# NTSB investigations: Hughes 269C, SC

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 ATL97LA103](https://openairdocs.org/ntsb/ATL97LA103.md): Hughes 269C · Johnston, SC · Accident · No injuries · Limited investigation · Final report · Jul 13, 1997 · N7413F · Substantial damage
  > failure of the pilot to maintain the proper rotor RPM during the approach and flare for landing.
- [NTSB ATL90LA134](https://openairdocs.org/ntsb/ATL90LA134.md): Hughes 269C · Saluda, SC · Accident · No injuries · Limited investigation · Final report · Jun 22, 1990 · N7448F · Substantial damage
  > Pilot's failure to properly plan for high density altitude operations, which resulted in settling with power to the ground.
- [NTSB ATL88LA161](https://openairdocs.org/ntsb/ATL88LA161.md): Hughes 269C · Greenwood, SC · Accident · Serious injuries · Limited investigation · Final report · May 2, 1988 · N58197 · Substantial damage
  > The plt reported that the engine RPM began to drop. Shortly after he took off from an open field. He opened the throttle further in an attempt to regain RPM but the engine did not respond. The helicopter subsequently crashed onto a bldg roof as the plt…
- [NTSB ATL86FA218](https://openairdocs.org/ntsb/ATL86FA218.md): Hughes 269C · Laurens, SC · Accident · No injuries · Field investigation · Final report · Aug 11, 1986 · N7442F · Destroyed
  > The plt was flying an underground cable patrol at 500-600 ft AGL when the accident occurred. The plt reported pwr was set at 20' hg, 3,000 RPM when a 'very loud pop' was heard. The plt likened the sound to being hit by ground fire. The acft yawed and the eng…

## 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" = 'SC' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('4470504'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=4470504&state=SC

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