# NTSB investigations: Gulfstream-Schweizer A/C GULFSTREAM AM 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.

## Latest cases

- [NTSB CEN23LA197](https://openairdocs.org/ntsb/CEN23LA197.md): Gulfstream-Schweizer A/C Gulfstream AM G-164B · Gueydan, LA · Accident · No injuries · Class 4 · Limited · Final report · May 22, 2023 · N8337K · 2 aircraft · Substantial damage
  > The failure of both pilots to see and avoid each other resulting in a collision on the airstrip. Contributing was the pilots’ failure to announce their intentions over their radios as they were taking off and landing.
- [NTSB CEN13LA394](https://openairdocs.org/ntsb/CEN13LA394.md): Gulfstream-Schweizer A/C Gulfstream AM G-164B · Colfax, LA · Accident · Minor injuries · Limited investigation · Final report · Jul 4, 2013 · N8187K · Substantial damage
  > The pilot’s failure to maintain clearance from a tree.
- [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 CEN09CA283](https://openairdocs.org/ntsb/CEN09CA283.md): Gulfstream-Schweizer A/C Gulfstream · Iowa, LA · Accident · No injuries · Data collection · Final report · May 7, 2009 · N8080K · Destroyed
  > A partial loss of engine power due to the Number 8 cylinder head cracking and separating from the barrel.
- [NTSB DFW08CA235](https://openairdocs.org/ntsb/DFW08CA235.md): Gulfstream-Schweizer A/C Gulfstream · Patterson, LA · Accident · No injuries · Data collection · Final report · Sep 18, 2008 · N425LS · Substantial damage
  > The loss of engine power due to fuel contamination. Contributing to the accident was the unsuitable muddy terrain for the forced landing.
- [NTSB FTW04LA099](https://openairdocs.org/ntsb/FTW04LA099.md): Grumman G-164B · Mamou, LA · Accident · No injuries · Limited investigation · Final report · Mar 26, 2004 · N8276K · Substantial damage
  > The pilot's delay in aborting the landing. A contributing factor included the entrance of a crawfish boat onto the airstrip.
- [NTSB FTW01LA193](https://openairdocs.org/ntsb/FTW01LA193.md): Grumman G164B · Rayville, LA · Accident · No injuries · Limited investigation · Final report · Aug 28, 2001 · N2LU · Substantial damage
  > the partial failure of the magneto drive coupling while maneuvering, which resulted in a loss of engine power and a forced landing. A contributing factor to the accident was the lack of suitable terrain for the forced landing.
- [NTSB FTW00LA209](https://openairdocs.org/ntsb/FTW00LA209.md): Grumman-Schweizer G-164B · Kaplan, LA · Accident · No injuries · Limited investigation · Final report · Jul 13, 2000 · N8151K · Substantial damage
  > The loss of engine power for an undetermined reason. A factor was the lack of suitable terrain for the forced landing.
- [NTSB FTW00LA178](https://openairdocs.org/ntsb/FTW00LA178.md): Gulfstream-Schweizer G-164D · Welsh, LA · Accident · Minor injuries · Limited investigation · Final report · Jun 6, 2000 · N8337K · Substantial damage
  > The excessive wear of the reduction gearbox's 1st stage sungear, which resulted in its subsequent fatigue fracture and failure. Factors were the operator not performing the recommended overhaul of the engine, and a lack of suitable terrain for the forced…
- [NTSB FTW98LA232](https://openairdocs.org/ntsb/FTW98LA232.md): Gulfstream-Schweizer G-164B · Eunice, LA · Accident · Serious injuries · Limited investigation · Final report · May 19, 1998 · N8308K · Destroyed
  > The loss of engine power for undetermined reasons. A factor was the lack of suitable terrain for the forced landing.
- [NTSB FTW98LA058](https://openairdocs.org/ntsb/FTW98LA058.md): Gulfstream-Schweizer G-164B · Lecompte, LA · Accident · Serious injuries · Limited investigation · Final report · Nov 24, 1997 · N2LU · Substantial damage
  > a loose battery cover, due to improper installation by maintenance personnel, that became jammed with an elevator control rod and restricted the movement of the elevator control system, which subsequently led to an uncontrolled impact with a tree, shortly…
- [NTSB FTW97LA335](https://openairdocs.org/ntsb/FTW97LA335.md): Grumman-Schweizer G-164B · Marksville, LA · Accident · No injuries · Limited investigation · Final report · Sep 1, 1997 · N8075K · Substantial damage
  > The pilot's inadvertent stall during a turn to reverse direction during an aerial application flight. A factor was the pilot's chronic fatigue as result of cumulative long workdays.
- [NTSB FTW95LA185](https://openairdocs.org/ntsb/FTW95LA185.md): Gulfstream-Schweizer G-164B · Morse, LA · Accident · No injuries · Limited investigation · Final report · Apr 29, 1995 · N6746K · Destroyed
  > Power loss due to a cracked intake valve pipe assembly. A factor was the lack of suitable terrain for the forced landing.
- [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 FTW89DRD12](https://openairdocs.org/ntsb/FTW89DRD12.md): Schweizer G-164B · Donaldsonville, LA · Accident · No injuries · Final report · Jul 29, 1989 · N8172K · Substantial damage
  > Loss of engine power for undetermined reasons. A contributing factor was the soft terrain.
- [NTSB FTW89DRD10](https://openairdocs.org/ntsb/FTW89DRD10.md): Grumman G-164-B · Mer Rouge, LA · Accident · 1 fatal · Final report · Jun 30, 1989 · N8341K · No damage
  > The failure of the individual struck by the taxiing airplane's propeller to visually perceive and avoid the airplane.

## 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 ('3979904'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=3979904&state=LA

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