Fatal NTSB investigations: Continental IO-520 series, WI

7 cases on aircraft whose registry engine model is Continental IO-520 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

19782026
Fatal NTSB investigations: Continental IO-520 series, WI per year, 1978–2026: 7 cases
19781
19921
19931
19982
20011
20041

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 ('17032'))
  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 CHI05FA048Accident · 2 fatalField investigationFinal reportBeech S35 · Herman, WIThe installation of the improper cylinder base packing seals by maintenance personnel resulting in the loss of lubriation and subsequent failure of the number four connecting rod/bearing. A factor associated with the accident was the trees that the airplane…Dec 25, 2004 · N5631K · Substantial damageNTSB CHI01FA218Accident · 1 fatalField investigationFinal reportCessna 310R · Oak Creek, WIThe pilot not maintaining clearance from objects during an ILS approach in low night IFR conditions and his descent below decision height. Factors were the dark night, mist, low ceiling, and the trees west of the approach.Jul 18, 2001 · N1448Z · DestroyedNTSB CHI98FA349Accident · 3 fatalField investigationFinal reportBeech 58 · Oakdale, WIThe installation of the door seal inflation system by company personnel. An additional cause was the emergency procedures not followed by the pilot-in-command. A contributing factor was the trees.Sep 16, 1998 · N4574Q · DestroyedNTSB CHI98FA344Accident · 2 fatalField investigationFinal reportCessna A185F · Phillips, WIThe pilot's failure to maintain adequate altitude/clearance with trees. Contributing factors were fog, rain showers, and the trees.Aug 4, 1998 · N888KS · DestroyedNTSB CHI93FA200Accident · 2 fatalField investigationFinal reportBeech A-36 · Tony, WIthe pilot's decision to continue flight into known adverse weather and exceeded the design strees limits of the airplane. Factors associated with the accident were inadequate preflight planning/preparation, clouds, turbulence, icing conditions, and the lack…Jun 9, 1993 · N236A · DestroyedNTSB CHI92FA110Accident · 2 fatalField investigationFinal reportCessna 310R · Superior, WIInadequate airspeed, which resulted in an inadvertent stall/spin, and failure of the instructor pilot to take sufficient remedial action to prevent the loss of control.Mar 11, 1992 · N1328G · DestroyedNTSB CHI78FA049Accident · 1 fatalClosedBellanca 17-30A · Rhinelander, WIJul 12, 1978 · N93627 · Destroyed