# NTSB investigations: Jacobs L4 /R755-7, 1986

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 FTW86FRG24](https://openairdocs.org/ntsb/FTW86FRG24.md): Grumman G-164 · La Feria, TX · Accident · No injuries · Final report · Jun 5, 1986 · N552Y · Destroyed
  > As the plt was making a swath run, he started to cross under power lines, but saw the profile view of a road marker. When he pulled up to avoid the road marker, the acft struck the wires, rolled to the left & collided with the ground.
- [NTSB LAX86LA189](https://openairdocs.org/ntsb/LAX86LA189.md): Cessna 195A · San Rafael, CA · Accident · Serious injuries · Limited investigation · Final report · Apr 23, 1986 · N4496C · 2 aircraft · Substantial damage
  > The two aircraft collided on the runway during landing approach. The Cessna pilot had washed his aircraft and had made a local flight to dry it off. The beeck pilot was returning from a nearby airport where an annual inspection had been performed. Witnesses…

## 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 year(c."eventDate") = 1986
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('35003'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=35003&year=1986

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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.