NTSB investigations: Continental O-470 series, AR

6 cases on aircraft whose registry engine model is Continental O-470 series, 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.

Defining event

Finding

Phase of flight

Aircraft model

Cases per year

19852026

NTSB investigations: Continental O-470 series, AR per year, 1985–2026: 6 cases
1985	1
1995	2
1996	1
1997	1
2005	1

Where

Open the map

Latest cases

Query with 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" = 'AR' AND c."eventCountry" = 'USA' AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('17026') 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

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.\"eventStateOrRegion\" = 'AR' AND c.\"eventCountry\" = 'USA'
    AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('17026')
      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."eventStateOrRegion" = 'AR' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('17026')
    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

Run 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 DFW05CA057Accident · No injuriesData collectionFinal reportCessna 182J · Malvern, ARThe pilot's failure to maintain directional control during the landing roll. A contributing factor was the sun glare.Jan 19, 2005 · N2855F · Substantial damage NTSB FTW97LA279Accident · No injuriesLimited investigationFinal reportCessna 180 · Carlisle, ARthe pilot's failure to maintain directional control of the airplane during the takeoff roll (at night).Jul 22, 1997 · N9320C · Substantial damage NTSB FTW96LA296Accident · No injuriesLimited investigationFinal reportCessna 180J · Mountain Home, ARThe pilot's failure to maintain directional control during landing. A factor was the cross wind.Jul 8, 1996 · N46524 · Substantial damage NTSB FTW95LA269Accident · No injuriesLimited investigationFinal reportCessna 180E · Springdale, ARThe pilot's failure to compensate for the crosswind conditions. Factors were the crosswind, and the pilot's improper weather evaluation.Jul 5, 1995 · N8676X · Substantial damage NTSB FTW95LA189Accident · No injuriesLimited investigationFinal reportCessna 180 · Little Rock, ARThe pilot's failure to maintain directional control due to the excessive taxi speed.May 5, 1995 · N180JV · Substantial damage NTSB MKC85LA161Accident · No injuriesLimited investigationFinal reportCessna 180G · Harrison, ARThe plt stated that during a wheel landing, the acft bounced, but not hard. He reported that he applied sufficient power to recover & made a smooth, 3-point touchdown, then the acft began a gradual skidding turn to the right. The plt corrected with left…Jul 18, 1985 · N4734U · Substantial damage