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

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 CEN10CA213](https://openairdocs.org/ntsb/CEN10CA213.md): Waco YPF-7 · Houston, TX · Accident · No injuries · Data collection · Final report · Mar 27, 2010 · N32077 · Substantial damage
  > The pilot's inability to maintain control during landing due to the failure of the tailwheel locking mechanism to remain engaged prior to landing.
- [NTSB FTW00LA104](https://openairdocs.org/ntsb/FTW00LA104.md): Cessna 195A · Roanoke, TX · Accident · Serious injuries · Limited investigation · Final report · Mar 24, 2000 · N9847A · Substantial damage
  > The pilot's inadequate preflight resulting in loss of engine power due to water and rust contamination of the fuel. A factor was the lack of suitable terrain for the forced landing.
- [NTSB FTW90LA078](https://openairdocs.org/ntsb/FTW90LA078.md): Cessna T50-A17 · Brackettville, TX · Accident · Minor injuries · Limited investigation · Final report · Mar 4, 1990 · N578EK · Substantial damage
  > An engine failure caused by a malfunctioning carburetor and the pilot's misjudging his obstacle clearance which resulted in a wire strike while maneuvering to land. Factors in the accident were the uncommanded deployment of carburetor heat on both engines, an…
- [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 FTW73DRG04](https://openairdocs.org/ntsb/FTW73DRG04.md): Funk F-23 · Los Fresnos, TX · Accident · No injuries · Closed · Jul 22, 1972 · N1129Z · Destroyed
- [NTSB FTW71FQG18](https://openairdocs.org/ntsb/FTW71FQG18.md): Boeing E75 · Bovina, TX · Accident · No injuries · Closed · Aug 8, 1970 · N5268N · Substantial damage
- [NTSB FTW70DQG10](https://openairdocs.org/ntsb/FTW70DQG10.md): Boeing E75 · Bovina, TX · Accident · No injuries · Closed · Apr 9, 1970 · N5268N · Substantial damage
- [NTSB FTW70D0142](https://openairdocs.org/ntsb/FTW70D0142.md): Cessna 195A · Addison, TX · Accident · No injuries · Closed · Jul 30, 1969 · N4363N · Substantial damage
- [NTSB FTW70D0028](https://openairdocs.org/ntsb/FTW70D0028.md): Waco YKS-7 · Baytown, TX · Accident · No injuries · Closed · Apr 20, 1969 · N17716 · Substantial damage
- [NTSB FTW66F0444](https://openairdocs.org/ntsb/FTW66F0444.md): Cessna 195 · Sugarland, TX · Accident · No injuries · Closed · Dec 5, 1965 · N9389A · 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" = 'TX' 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 ('35003'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

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

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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.