Fatal NTSB investigations: Lycoming 0-540 series, WI

5 cases on aircraft whose registry engine model is Lycoming 0-540 series. 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

19772026
Fatal NTSB investigations: Lycoming 0-540 series, WI per year, 1977–2026: 5 cases
19771
19851
20011
20051
20081

Latest 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\" = 'WI' AND c.\"eventCountry\" = 'USA'
    AND 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'))
  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.

NTSB CHI08LA124Accident · 1 fatalLimited investigationFinal reportPiper PA-25-235 · New Lisbon, WIThe pilot's failure to maintain adequate altitude during a course reversal at the completion of an agricultural spray run.May 5, 2008 · N4352Y · Substantial damageNTSB CHI05FA274Accident · 3 fatalField investigationFinal reportRobinson R44 · Drummond, WIClearance not obtained/maintained by the pilot during an unknown phase of flight. Contributing factors were the improper use of procedures by the pilot, the inadequate surveillance of the operation by company/management, and the wire.Sep 24, 2005 · N9158U · Substantial damageNTSB CHI02FA049Accident · 1 fatalField investigationFinal reportRobinson R44 · Waukesha, WIThe pilot's continued flight into adverse weather and not maintaining altitude/clearance from the static line during cruise flight. Factors were the static wire, the darkness of night, the low ceiling, and the vehicle.Dec 13, 2001 · N7007F · DestroyedNTSB CHI85FA176Accident · 1 fatalField investigationFinal reportCessna R182 · Prairie Dusac, WIThis midair collision occurred approx 2 mi NE of sauk-Prairie apt. The pilots of the Cessna were in a climbing right departure turn at approx 1600 ft MSL heading approx 120 deg when a collsion occurred with a Piper heading approx 270 deg and descending. One…Apr 26, 1985 · N4707T · 2 aircraft · Substantial damageNTSB CHI77FER04Accident · 1 fatalClosedPiper PA-24 · Superior, WIJul 4, 1977 · N8898 · Substantial damage