NTSB investigations: Lycoming IO-540-AE1A5, 2007
5 cases on aircraft whose registry engine model is Lycoming IO-540-AE1A5. 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
| 2007 | 5 |
|---|---|
| 2008 | 4 |
| 2009 | 6 |
| 2010 | 3 |
| 2011 | 3 |
| 2012 | 9 |
| 2013 | 8 |
| 2014 | 6 |
| 2015 | 10 |
| 2016 | 6 |
| 2017 | 11 |
| 2018 | 8 |
| 2019 | 14 |
| 2020 | 5 |
| 2021 | 15 |
| 2022 | 8 |
| 2023 | 8 |
| 2024 | 12 |
| 2025 | 13 |
| 2026 | 6 |
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\") = 2007
AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41899'))
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") = 2007
AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41899'))
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 CHI08CA023Accident · No injuriesData collectionFinal reportRobinson R44 Raven II · Morrison, MOLoss of control on the ground due to aircraft control not being maintained by the pilot. Contributing factors were the gusting winds and the uneven ground.NTSB SEA08CA002Accident · Minor injuriesData collectionFinal reportRobinson R44 II · Lake Powell, UTThe pilot's inadequate preflight inspection and failure to remove a tie-down strap before departure.NTSB NYC07CA236Accident · No injuriesData collectionFinal reportRobinson R44 II · Nashville, TNThe pilot's failure to maintain control of the helicopter.NTSB MIA07CA107Accident · No injuriesData collectionFinal reportRobinson R-44-II · Isla Grande, PRThe pilot's inadvertent encounter with a loss of tail rotor effectiveness which resulted in damage to the helicopter during the subsequent hard landing.NTSB MIA07LA059Accident · No injuriesLimited investigationFinal reportRobinson R-44-II · Miami, FLThe pilot's failure to maintain sufficient rotor rpm during an autorotative landing, which resulted in a hard landing and separation of the tailboom.