NTSB investigations: Maule MX-7-235
5 cases on aircraft the registry lists as Maule MX-7-235, where the first occurrence was “Loss of control - on ground/water”. Aircraft are matched to the registry by N-number and event date, checked against the reported serial number, make and model, so older matches can be wrong.
Cases per year
| 1986 | 1 |
|---|---|
| 1990 | 1 |
| 2000 | 1 |
| 2003 | 1 |
| 2004 | 1 |
Where
Open the mapLatest cases
Query with SQL
duckdb -csv -c "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"Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.
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" DESCRun it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
NTSB CHI04CA150Accident · No injuriesData collectionFinal reportMaule MX7235 · Waukesha, WIThe 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 DEN03LA080Accident · No injuriesLimited investigationFinal reportMaule MX-7-235 · Watkins, COthe pilot's failure to maintain directional control of the aircraft during the landing roll out. Contributing factors were the unlocked tailwheel.NTSB DEN00LA158Accident · No injuriesLimited investigationFinal reportMaule MX-7-235 · Broomfield, COthe pilot's failure to maintain directional control during landing roll. A contributing factor was the crosswind.NTSB CHI90LA195Accident · No injuriesLimited investigationFinal reportMaule M-5-235C · East Tawas, MIThe private pilot's failure to maintain adequate control of the aircraft after touchdown.NTSB FTW86LA105Accident · No injuriesLimited investigationFinal reportMaule M7-235 · New Orleans, LAThe 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.