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NTSB investigations: Lycoming IO-540 series, PA

24 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.

Defining event

Finding

Phase of flight

Aircraft model

Cases per year

19812026

Where

Latest cases

Query with SQL

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" = 'PA' AND c."eventCountry" = 'USA' 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

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\" = 'PA' AND c.\"eventCountry\" = 'USA'
    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.

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" = 'PA' AND c."eventCountry" = 'USA'
  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

Run 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 ERA23LA030Accident · No injuriesClass 4 · LimitedFinal reportCessna 182 · Factoryville, PAThe pilot's failure to maintain directional control while practicing a soft-field takeoff maneuver, which resulted in a runway excursion and impact with a hangar.Oct 21, 2022 · N658CP · Substantial damage NTSB GAA19CA051Accident · No injuriesData collectionFinal reportRIchard Silva Seawind · Pocono Summit, PAThe pilot's improper decision to attempt to take off from a lake in high crosswind conditions, which resulted in the right wing lifting, the left wing impacting the water, and the airplane bouncing and then impacting the water hard.Oct 12, 2018 · N46SW · Substantial damage NTSB ERA17LA185Accident · No injuriesLimited investigationFinal reportCessna 182 · West Chester, PAAn engine crankcase overpressurization and the subsequent loss of engine oil for reasons that could not be determined, which resulted in the failure of the No. 6 cylinder connecting rod due to a lack of lubrication.May 21, 2017 · N378ES · Substantial damage NTSB ERA15LA294Accident · No injuriesLimited investigationFinal reportCommander 114 · Reading, PAThe improper installation of the fuel supply line fitting at the fuel manifold, which resulted in the line loosening in-flight, fuel leakage, and a subsequent total loss of engine power.Aug 1, 2015 · N6566D · Substantial damage NTSB GAA15CA057Accident · Minor injuriesData collectionFinal reportCessna 182T · St Marys, PAThe pilot's decision to rotate the propeller by hand without properly securing the airplane.May 3, 2015 · N53310 · Substantial damage NTSB ERA13CA123Accident · No injuriesData collectionFinal reportPiper PA-32-301 · Lancaster, PAThe pilot’s failure to maintain clearance from a parked vehicle while taxiing from landing.Jan 27, 2013 · N8385S · Substantial damage NTSB ERA12CA266Accident · No injuriesData collectionFinal reportPiper PA-60-602P · Philadelphia, PAThe pilot's failure to maintain directional control while landing in gusting crosswind conditions.Apr 2, 2012 · N6902L · Substantial damage NTSB ERA11FA272Accident · 1 fatalField investigationFinal reportRobinson Helicopter R44 II · Indiana, PAThe pilot's operation of the helicopter at a low-forward airspeed out of ground effect, which resulted in the helicopter’s loss of translational lift and tail rotor authority and the pilot’s subsequent loss of helicopter control.May 1, 2011 · N445AB · Substantial damage NTSB ERA09LA410Accident · No injuriesLimited investigationFinal reportRobinson R44 · Silver Spring, PAThe student pilot's inability to fully control the helicopter, during cruise and the resultant off-field hard landing.Jul 19, 2009 · N25VH · Substantial damage NTSB IAD05FA125Accident · 2 fatalField investigationFinal reportPiper PA-32R-301 · West Chester, PAThe pilot's improper decision to abort the landing after the airplane contacted the runway. A factor in the accident was the pilot's failure to ensure the landing gear was extended during the landing.Aug 22, 2005 · N9285R · Destroyed NTSB IAD05LA123Accident · No injuriesLimited investigationFinal reportPiper PA-23-250 · Smoketown, PAA loss of engine power during the climb for undetermined reasons, resulting in a forced landing.Aug 18, 2005 · N40504 · Substantial damage NTSB NYC05FA053Accident · 2 fatalField investigationFinal reportPiper PA-23-250 · Coatesville, PAThe pilot's inadequate remedial action during an engine failure, which resulted in a loss of airplane control. A factor was the pilot's improper fuel management, which resulted in fuel starvation to one engine, and its subsequent loss of engine power.Mar 6, 2005 · N2343Z · Substantial damage NTSB NYC04CA097Accident · No injuriesData collectionFinal reportCessna 182T · Perkasie, PAThe pilots' inadequate compensation for winds and his failure to maintain directional control during landing. A factor related to the accident was the gusting wind conditions.Mar 28, 2004 · N182VM · Substantial damage NTSB IAD03FA070Accident · 2 fatalField investigationFinal reportPiper PA-32-300 · Factoryville, PAThe pilot's improper in-flight decision to descend below the published minimum descent altitude while executing a non-precision approach in instrument meteorological conditions, which resulted in collision with trees. A factor was the fog.Aug 8, 2003 · N6373C · Destroyed NTSB IAD03FA001Accident · 1 fatalField investigationFinal reportPiper Aerostar 602P · Bradford, PAThe pilot's failure to follow the published instrument approach procedure, which resulted in an early descent into trees and terrain. A factor was the night, instrument meteorological conditions.Oct 4, 2002 · N700DJ · Destroyed NTSB IAD01LA054Accident · No injuriesLimited investigationFinal reportPiper PA-32-301 · Factoryville, PAThe pilot's failure to reach the proper touchdown point, and his subsequent failure to abort the landing.May 4, 2001 · N434DJ · Substantial damage NTSB IAD00LA072Accident · Serious injuriesLimited investigationFinal reportAero Commander 114-B · Somerset, PAPilot's improper pre-flight planning, which resulted in a loss of engine power due to fuel exhaustion.Aug 10, 2000 · N6101T · Substantial damage NTSB NYC98LA033Accident · No injuriesLimited investigationFinal reportPiper PA-32-300 · Johnstown, PAthe pilot's failure to maintain direction control of the airplane during the takeoff roll. Factors relating to this accident were: the crosswind condition, and snowbank.Nov 26, 1997 · N2202U · Substantial damage NTSB IAD97LA044Accident · No injuriesLimited investigationFinal reportAerospatiale TB-20 · University Park, PAthe pilot's inability to control the airplane due to a damaged/bent elevator control lever and resultant lack of elevator authority.Jan 18, 1997 · N2803A · Substantial damage NTSB NYC96LA013Accident · No injuriesLimited investigationFinal reportPiper PA-32 · Honsdale, PAthe pilot's improper evaluation of the weather briefing, and his decision to fly into known forecasted moderate to severe icing conditions. Factors in the accident were the adverse weather conditions encountered during the flight and landing.Oct 16, 1995 · N39964 · Substantial damage NTSB BFO94FA021Accident · 1 fatalField investigationFinal reportPiper PA32R-301 · Butler, PAThe pilot's inadvertent flight into IMC conditions and his failure to maintain proper altitude. The weather conditions were a factor.Nov 28, 1993 · N707JS · Destroyed NTSB NYC92LA127Accident · Serious injuriesLimited investigationFinal reportPiper PA-60-602P · Lancaster, PAThe failure of the left engine turbochargers bearings, which resulted in a loss of power and subsequent degradation of climb performance.Jun 25, 1992 · N700MM · Destroyed NTSB NYC85LA033Accident · No injuriesLimited investigationFinal reportPiper PA-32-300 · Prospectville, PAPlt stated he allowed the acft to go low on final approach. Collision with terrain separated the landing gear but plt recovered control as acft rebounded and executed a successful go-around. Plt diverted with escort to nearby military arpt where CFR…Nov 25, 1984 · N31699 · Substantial damage NTSB NYC81IA019Incident · No injuriesClosedPiper PA-32 · Coatesville, PAJan 15, 1981 · N2147N · Minor damage