# NTSB investigations: Lycoming TVO-435-GIA, 1970

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 SEA71DVQ16](https://openairdocs.org/ntsb/SEA71DVQ16.md): Bell 47G-2 · Sixes, OR · Accident · No injuries · Closed · Dec 21, 1970 · N73284 · Substantial damage
- [NTSB LAX71AL033](https://openairdocs.org/ntsb/LAX71AL033.md): Bell 47G3B1 · Rim Forest, CA · Accident · 1 fatal · Closed · Dec 1, 1970 · N1126W · Destroyed
- [NTSB SEA71FWG15](https://openairdocs.org/ntsb/SEA71FWG15.md): Bell 47G3B1 · Colville, WA · Accident · Minor injuries · Closed · Sep 2, 1970 · N3097G · Substantial damage
- [NTSB OAK71DVA19](https://openairdocs.org/ntsb/OAK71DVA19.md): Bell 47G3B1 · Kernville, CA · Accident · No injuries · Closed · Aug 17, 1970 · N7829S · Substantial damage
- [NTSB LAX71DUJ06](https://openairdocs.org/ntsb/LAX71DUJ06.md): Bell 47G3B1 · Elfrida, AZ · Accident · No injuries · Closed · Jul 13, 1970 · N1358X · Substantial damage
- [NTSB SEA71DXM01](https://openairdocs.org/ntsb/SEA71DXM01.md): Bell 47G-3B · Hailey, ID · Accident · No injuries · Closed · Jul 6, 1970 · N68645 · Substantial damage
- [NTSB LAX70FUG50](https://openairdocs.org/ntsb/LAX70FUG50.md): Bell 47G-3B · Idyllwild, CA · Accident · No injuries · Closed · Jun 25, 1970 · N1301X · Substantial damage
- [NTSB LAX70FUG52](https://openairdocs.org/ntsb/LAX70FUG52.md): Bell 47G3B2 · Wrightwood, CA · Accident · No injuries · Closed · Jun 24, 1970 · N2219W · Substantial damage
- [NTSB OAK70FVW17](https://openairdocs.org/ntsb/OAK70FVW17.md): Bell 47G3B2 · Las Vegas, NV · Accident · Minor injuries · Closed · Jun 4, 1970 · N4077G · Destroyed
- [NTSB OAK70DXQ14](https://openairdocs.org/ntsb/OAK70DXQ14.md): Bell 47G3B · Fallon, NV · Accident · Minor injuries · Closed · May 30, 1970 · N73244 · Substantial damage
- [NTSB OAK70FXQ12](https://openairdocs.org/ntsb/OAK70FXQ12.md): Bell 47G3B1 · Reno, NV · Accident · No injuries · Closed · May 21, 1970 · N337RH · Substantial damage
- [NTSB CHI70FDW10](https://openairdocs.org/ntsb/CHI70FDW10.md): Bell 47G · Port Huron, MI · Accident · Serious injuries · Closed · Mar 27, 1970 · N1575 · 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 year(c."eventDate") = 1970
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41526'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=41526&year=1970

---
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.