NTSB investigations: Continental IO-346 series

8 cases on aircraft whose registry engine model is Continental IO-346 series, where the first occurrence was “Loss of control - in flight”. 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

19872026

NTSB investigations: Continental IO-346 series per year, 1987–2026: 8 cases
1987	1
1989	1
1996	2
2000	1
2001	2
2003	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."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('17033') 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" = 250)) 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.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('17033')
      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\" = 250))
  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.engine_model_code IN ('17033')
    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" = 250))
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 NYC04CA019Accident · Serious injuriesData collectionFinal reportBeech A23 · Salem, NJThe pilot's delay in aborting the takeoff after his failure to obtain a proper climb rate. Factors related to the accident were the tailwind conditions, and the wet turf runway.Nov 1, 2003 · N8772M · Substantial damage NTSB CHI01FA297Accident · 3 fatalField investigationFinal reportBeech A23 · Stevens Point, WIthe pilot not obtaining/maintaining aircraft control.Aug 30, 2001 · N3516R · Destroyed NTSB MIA01FA223Accident · 3 fatalField investigationFinal reportBeech A23 · Blairsville, GAThe failure of the pilot to maintain airspeed resulting in an inadvertent stall an subsequent in-flight collision with trees then the ground during the uncontrolled descent.Aug 19, 2001 · N8869M · Destroyed NTSB SEA00LA172Accident · Serious injuriesLimited investigationFinal reportCessna 411 · Boise, IDAircraft control was not maintained during approach for landing.Aug 26, 2000 · N411TK · Substantial damage NTSB FTW97LA056Accident · No injuriesLimited investigationFinal reportBeech A23 · Conway, ARthe pilot's inadequate compensation for the crosswind during the landing, and his failure to remain clear of the tree during the attempted go-around. The crosswind and the proximity of the small tree were related factors.Dec 7, 1996 · N3597R · Substantial damage NTSB MIA96FA099Accident · 1 fatalField investigationFinal reportBeech A23A · Sarasota, FLThe pilot's failure to maintain airspeed while maneuvering (VSO) resulting in an inadvertent in-flight loss of control (stall/spin) and subsequent in-flight collision with terrain.Mar 15, 1996 · N2300W · Destroyed NTSB ATL90LA018Accident · No injuriesLimited investigationFinal reportBeech A23A · Roopville, GAThe pilot's disregard for a tailwind during landing, his delay in executing a go around when he noted excessive speed during the landing roll, and improper go around procedures.Oct 29, 1989 · N6929Q · Substantial damage NTSB MKC87LA177Accident · Minor injuriesLimited investigationFinal reportBeech A23A · Wentzville, MOThe airplane became airborne after 1000 feet. A witness stated that after climbing to abt 10 feet, the right wing dropped almost to the ground. The acft then pulled up sharply to almost vertical and stalled at abt 75 feet above the ground and collided with a…Sep 23, 1987 · N6958Q · Substantial damage