 · N5336 · Substantial damage
  > A power loss for undetrmined reasons. A factor was the muddy/soft terrain in which the forced landing was performed.
- [NTSB ANC91LA032](https://openairdocs.org/ntsb/ANC91LA032.md): De Havilland DHC-2 · Finger Lake, AK · Accident · Serious injuries · Limited investigation · Final report · Mar 3, 1991 · N5349G · No damage
  > The pilot's failure to maintain directional control of the airplane during the landing roll. A factor was the rough and uneven terrain.
- [NTSB LAX91LA088](https://openairdocs.org/ntsb/LAX91LA088.md): Grumman G-164A · Merced, CA · Accident · No injuries · Limited investigation · Final report · Feb 3, 1991 · N969X · Substantial damage
  > A disoriented and intoxicated automobile driver entering the runway in front of the departing aircraft.
- [NTSB CHI91LA004](https://openairdocs.org/ntsb/CHI91LA004.md): Beech E-18 · Minneapolis, MN · Accident · No injuries · Limited investigation · Final report · Oct 5, 1990 · N703M · Substantial damage
  > Failure of the pilot-in-command to maintain directional control of the aircraft during landing roll.
- [NTSB ATL90LA181](https://openairdocs.org/ntsb/ATL90LA181.md): Schweizer G-164B · Minturn, SC · Accident · No injuries · Limited investigation · Final report · Sep 26, 1990 · N36303 · Substantial damage
  > A previously fractured main wheel which had resulted from a hard landing. A factor in the accident was inadequate inspection by the operator.
- [NTSB SEA90LA196](https://openairdocs.org/ntsb/SEA90LA196.md): Beech C-45H · Twin Falls, ID · Accident · Minor injuries · Limited investigation · Final report · Sep 24, 1990 · N450G · Substantial damage
  > The pilot's inability to maintain directional control during a takeoff in strong crosswind conditions.
- [NTSB DEN90LA186](https://openairdocs.org/ntsb/DEN90LA186.md): Beech D17S · Englewood, CO · Accident · Minor injuries · Limited investigation · Final report · Sep 14, 1990 · N16M · Substantial damage
  > Improper planning/decision by the pilot and inadequate visual lookout by the vehicle driver, which resulted in their failure to assure clearance between the vehicle and aircraft. Factors related to the accident were: sunglare and the pilot's restricted view…
- [NTSB ATL90LA171](https://openairdocs.org/ntsb/ATL90LA171.md): Grumman G-164A · Americus, GA · Accident · No injuries · Limited investigation · Final report · Sep 14, 1990 · N7905 · Destroyed
  > A low cycle fatigue failure of the left main landing gear spring.
- [NTSB ANC90LA169](https://openairdocs.org/ntsb/ANC90LA169.md): Beech H-18S · Deering, AK · Accident · No injuries · Limited investigation · Final report · Sep 7, 1990 · N135W · Substantial damage
  > The pilot-in-command's failure to maintain directional control of the airplane on landing.
- [NTSB CHI90LA256](https://openairdocs.org/ntsb/CHI90LA256.md): Boeing B75N1 · Marseilles, IL · Accident · Serious injuries · Limited investigation · Final report · Sep 5, 1990 · N62438 · Substantial damage
  > The pilot-in-command's failure to maintain adequate visual outlook to avoid collision with a wire while conducting intentional low level flight.
- [NTSB ANC90LA162](https://openairdocs.org/ntsb/ANC90LA162.md): De Havilland DHC-2 · Alagnak River, AK · Accident · No injuries · Limited investigation · Final report · Aug 31, 1990 · N24BR · Substantial damage
  > The pilot-in-command's inadequate preflight planning/preparation, his selection of unsuitable terrain, and his delay in aborting the takeoff.
- [NTSB CHI90LA223](https://openairdocs.org/ntsb/CHI90LA223.md): Stearman E-75 · Mt. Grove, MO · Accident · No injuries · Limited investigation · Final report · Aug 6, 1990 · N5368N · Substantial damage
  > The pilot's inadequate maintenance and servicing of the aircraft. A factor was water contamination in fuel tank.
- [NTSB CHI90LA206](https://openairdocs.org/ntsb/CHI90LA206.md): Beech D17S · Oelwein, IA · Accident · No injuries · Limited investigation · Final report · Jul 27, 1990 · N480 · Substantial damage
  > Inadequate visual outlook by the pilot in command.
- [NTSB FTW90DRD14](https://openairdocs.org/ntsb/FTW90DRD14.md): Grumman G-164A · Sommerset, LA · Accident · 1 fatal · Final report · Jul 25, 1990 · N7854 · Destroyed
  > The pilot's failure to attain adequate clearance above crops at the end of the runway.
- [NTSB ANC90LA102](https://openairdocs.org/ntsb/ANC90LA102.md): Grumman G21 · King Salmon, AK · Accident · Minor injuries · Limited investigation · Final report · Jun 30, 1990 · N7811 · Substantial damage
  > The pilot failed to adequately compensate for the prevailing wind conditions and his failure to maintain directional control. A contributing factor was the strong crosswind component.

Next page: https://openairdocs.org/ntsb.md?engine=52008&page=12

## 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=11

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