NTSB investigations: Lycoming IO-720 series
8 cases on aircraft whose registry engine model is Lycoming IO-720 series, where the first occurrence was “In flight collision with object”. 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
| 1982 | 1 |
|---|---|
| 1984 | 1 |
| 1986 | 1 |
| 1987 | 1 |
| 1988 | 1 |
| 1991 | 1 |
| 1992 | 1 |
| 1997 | 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.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41546')
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\" = 220))
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 ('41546')
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" = 220))
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 FTW97LA105Accident · No injuriesLimited investigationFinal reportPiper PA-36-375 · Danevang, TXThe utility's company failure to notify affected parties of the downed line, and the pilot's failure to maintain clearance with the downed wire. A factor was the downed wire.NTSB CHI92DCD03Accident · Minor injuriesFinal reportPiper PA-36-375 · Deloit, IAInadequate visual lookout by the pilot in command while performing aerial application maneuvers. A factor in the accident is the pilot's diverted attention.NTSB DEN91FA039Accident · 2 fatalField investigationFinal reportPiper PA-24-400 · Snowmass, COThe pilot's failure to maintain a proper altitude in mountainous terrain.NTSB SEA88LA174Accident · No injuriesLimited investigationFinal reportPiper PA-24-400 · Gasquet, CAThe pilot stated that as he turned final approach, intense sunglare was encountered. The plt executed a go-around 'in the blind,' and collided with trees in approach path. The acft remained flyable and the pilot diverted to medford, Oregon.NTSB SEA88LA018Accident · No injuriesLimited investigationFinal reportPiper PA-24-400 · Winnemucca, NVThe plt was attempting to land close to the approach end of the rwy. He made the approach with full flaps at 85 mph the rate of descent became excessive and before recovery was affected the acft collided with a fence near the rwy threshold. The acc site was…NTSB CHI86LA153Accident · No injuriesLimited investigationFinal reportPiper PA-36-375 · Breckenridge, MNAircraft collided with a truck while engaged in aerial application work. Pilot was unable to maintain control and the aircraft collided with terrain after an uncontrolled descent. Investigation revealed that the aileron had separated due to the collision.NTSB MKC84LA176Accident · Minor injuriesLimited investigationFinal reportPiper PA-36-375 · Storm Lake, IAWhile on the 2nd swath run, the plt maneuvered the acft to cross under power lines bordering the edge of the corn field. He said he misjudged the distance to clear the power lines. The vertical stabilizer & rudder struck the lines & were torn from the acft.…NTSB FTW82FRJ12Accident · 1 fatalFinal reportPiper PA-36-375 · Wildsville, LAThe pilot took off on a local flight to spray a bean field. About 1000 ft from the end of the field was a 300 ft radio tower. The aircraft was observed to circle the bean field and circle the radio tower twice. During a procedure turn, the aircraft struck the…