# NTSB investigations: Maule M-7-235C, OR

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 WPR17LA192](https://openairdocs.org/ntsb/WPR17LA192.md): Maule M 7-235C · Klamath Falls, OR · Accident · No injuries · Limited investigation · Final report · Aug 24, 2017 · N6447M · Substantial damage
  > The pilot's failure to follow the pre-takeoff checklist and the failure of the left main landing gear brake due to a damaged brake master cylinder piston rod, which resulted in a stuck left brake and subsequent loss of control during the landing roll.
- [NTSB WPR11FA395](https://openairdocs.org/ntsb/WPR11FA395.md): Maule M-7-235C · Brookings, OR · Accident · 1 fatal · Field investigation · Final report · Aug 21, 2011 · N199BF · Substantial damage
  > The pilot’s improper decision to continue flight under visual flight rules into instrument meteorological conditions, which resulted in a collision with trees while on approach for landing.
- [NTSB SEA01LA079](https://openairdocs.org/ntsb/SEA01LA079.md): Maule M-7-235 · Summer Lake, OR · Accident · No injuries · Limited investigation · Final report · Apr 26, 2001 · N126DP · Substantial damage
  > the pilot's decision to land on a dry lake bed without first taking action to determine the firmness of the surface. Factors include soft terrain at the location the pilot chose to land.

## 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" = 'OR' 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 ('5460110'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=5460110&state=OR

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