# NTSB investigations: Pratt & Whitney R-985 series, UT

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 DEN99LA129](https://openairdocs.org/ntsb/DEN99LA129.md): Boeing A-75-N1 (Stearman) · Tooele, UT · Accident · No injuries · Limited investigation · Final report · Jul 26, 1999 · N56772 · Substantial damage
  > The failure of the right main landing gear tire's inner tube, and the subsequent inadvertent ground loop by the pilot.
- [NTSB SEA94LA092](https://openairdocs.org/ntsb/SEA94LA092.md): Grumman-Schweizer G-164B · Levan, UT · Accident · No injuries · Limited investigation · Final report · Mar 30, 1994 · N6754Q · Substantial damage
  > The left main landing gear wheel bearing broke resulting in the wheel jamming and the airplane nosing over.
- [NTSB DEN89LA160](https://openairdocs.org/ntsb/DEN89LA160.md): Grumman-Schweizer G-164B · Holden, UT · Accident · No injuries · Limited investigation · Final report · Jul 8, 1989 · N6754Q · Substantial damage
  > The pilot's misjudgement of the effect of high density altitude on a heavily loaded aircraft.
- [NTSB DEN86LA222](https://openairdocs.org/ntsb/DEN86LA222.md): Boeing E75 · Tooele, UT · Accident · No injuries · Limited investigation · Final report · Aug 7, 1986 · N1387V · Substantial damage
  > The plt rprtd that he encountered a downdraft while crossing a ridgeline in mountainous terrain, aprx 5 mi NE of Tooele,UT. The elev of the acdnt site was about 9,000 ft & the temp was rprtd by the plt to be 80 deg. This would have resultedin a density alt of…
- [NTSB DEN85LA018](https://openairdocs.org/ntsb/DEN85LA018.md): Beech C-45H · Heber City, UT · Accident · No injuries · Limited investigation · Final report · Oct 25, 1984 · N9561Z · Substantial damage
  > While in cruise flt, plt noted gradual left eng oil press drop from normal 70 PSI to 20 PSI. Plt shut down left eng, feathered prop and diverted to alternate airport. En route to alternate plt attempted to restart left eng to avoid single-engine landing. Plt…
- [NTSB DEN80FTM39](https://openairdocs.org/ntsb/DEN80FTM39.md): Weatherly 201 · Delta, UT · Accident · No injuries · Closed · Sep 5, 1980 · N9198W · No damage
- [NTSB DEN74FTM05](https://openairdocs.org/ntsb/DEN74FTM05.md): Howard, Dee DGA15J · Richfield, UT · Accident · No injuries · Closed · Sep 1, 1973 · N67425 · Substantial damage
- [NTSB DEN69F0161](https://openairdocs.org/ntsb/DEN69F0161.md): Grumman G-164A · Snowville, UT · Accident · No injuries · Closed · Jan 6, 1969 · N5285 · Substantial damage
- [NTSB DEN68A0025](https://openairdocs.org/ntsb/DEN68A0025.md): Beech TC-45J · Price, UT · Accident · No injuries · Closed · Oct 20, 1967 · N165V · Substantial damage

## 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" = 'UT' AND c."eventCountry" = 'USA'
  AND 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&state=UT

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.