# NTSB investigations: Pratt & Whitney JT8D-1, CO

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 DEN03LA142](https://openairdocs.org/ntsb/DEN03LA142.md): McDonnell Douglas DC-9-81 · Greeley, CO · Accident · Serious injuries · Limited investigation · Final report · Aug 7, 2003 · N814ME · No damage
  > the inflight encounter with severe turbulence.
- [NTSB FTW98IA208](https://openairdocs.org/ntsb/FTW98IA208.md): Boeing 727-25C · Colorado Sprngs, CO · Incident · No injuries · Incident investigation · Final report · May 8, 1998 · N116FE · Minor damage
  > An inadvertent inflight collision with a flock of large birds.
- [NTSB FTW98FA001](https://openairdocs.org/ntsb/FTW98FA001.md): Boeing 727-51C · Denver, CO · Accident · Serious injuries · Field investigation · Final report · Oct 1, 1997 · N414EX · Substantial damage
  > Failure of the bus driver to yield the right of way to oncoming traffic due to his inadequate visual lookout. Factors were visibility restrictions, inadequate driver training by management, and the flight crew's inadequate visual lookout due to their…
- [NTSB DEN90IA012](https://openairdocs.org/ntsb/DEN90IA012.md): Mcdonnell Douglas DC-9 · Monte Vista, CO · Incident · Minor injuries · Incident investigation · Final report · Oct 18, 1989 · N922RW · Minor damage
  > The poor inflight planning and decisions made by the flight crew following the failure of the number two generator constant speed drive unit. Contributing factors to the accident were the failure of the no. 2 generator constant speed drive unit and the crew's…
- [NTSB DEN84IA209](https://openairdocs.org/ntsb/DEN84IA209.md): Boeing 727-23 · Denver, CO · Incident · No injuries · Incident investigation · Final report · Jul 4, 1984 · N1992 · Minor damage
  > The acft went off the rwy during landing. The excursion was to the left & was not corrected before the acft made an exit from the rwy. The captain, in a written statement, said that he was anticipating a right x-wind because he was landing on rwy 26L & the…
- [NTSB DEN84IA116](https://openairdocs.org/ntsb/DEN84IA116.md): Boeing 727-224 · Denver, CO · Incident · No injuries · Incident investigation · Final report · Mar 22, 1984 · N88709 · No damage
  > Prior to taxiing at chicago, the plt had the ramp agent(r/a) check the rear airstair as the aft airstair light on the second officer's panel was 'on'. The r/a recycled the airstair & reported that it appeared closed. The light remained onso the plt referred…
- [NTSB DEN81IA046](https://openairdocs.org/ntsb/DEN81IA046.md): Boeing 727 · Denver, CO · Incident · No injuries · Closed · Jun 27, 1981 · N88708 · Minor damage
- [NTSB DEN76AD032](https://openairdocs.org/ntsb/DEN76AD032.md): Boeing 727 · Denver, CO · Accident · Serious injuries · Closed · Feb 16, 1976 · N88708 · Substantial damage
- [NTSB DEN71AD046](https://openairdocs.org/ntsb/DEN71AD046.md): Boeing 727 · Denver, CO · Accident · Serious injuries · Closed · Jun 8, 1971 · N32719 · No damage
- [NTSB DEN67I0013](https://openairdocs.org/ntsb/DEN67I0013.md): Boeing B-727 · Pueblo, CO · Incident · No injuries · Closed · Jul 28, 1966 · N7011U · Minor 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" = 'CO' 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 ('52044'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=52044&state=CO

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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.