NTSB investigations: Continental IO-520 series, 2012
7 cases on aircraft whose registry engine model is Continental IO-520 series, where the defining event was Landing gear not configured. 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
| 2009 | 2 |
|---|---|
| 2010 | 2 |
| 2011 | 2 |
| 2012 | 7 |
| 2013 | 2 |
| 2014 | 2 |
| 2015 | 2 |
| 2016 | 5 |
| 2017 | 3 |
| 2018 | 2 |
| 2019 | 4 |
| 2020 | 2 |
| 2021 | 2 |
| 2022 | 1 |
| 2023 | 3 |
| 2024 | 6 |
| 2025 | 5 |
| 2026 | 5 |
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 year(c.\"eventDate\") = 2012
AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('17032')
AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e WHERE e.case_mkey = x.case_mkey AND e.aircrafts_position = x.position AND e.\"isDefiningEvent\" AND e.\"tier2Number\" = '095'))
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 year(c."eventDate") = 2012
AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('17032')
AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e WHERE e.case_mkey = x.case_mkey AND e.aircrafts_position = x.position AND e."isDefiningEvent" AND e."tier2Number" = '095'))
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 WPR12CA415Accident · No injuriesData collectionFinal reportBeech V35B · Elko, NVThe pilot's failure to extend the landing gear during the aborted takeoff. Contributing to the accident was the pilot's failure to perform a thorough preflight inspection.NTSB CEN12CA613Accident · No injuriesData collectionFinal reportBeech A36 · Washington, MOThe pilot raised the landing gear handle instead of the flap handle during a touch-and-go landing, resulting in the collapse of the nose landing gear while accelerating to takeoff.NTSB CEN12CA436Accident · No injuriesData collectionFinal reportBeech 58 · Sugar Loaf Mountain, MIThe pilot did not complete the before-landing checklist and, subsequently, failed to extend the landing gear prior to landing. Contributing to the accident was the pilot’s distraction with his passengers’ conversation.NTSB ERA12LA450Accident · No injuriesLimited investigationFinal reportBeech A36 · Johns Island, SCThe pilot's failure to complete the manual emergency gear extension after a loss of electrical power. Contributing to the accident was the pilot's decision to delegate the landing gear extension to a non-pilot-rated passenger.NTSB ERA12CA424Accident · No injuriesData collectionFinal reportBeech 58 · Atlanta, GAThe pilot's inadvertent retraction of the landing gear during the landing.NTSB CEN12LA434Accident · No injuriesLimited investigationFinal reportBeech A36 · New Orleans, LAThe pilot's failure to lower the landing gear before touchdown.NTSB CEN12LA283Accident · No injuriesLimited investigationFinal reportBeech 58 · Sioux Falls, SDThe failure of the normal and emergency landing gear system to fully retract or extend the landing gear for reasons that could not be determined during postaccident examinations, which resulted in a partial gear-up landing.