Fatal NTSB investigations: Lycoming IO-540 series, TX

14 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

19862026
Fatal NTSB investigations: Lycoming IO-540 series, TX per year, 1986–2026: 14 cases
19861
19931
20022
20051
20061
20071
20081
20151
20161
20171
20181
20231
20241

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\" = 'TX' 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 CEN25FA019Accident · 4 fatalClass 2 · FieldFinal reportRobinson R44 · Houston, TXThe pilot’s failure to maintain clearance from a lighted radio tower during a visual night flight. Contributing to the accident was the air traffic controller’s failure to issue a safety alert notifying the pilot of the flight’s unsafe proximity to the tower.Oct 21, 2024 · N881KE · DestroyedNTSB CEN23FA125Accident · 2 fatalClass 3 · FieldFinal reportRobinson Helicopter R44 · Port O'Connor, TXThe pilot’s initiation of the visual flight into instrument meteorological conditions, which resulted in spatial disorientation and a subsequent loss of helicopter control. Contributing to the accident was the pilot’s flicker vertigo during the flight.Mar 7, 2023 · N494SH · DestroyedNTSB CEN19FA004Accident · 2 fatalField investigationFinal reportPiper PA32RT · Poolville, TXThe pilot's loss of airplane control as a result of spatial disorientation and the exceedance of the structural capabilities of the airplane. Contributing to the accident was the pilot's limited experience in instrument conditions.Oct 12, 2018 · N221MC · DestroyedNTSB CEN17FA075Accident · 1 fatalField investigationFinal reportFields Steen Skybolt · Era, TXThe pilot’s loss of airplane control while conducting aerobatic flight maneuvers with insufficient altitude to recover.Jan 12, 2017 · N94RG · Substantial damageNTSB CEN16FA261Accident · 4 fatalField investigationFinal reportPiper PA 32R-300 · Houston, TXThe pilot's failure to maintain adequate airspeed after becoming distracted by the open baggage door while operating in the airport traffic pattern, which resulted in the airplane exceeding its critical angle of attack and experiencing an aerodynamic stall at…Jul 8, 2016 · N32KK · DestroyedNTSB CEN15FA305Accident · 2 fatalField investigationFinal reportPiper PA 32-300 · Brazoria, TXThe student pilot's failure to arrest the descent in a timely manner and the flight instructor's failure to safely intervene in the routine training maneuver for reasons that could not be determined based on the information available.Jul 14, 2015 · N555PK · DestroyedNTSB DFW08LA122Accident · 1 fatalLimited investigationFinal reportRobinson R44 · Bartlett, TXThe pilot's failure to maintain tail rotor clearance from terrain (embankment) during takeoff.Apr 28, 2008 · N477SH · Substantial damageNTSB DFW07FA149Accident · 1 fatalField investigationFinal reportSocata TB-20 · Groesbeck, TXThe pilot's loss of control due to spatial disorientation. Contributing factors were the pilot's perceived need to fly to home station and his lack of flight experience in actual instrument meteorological conditions.Jul 6, 2007 · N2801W · DestroyedNTSB DFW06FA102Accident · 2 fatalField investigationFinal reportRobinson R44 II · Fredericksburg, TXThe pilot's failure to maintain clearance with the power lines. Contributing factors were the dusk light condition and the pilot's non-compliance with standard taxi and takeoff procedures.Apr 13, 2006 · N123CK · DestroyedNTSB DFW05LA193Accident · 1 fatalLimited investigationFinal reportZivko Aeronautics Edge 540-T · Denison, TXThe pilot's failure to maintain control of the airplane while performing aerobatics. A contributing factor was the low altitude.Jul 30, 2005 · N95DE · DestroyedNTSB FTW03LA061Accident · 1 fatalLimited investigationFinal reportCreekmore Team Rocket F-1 · Rosenberg, TXThe in-flight separation of the vertical stabilizer as a result of the builder's failure to install the upper attachment fitting for the vertical fin aft spar.Dec 20, 2002 · N140TC · DestroyedNTSB FTW02FA192Accident · 4 fatalField investigationFinal reportPiper PA-24-260 · Gorman, TXThe pilot's loss of control and the exceedence of the design limits of the airplane which resulted in an in-flight break-up. A factor was inadvertent VFR flight into IMC.Jun 30, 2002 · N8681P · DestroyedNTSB FTW93FA183Accident · 1 fatalField investigationFinal reportEagle DW-1 · Goree, TXThe pilot's failure to maintain adequate airspeed. A factor was the pilot's lack of experience in the airplane.Jun 9, 1993 · N8808Z · DestroyedNTSB FTW86FPA18Accident · 1 fatalFinal reportEagle Eagle DW-1 · Howe, TXThe acft appeared to stall during a sharp pull-up and turn during a test flt after a low pass over the airstrip. The plt was testing the spray equipment and made the low pass so the ground observer could see the spray pattern. No malfunctions in equipment…May 28, 1986 · N8814G · Substantial damage