NTSB investigations: Maule M-7-235
6 cases on aircraft the registry lists as Maule M-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 |
|---|---|
| 1987 | 1 |
| 1991 | 1 |
| 1997 | 1 |
| 2001 | 1 |
| 2007 | 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 ('5470208')
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 ('5470208')
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 ANC07LA081Accident · Serious injuriesLimited investigationFinal reportMaule M-7-235 · Fairbanks, AKThe reversal of the elevator control cables by maintenance personnel, and the inadequate preflight inspection by the flight instructor and dual student.NTSB SEA02LA020Accident · No injuriesLimited investigationFinal reportMaule M-7-235 · Halfway, ORA loss of aircraft control for undetermined reasons. A factor was a snow-covered landing surface.NTSB MIA97LA244Accident · No injuriesLimited investigationFinal reportMaule M-7-235 · Louisville, MSThe failure of the pilot to assure that the rudder trim was properly set for takeoff and his delay in aborting the takeoff when the airplane yawed to the left during the early portion of the takeoff roll.NTSB FTW92LA052Accident · No injuriesLimited investigationFinal reportMaule M-7-235 · Cottonport, LAThe pilot's failure to compensate for wind conditions. A factor was the crosswind.NTSB ATL87LA178Accident · No injuriesLimited investigationFinal reportMaule M-7-235 · Augusta, GAThe aircraft was on its first flight from the factory. The pilot was checked out in the aircraft on the day prior to theaccident flight. Witnesses reported the aircraft touched down and lifted off several times. The pilot stated the aircraft got away from him…NTSB MIA87LA055Accident · Minor injuriesLimited investigationFinal reportMaule M-7-235 · Ocala, FLThe acft dragged a wing during lndg according to the plts statement. The acft came to rest beside the rwy. The plt said he lost control of the acft due to a fuel imbalance. After the accident the left wing tip tank was found full of fuel. According to the…