# NTSB investigations: Maule MX-7-235: Loss of control - on ground/water

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 CHI04CA150](https://openairdocs.org/ntsb/CHI04CA150.md): Maule MX7235 · Waukesha, WI · Accident · No injuries · Data collection · Final report · Jun 13, 2004 · N5664R · Substantial damage
  > The pilot failed to maintain directional control and his inadequate compensation for wind conditions. Factors associated with the accident were the gusty crosswind and the concrete culvert that the airplane contacted.
- [NTSB DEN03LA080](https://openairdocs.org/ntsb/DEN03LA080.md): Maule MX-7-235 · Watkins, CO · Accident · No injuries · Limited investigation · Final report · Apr 14, 2003 · N44UG · Substantial damage
  > the pilot's failure to maintain directional control of the aircraft during the landing roll out. Contributing factors were the unlocked tailwheel.
- [NTSB DEN00LA158](https://openairdocs.org/ntsb/DEN00LA158.md): Maule MX-7-235 · Broomfield, CO · Accident · No injuries · Limited investigation · Final report · Aug 29, 2000 · N111KD · Substantial damage
  > the pilot's failure to maintain directional control during landing roll. A contributing factor was the crosswind.
- [NTSB CHI90LA195](https://openairdocs.org/ntsb/CHI90LA195.md): Maule M-5-235C · East Tawas, MI · Accident · No injuries · Limited investigation · Final report · Jul 24, 1990 · N6VD · Substantial damage
  > The private pilot's failure to maintain adequate control of the aircraft after touchdown.
- [NTSB FTW86LA105](https://openairdocs.org/ntsb/FTW86LA105.md): Maule M7-235 · New Orleans, LA · Accident · No injuries · Limited investigation · Final report · Jun 5, 1986 · N232T · Substantial damage
  > The plt lost directional control of the acft during the landing roll when he failed to compensate adequately for the x-wind resulting in a ground loop.

## 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."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('5470207')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.case_mkey = x.case_mkey AND o.aircrafts_position = x.position AND o."occurrenceNumber" = 1 AND o."occurrenceCode" = 260))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=5470207&occurrence=260

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