NTSB investigations: Lycoming IO-360-L2A, MD
7 cases on aircraft whose registry engine model is Lycoming IO-360-L2A, where the defining event was Hard landing. 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
| 2008 | 1 |
|---|---|
| 2010 | 1 |
| 2011 | 1 |
| 2012 | 1 |
| 2016 | 2 |
| 2025 | 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.\"eventStateOrRegion\" = 'MD' 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 ('41597')
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\" = '092'))
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" = 'MD' 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 ('41597')
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" = '092'))
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 ERA25LA306Accident · No injuriesClass 4 · LimitedFinal reportCessna 172 · Baltimore, MDThe pilot’s inadequate landing flare at night, which resulted in a hard landing.NTSB GAA16CA343Accident · No injuriesData collectionFinal reportCessna 172 · Frederick, MDThe student pilot's failure to maintain pitch control during the touch down resulting in a bounced landing, subsequent hard landing and substantial damage to the firewall.NTSB GAA16CA158Accident · No injuriesData collectionFinal reportCessna 172 · Frederick, MDThe student pilot's improper pitch control during the landing flare, which resulted in a hard bounced landing.NTSB ERA12CA439Accident · No injuriesData collectionFinal reportCessna 172S · Frederick, MDThe pilot's inadequate landing flare, which resulted in a hard landing.NTSB ERA11CA516Accident · No injuriesData collectionFinal reportCessna 172S · Westminster, MDThe pilot's inadequate recovery from a bounced landing, which resulted in a loss of airplane control. Contributing to the accident was the pilot's improper approach airspeed for a short-field landing.NTSB ERA10CA468Accident · No injuriesData collectionFinal reportCessna 172S · Frederick, MDUndetermined.NTSB MIA08CA068Accident · No injuriesData collectionFinal reportCessna 172S · Westiminster, MDThe student pilot's improper flare.