Fatal NTSB investigations: Lycoming IO-540 series, MD

5 cases on aircraft whose registry engine model is Lycoming IO-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

19842026
Fatal NTSB investigations: Lycoming IO-540 series, MD per year, 1984–2026: 5 cases
19842
19881
20021
20141

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\" = 'MD' 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 ('41530', '41585'))
  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 ERA15FA025Accident · 3 fatalField investigationFinal reportCirrus Design SR22 · Frederick, MDThe failure of the helicopter pilots and the airplane pilot to maintain an adequate visual lookout for known traffic in the traffic pattern, which resulted in a midair collision. Contributing to the accident were the airplane pilot's descent below the…Oct 23, 2014 · N122ES · 2 aircraft · Substantial damageNTSB NYC03FA015Accident · 1 fatalField investigationFinal reportCessna 182S · Accident, MDThe pilots improper in-flight decision to continue flight into known adverse weather conditions. A factor related to the accident was the icing conditions.Oct 31, 2002 · N7099L · Substantial damageNTSB BFO89FA009Accident · 1 fatalField investigationFinal reportPiper PA-23-250 · Towson, MDAbout 6 min after takeoff, after leveling at 3500 ft, the plt rprtd he was having a probelm that he was unable to figure out. A few minutes later, he repeated the same problem & elected to divert to a nearby arpt. Witnesses rprtd the acft reversed course svrl…Nov 11, 1988 · N63762 · DestroyedNTSB BFO85FA002Accident · 4 fatalField investigationFinal reportPiper PA-32R-301 · Salisbury, MDAfter contacting millville fss 4 times for wx info the acft departed lincoln park, NY, at 1858 EDT with destination listed on the IFR flt plan as easton, MD. En route the plt diverted to Salisbury, MD, due to wx. After being cleared forthe rwy 32 ILS the acft…Oct 25, 1984 · N81752 · DestroyedNTSB NYC84MA151Accident · 2 fatalMajor investigationFinal reportPiper PA-60-601P · Cockeysville, MDOn the day of departure the plt had received a 30 min familiarization flt upon completion of the superstar conversion. Emphasis was directed to eng gages, fuel flow & counter, & power settings. The flt was flown at 5,500 ft. the plt then obtained a wx…Apr 28, 1984 · N6079R · Destroyed