Fatal NTSB investigations: Lycoming 0-540 series
9 cases on aircraft whose registry engine model is Lycoming 0-540 series, where the first occurrence was “Loss of engine power”. 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
| 1983 | 1 |
|---|---|
| 1991 | 1 |
| 1994 | 1 |
| 1997 | 1 |
| 2003 | 3 |
| 2004 | 2 |
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.\"highestInjuryLevel\" = 'Fatal'
AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41532')
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\" = 350))
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."highestInjuryLevel" = 'Fatal'
AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41532')
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" = 350))
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 MIA05FA020Accident · 1 fatalField investigationFinal reportRawdon Bros. T1 · Pembroke Pines, FLImproper maintenance by company maintenance personnel, and the pilot-in-command's operating the airplane with known deficiencies, which resulted in the loss of engine power due to fuel system contamination, and a loss of control while maneuvering to return to…NTSB MIA04FA128Accident · 4 fatalField investigationFinal reportCessna R182 · Milton, FLThe pilots operation of the airplane with known deficiencies in the equipment based on witness statements describing an excessive rpm drop and rough running engine after starting, during the engine run-up, and after becoming airborne, his failure to abort the…NTSB CHI03LA263Accident · 1 fatalLimited investigationFinal reportPiper PA-25-235 · Sparta, MIThe loss of engine power due to fuel exhaustion and the inadvertent stall/spin encountered. The inadequate fuel supply, airspeed not being maintained, low altitude, and terrain were factors to the accident.NTSB CHI03LA227Accident · 1 fatalLimited investigationFinal reportUllrich Auriga FT · Aberdeen, SDA loss of engine power due to the lack of design fuel pressure for undetermined reasons.NTSB ATL03FA111Accident · 3 fatalField investigationFinal reportMaule M-5-235C · Rockvale, TNLoss of engine power for undetermined reasons.NTSB ATL97FA118Accident · 3 fatalField investigationFinal reportPiper PA-24-250 · Palm Bch Garden, FLloss of engine power for undetermined reasons and the pilot's failure to maintain flying speed.NTSB CHI94FA263Accident · 2 fatalField investigationFinal reportPiper PA-25 · Decatur, NELoss of engine power for an undetermined reason, and failure of the pilot to maintain adequate airspeed, which resulted in an inadvertent stall.NTSB FTW92DPJ02Accident · 1 fatalFinal reportPiper PA-25 · Warner, OKThe complete loss of engine power for undetermined reason.NTSB NYC84FA024Accident · 1 fatalField investigationFinal reportPiper PA-23-250 · West Seneca, NYThe acft was being repositioned by the owner from a maintenance facility at buffalo intl arpt to buffalo airpark. Maintenance personnel at both locations who had dealt with the owner indicated he had attempted to cut costs by performing unauthorized repairs…