# NTSB investigations: Grumman Acft ENG Cor-Schweizer G-164B, LA

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 1 of 2 · 65 cases

## Latest cases

- [NTSB CEN25LA231](https://openairdocs.org/ntsb/CEN25LA231.md): Grumman Acft ENG Cor-Schweizer G-164B · Lockport, LA · Accident · No injuries · Class 3 · Limited · Final report · Jul 1, 2025 · N8834H · Substantial damage
  > The pilot’s inadequate planning for the high density altitude conditions which resulted in reduced airplane performance, climb capability, and subsequent forced landing.
- [NTSB CEN23LA202](https://openairdocs.org/ntsb/CEN23LA202.md): Grumman Acft ENG Cor-Schweizer G-164B · Wright, LA · Accident · No injuries · Class 4 · Limited · Final report · May 25, 2023 · N6699Q · Substantial damage
  > The pilot's decision to takeoff with the airplane overloaded which resulted in the airplane settling and subsequently impacting terrain.
- [NTSB CEN16LA180](https://openairdocs.org/ntsb/CEN16LA180.md): Grumman Acft ENG Cor-Schweizer G 164B · Lyons Point, LA · Accident · Minor injuries · Limited investigation · Final report · May 11, 2016 · N8362K · Substantial damage
  > A total loss of engine power due to debris contamination of the fuel system. Contributing to the accident was the pilot's inadequate preflight inspection.
- [NTSB CEN16LA173](https://openairdocs.org/ntsb/CEN16LA173.md): Grumman Acft ENG Cor-Schweizer G 164B · Iowa, LA · Accident · No injuries · Limited investigation · Final report · May 4, 2016 · N8400K · Substantial damage
  > The pilot's failure to maintain directional control while landing with an inoperative right brake.
- [NTSB CEN10CA510](https://openairdocs.org/ntsb/CEN10CA510.md): Grumman Acft ENG Cor-Schweizer G-164B · Basile, LA · Accident · No injuries · Data collection · Final report · Aug 27, 2010 · N63E · Substantial damage
  > The loss of directional control during landing due to failure of the right brake for undetermined reasons.
- [NTSB CEN10CA426](https://openairdocs.org/ntsb/CEN10CA426.md): Grumman Acft ENG Cor-Schweizer G-164B · Alexandria, LA · Accident · No injuries · Data collection · Final report · Jul 22, 2010 · N6772Q · Substantial damage
  > The loss of engine power for undetermined reasons.
- [NTSB DFW08CA168](https://openairdocs.org/ntsb/DFW08CA168.md): Grumman G-164 · Tallulah, LA · Accident · Minor injuries · Data collection · Final report · Jun 23, 2008 · N54229 · Substantial damage
  > The pilot's failure to maintain aircraft control. Contributing to the accident was the pilot's failure to maintain adequate airspeed.
- [NTSB DFW05CA236](https://openairdocs.org/ntsb/DFW05CA236.md): Grumman G-164B · Epps, LA · Accident · Serious injuries · Data collection · Final report · Sep 14, 2005 · N6667Q · Substantial damage
  > The pilot's failure to maintain clearance with the power lines.
- [NTSB DFW05CA212](https://openairdocs.org/ntsb/DFW05CA212.md): Grumman G164B · Alexandria, LA · Accident · No injuries · Data collection · Final report · Aug 16, 2005 · N6903K · Substantial damage
  > The pilot's failure to maintain adequate airspeed which resulted in a stall. A contributing factor was the high density altitude.
- [NTSB DFW05LA147](https://openairdocs.org/ntsb/DFW05LA147.md): Grumman G-164B · Lake Charles, LA · Accident · No injuries · Limited investigation · Final report · Jun 4, 2005 · N6832K · Substantial damage
  > The failure of the propeller governor which resulted in a forced landing. A contributing factor was the transmission wire.
- [NTSB DFW05LA116](https://openairdocs.org/ntsb/DFW05LA116.md): Grumman-Schweizer G-164B · Fenton, LA · Accident · No injuries · Limited investigation · Final report · May 1, 2005 · N63E · Substantial damage
  > The loss of engine power due to fuel starvation as a result of blockage of the firewall fuel filter with an unknown contaminant. A contributing factor was the lack of suitable terrain for the forced landing.
- [NTSB FTW01LA203](https://openairdocs.org/ntsb/FTW01LA203.md): Grumman G-164B · Lydia, LA · Accident · 1 fatal · Limited investigation · Final report · Sep 5, 2001 · N48655 · Destroyed
  > the pilot's failure to maintain clearance with a marked tower while maneuvering.
- [NTSB FTW01LA177](https://openairdocs.org/ntsb/FTW01LA177.md): Grumman-Schweizer G-164B · Bunkie, LA · Accident · Minor injuries · Limited investigation · Final report · Aug 9, 2001 · N542KG · Destroyed
  > The loss of engine power for undetermined reasons while maneuvering. A contributing factor was the lack of suitable terrain for the forced landing.
- [NTSB FTW00LA239](https://openairdocs.org/ntsb/FTW00LA239.md): Grumman-Schweizer G-164B · Kaplan, LA · Accident · No injuries · Limited investigation · Final report · Aug 21, 2000 · N6506K · Substantial damage
  > the failure of the supercharger during takeoff. A contributing factor was the lack of suitable terrain for the forced landing.
- [NTSB FTW00LA210](https://openairdocs.org/ntsb/FTW00LA210.md): Grumman-Schweizer G-164B · Ville Platte, LA · Accident · 1 fatal · Limited investigation · Final report · Jul 15, 2000 · N428KG · Destroyed
  > The loss of control for an undetermined reason.
- [NTSB FTW00LA167](https://openairdocs.org/ntsb/FTW00LA167.md): Grumman-Schweizer G164B · Natchitoches, LA · Accident · No injuries · Limited investigation · Final report · Jun 1, 2000 · N48723 · Destroyed
  > The failure of the pilot to maintain directional control during the landing roll, which resulted in a ground loop. A factor was the crosswind.
- [NTSB FTW99LA218](https://openairdocs.org/ntsb/FTW99LA218.md): Grumman-Schweizer G-164B · Ferriday, LA · Accident · No injuries · Limited investigation · Final report · Aug 12, 1999 · N8253K · Substantial damage
  > The pilot's failure to refuel the airplane which resulted in a loss of engine power due to fuel exhaustion. A factor was the lack of suitable terrain for the forced landing.
- [NTSB FTW99LA182](https://openairdocs.org/ntsb/FTW99LA182.md): Grumman G-164B · Iowa, LA · Accident · Minor injuries · Limited investigation · Final report · Jul 6, 1999 · N6703Q · Substantial damage
  > The pilot's failure to maintain clearance with the crops being sprayed. A factor was the pilot's diverted attention.
- [NTSB FTW99LA113](https://openairdocs.org/ntsb/FTW99LA113.md): Grumman-Schweizer G-164B · Franklinton, LA · Accident · No injuries · Limited investigation · Final report · Apr 9, 1999 · N6673Q · Destroyed
  > Loss of engine power for an undetermined reason. A factor was the lack of suitable terrain for the forced landing.
- [NTSB FTW99LA101](https://openairdocs.org/ntsb/FTW99LA101.md): Grumman G-164B · Jennings, LA · Accident · No injuries · Limited investigation · Final report · Mar 26, 1999 · N6758Q · Substantial damage
  > The pilot's inadvertent stall during the departure turn to downwind. A factor was the tailwind.
- [NTSB FTW98LA194](https://openairdocs.org/ntsb/FTW98LA194.md): Grumman-Schweizer G-164B · Oberlin, LA · Accident · Serious injuries · Limited investigation · Final report · Apr 25, 1998 · N63E · Destroyed
  > The pilot's failure to maintain aircraft control. A factor was the gusty wind.
- [NTSB FTW96LA231](https://openairdocs.org/ntsb/FTW96LA231.md): Grumman-Schweizer G-164B · Bunkie, LA · Accident · No injuries · Limited investigation · Final report · May 31, 1996 · N188TB · Substantial damage
  > The pilot's failure to maintain control of the airplane.
- [NTSB FTW96LA205](https://openairdocs.org/ntsb/FTW96LA205.md): Grumman G-164B · Iowa, LA · Accident · No injuries · Limited investigation · Final report · May 10, 1996 · N6832K · Substantial damage
  > the pilot's selection of an unsuitable area for takeoff. The high vegetation (tall grass) was a related factor.
- [NTSB FTW95LA205](https://openairdocs.org/ntsb/FTW95LA205.md): Grumman G-164B · St Martinville, LA · Accident · Serious injuries · Limited investigation · Final report · May 17, 1995 · N8365K · Destroyed
  > The pilot's failure to maintain control of the aircraft. A factor was the high winds.
- [NTSB FTW95FA047](https://openairdocs.org/ntsb/FTW95FA047.md): Grumman-Schweizer G-164B · Wisner, LA · Accident · 1 fatal · Field investigation · Final report · Nov 16, 1994 · N48398 · Substantial damage
  > The pilot's failure to maintain minimum required airspeed for flight. A factor was the pilot's lack of total experience in the type of aircraft.
- [NTSB FTW95LA009](https://openairdocs.org/ntsb/FTW95LA009.md): Grumman G-164B · Oak Grove, LA · Accident · No injuries · Limited investigation · Final report · Oct 3, 1994 · N6676K · Substantial damage
  > The pilot misjudged clearance from the vehicle.
- [NTSB FTW94LA270](https://openairdocs.org/ntsb/FTW94LA270.md): Grumman G-164B · Shreveport, LA · Accident · 1 fatal · Limited investigation · Final report · Aug 12, 1994 · N48664 · Destroyed
  > The pilot's incapacitation due to a heart attack.
- [NTSB FTW94FA262](https://openairdocs.org/ntsb/FTW94FA262.md): Grumman G-164B · Henderson, LA · Accident · 1 fatal · Field investigation · Final report · Aug 5, 1994 · N6804Q · Destroyed
  > The pilot's failure to maintain clearance from a known object.
- [NTSB FTW94FA241](https://openairdocs.org/ntsb/FTW94FA241.md): Schweizer G-164B · Foules, LA · Accident · 1 fatal · Field investigation · Final report · Jul 21, 1994 · N6617Q · Destroyed
  > The pilot's failure to maintain obstacle clearance.
- [NTSB FTW93LA238](https://openairdocs.org/ntsb/FTW93LA238.md): Grumman G-164B · Pioneer, LA · Accident · No injuries · Limited investigation · Final report · Aug 12, 1993 · N8227K · 2 aircraft · Substantial damage
  > The failure by both pilots to maintain visual lookout. Factors were the inadequate radio communications by both pilots, and the departing pilot's failure to follow procedures and directives.
- [NTSB FTW93LA179](https://openairdocs.org/ntsb/FTW93LA179.md): Grumman-Schweizer G-164B · Kaplan, LA · Accident · No injuries · Limited investigation · Final report · Jun 5, 1993 · N6693Q · Substantial damage
  > The pilot's failure to have the airplane properly attended during start when people were available. A factor was the inadequate tie down rope.
- [NTSB FTW93LA175](https://openairdocs.org/ntsb/FTW93LA175.md): Grumman G-164B · St. Martinville, LA · Accident · No injuries · Limited investigation · Final report · Jun 2, 1993 · N48724 · Substantial damage
  > The pilot's and tractor driver's inadequate visual lookout
- [NTSB FTW93LA153](https://openairdocs.org/ntsb/FTW93LA153.md): Grumman G-164B · Arnaudville, LA · Accident · No injuries · Limited investigation · Final report · May 12, 1993 · N6639Q · Substantial damage
  > The loss of engine power for undetermined reasons. A factor was the unsuitable terrain
- [NTSB FTW93LA089](https://openairdocs.org/ntsb/FTW93LA089.md): Grumman G-164B · Indian Village, LA · Accident · No injuries · Limited investigation · Final report · Feb 22, 1993 · N48455 · Substantial damage
  > Landing performed short of the runway threshold. Factor was wet grassy terrain
- [NTSB FTW92LA144](https://openairdocs.org/ntsb/FTW92LA144.md): Grumman G-164B · Mamou, LA · Accident · No injuries · Limited investigation · Final report · May 30, 1992 · N6808Q · Substantial damage
  > The engine failure for undetermined reasons. A factor was the lack of suitable terrain onto which the ensuing forced landing could be executed.
- [NTSB FTW92LA090](https://openairdocs.org/ntsb/FTW92LA090.md): Grumman G-164B · Roanoke, LA · Accident · No injuries · Limited investigation · Final report · Mar 16, 1992 · N8363K · Substantial damage
  > The locking of the main landing gear brakes.
- [NTSB FTW91DRD07](https://openairdocs.org/ntsb/FTW91DRD07.md): Grumman G-164B · Donaldsonville, LA · Accident · No injuries · Final report · Jul 28, 1991 · N573AF · Substantial damage
  > The mechanical failure of the propeller blade pitch positioning bolt. A factor was the lack of suitable terrain available for the forced landing.
- [NTSB FTW90DRD10](https://openairdocs.org/ntsb/FTW90DRD10.md): Grumman G-164B · Mamou, LA · Accident · No injuries · Final report · Jun 4, 1990 · N6693Q · Substantial damage
  > Pilot misjudged wind information. Factors contributing to the accident were the tailwind, the trees and the levee.
- [NTSB FTW90DRD08](https://openairdocs.org/ntsb/FTW90DRD08.md): Schweizer G-164B · Basile, LA · Accident · No injuries · Final report · May 13, 1990 · N6733Q · Destroyed
  > The pilot's inadequate evaluation of the weather information. A related factor to the accident was the tailwind.
- [NTSB FTW90DRD05](https://openairdocs.org/ntsb/FTW90DRD05.md): Schweizer G-164B · Reeves, LA · Accident · No injuries · Final report · Apr 13, 1990 · N48455 · Substantial damage
  > Loss of engine power due to a frozen rocker arm.
- [NTSB FTW90DRD04](https://openairdocs.org/ntsb/FTW90DRD04.md): Grumman G-164B · Fenton, LA · Accident · No injuries · Final report · Apr 3, 1990 · N6714K · Destroyed
  > Failure of the elevator control rod end bearing.
- [NTSB FTW89DRD08](https://openairdocs.org/ntsb/FTW89DRD08.md): Schweizer G-164B · Kaplan, LA · Accident · Minor injuries · Final report · Jun 16, 1989 · N48592 · Destroyed
  > Loss of engine power due to a cracked cylinder.
- [NTSB FTW89DRD06](https://openairdocs.org/ntsb/FTW89DRD06.md): Grumman-Schweizer G-164B · Ville Platte, LA · Accident · No injuries · Final report · Jun 6, 1989 · N6693Q · Substantial damage
  > Wear and/or failure of the carburetor/float. Factors related to the accident were: the terrain conditions.
- [NTSB FTW88DRD19](https://openairdocs.org/ntsb/FTW88DRD19.md): Schweizer G-164B · Catahoula, LA · Accident · No injuries · Final report · Aug 20, 1988 · N6685Q · Destroyed
  > The ag airplane was being utilized to scare birds away from the rice fields. It was 15 feet AGL when the engine backfired and quit. The airplane collided with the terrain and burned. The engine and engine accessories were so destroyed by fire that nothing…
- [NTSB FTW88DRD11](https://openairdocs.org/ntsb/FTW88DRD11.md): Schweizer G-164B · Cheneyville, LA · Accident · Minor injuries · Final report · Jun 29, 1988 · N48585 · Destroyed
  > The ag airplane was returning after spraying chemical when the engine started to lose power. During the forced landing on a highway the left wing struck a road sign. No mechanical reason for the engine power loss was found. The acft had an annual inspection…
- [NTSB FTW88DRD05](https://openairdocs.org/ntsb/FTW88DRD05.md): Grumman G-164B · Bastrop, LA · Accident · No injuries · Final report · May 28, 1988 · N6676K · Substantial damage
  > The plt said he was spreading rice when he noticed the oil pressure was decreasing & the prop was beginning to feather. With no other place to go, he landed in a plowed field. Shortly after touchdown, the acft nosed over to an inverted position. An exam…
- [NTSB FTW87DRD14](https://openairdocs.org/ntsb/FTW87DRD14.md): Grumman G-164B · Oak Grove, LA · Accident · No injuries · Final report · Aug 12, 1987 · N48614 · Substantial damage
  > After completing the last pass of an agricultural operation the pilot pulled up and started a turn. At this time the engine started shaking and losing power. The pilot attempted a forced landing in a soft field. The wheels bogged four or five inches into the…
- [NTSB FTW86LRD15](https://openairdocs.org/ntsb/FTW86LRD15.md): Grumman G-164B · Church Point, LA · Accident · No injuries · Final report · Jun 24, 1986 · N48585 · Substantial damage
  > The acfts left wingtip caught in weeds during takeoff and the acft was pulled left. The plt had turned to avoid a wet spot on the airstrip and contacted the high weeds then swerved into a rice levee.
- [NTSB FTW86LRD16](https://openairdocs.org/ntsb/FTW86LRD16.md): Grumman G-164B · Abbeville, LA · Accident · No injuries · Final report · Jun 17, 1986 · N48592 · Substantial damage
  > The pilot stated he made a successful forced landing, due to loss of power, and then had to flip the aircraft to prevent colliding with a lateral (above ground irrigation system) with a water depth of about four feet. Subsequent engine examination revealed…
- [NTSB FTW84LA349](https://openairdocs.org/ntsb/FTW84LA349.md): Grumman G-164B · Tallulah, LA · Accident · No injuries · Limited investigation · Final report · Aug 9, 1984 · N8961H · Destroyed
  > After applying seven (7) loads of chemicals the pilot landed and loaded both fuel and chemicals. After takeoff he completed one swath run and was just starting the second run when he allowed the wheels to contact the crop. The load was not jettisoned and the…

Next page: https://openairdocs.org/ntsb.md?model=3952802&state=LA&page=2

## 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."eventStateOrRegion" = 'LA' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('3952802'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=3952802&state=LA

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