# NTSB investigations: Gates Lear Jet 25B: Airframe/component/system failure/malfunction

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 CHI05LA047](https://openairdocs.org/ntsb/CHI05LA047.md): Learjet 25B · Cedar Rapids, IA · Accident · No injuries · Limited investigation · Final report · Dec 20, 2004 · N252BK · Substantial damage
  > The pilot was not able to maintain directional control of the airplane due to the failure of the nose gear strut seal which prevented the nose wheel from centering. A factor associated with the accident was the berm that the airplane contacted.
- [NTSB DEN04LA138](https://openairdocs.org/ntsb/DEN04LA138.md): Gates Learjet 25B · Colorado Spring, CO · Accident · No injuries · Limited investigation · Final report · Sep 4, 2004 · N47MR · Substantial damage
  > right main tire failure for reasons undetermined.
- [NTSB FTW98MA096](https://openairdocs.org/ntsb/FTW98MA096.md): Gates Learjet 25B · Houston, TX · Accident · 2 fatal · Major investigation · Final report · Jan 13, 1998 · N627WS · Destroyed
  > The flight crew's continued descent of the airplane below the glideslope and through the published decision height without visual contact with the runway environment. Also, when the captain encountered difficulty tracking the localizer course, his improper…

## 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."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('5170511')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.case_mkey = x.case_mkey AND o.aircrafts_position = x.position AND o."occurrenceNumber" = 1 AND o."occurrenceCode" = 130))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=5170511&occurrence=130

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