# Final NTSB investigations: Grumman Acft ENG Cor-Schweizer G-164A, ND

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 CHI05LA211](https://openairdocs.org/ntsb/CHI05LA211.md): Grumman G-164A · Buchanan, ND · Accident · Serious injuries · Limited investigation · Final report · Aug 4, 2005 · N6858Q · Destroyed
  > The pilot failed to maintain obstacle clearance from the power lines. Factors included the glare on the windshield and the power lines.
- [NTSB CHI01LA217](https://openairdocs.org/ntsb/CHI01LA217.md): Grumman G-164A · Mandan, ND · Accident · No injuries · Limited investigation · Final report · Jul 14, 2001 · N14AG · Substantial damage
  > the pilot failed to maintain clearance from the powerline. Additional factors were the thermal lift and the powerline.
- [NTSB CHI98LA301](https://openairdocs.org/ntsb/CHI98LA301.md): Grumman-Schweizer G-164A · La Moure, ND · Accident · No injuries · Limited investigation · Final report · Aug 4, 1998 · N8693H · Substantial damage
  > a loss of engine power due to undetermined reasons.
- [NTSB CHI95LA260](https://openairdocs.org/ntsb/CHI95LA260.md): Schweizer G-164A-450 · Grand Forks, ND · Accident · Minor injuries · Limited investigation · Final report · Aug 5, 1995 · N7994 · Substantial damage
  > the pilot's failure to maintain clearance with transmission wires. A factor in the accident was the sunglare.
- [NTSB CHI92DTG03](https://openairdocs.org/ntsb/CHI92DTG03.md): Grumman G-164A · Orr, ND · Accident · No injuries · Final report · Jun 24, 1992 · N9935 · Substantial damage
  > A stall encountered during the spray run reversal turn. Factors related to the accident are the attempted downwind turn, and insufficient altitude for recovery.
- [NTSB DEN86LA205](https://openairdocs.org/ntsb/DEN86LA205.md): Schweizer G164A · Grandin, ND · Accident · No injuries · Limited investigation · Final report · Jul 24, 1986 · N8379 · Substantial damage
  > Plt was attempting to take off from 2600 ft x 50 ft sod strip with full fuel (36 gal) and 160 gal of M22, a fungicide. Center of rwy was soft from recent rains. Plt began takeoff roll on right side of rwy. Right wing and spray boom contacted tall grain stalks…
- [NTSB DEN86LA174](https://openairdocs.org/ntsb/DEN86LA174.md): Schweizer G-164A · La Moure, ND · Accident · No injuries · Limited investigation · Final report · Jun 24, 1986 · N6838Q · Substantial damage
  > According to the plt, during a swath run, the acft he was piloting encountered 'bad air' and descended until the wings and wheels contacted the crop of grain he was spraying. The plt stated the acft stalled and contacted the ground.

## 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" = 'ND' AND c."eventCountry" = 'USA'
  AND c."completionStatus" = 'Completed'
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('3952801'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=3952801&state=ND&status=final

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