NTSB investigations: Lycoming IO-540 series
1,056 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, newest first
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.\"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."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" DESCRun 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 OPS17IA021IncidentClass 3 · IncidentFinal reportCessna 172S · New Orleans, LAThe air traffic controller not following Federal Aviation Administration directives to establish sequencing and spacing between aircraft operating to the same runway.NTSB ERA17LA169Accident · No injuriesLimited investigationFinal reportPiper PA32RT · Coral Springs, FLThe in-flight disconnection of the fuel injection servo throttle linkage, which resulted in a loss of engine power.NTSB ERA17LA163Accident · No injuriesLimited investigationFinal reportRobinson R44 · Orlando, FLA partial failure of the helicopter's engine tachometer due to the separation of one of the magnet assemblies and engine roughness, which precipitated the pilot’s initiation of an off-airport autorotation, during which he applied improper aft cyclic flight…NTSB WPR17FA105Accident · 2 fatalField investigationFinal reportSocata TB 20 Trinidad · Sierraville, CAThe pilot's decision to continue visual flight rules flight into instrument meteorological conditions, which resulted in controlled flight into mountainous terrain.NTSB WPR17LA076Accident · No injuriesLimited investigationFinal reportPiper Aerostar 602P · Reno, NVThe failure of the left main landing gear to fully extend for reasons that could not be determined because postaccident examination and testing did not reveal any evidence of preimpact mechanical failures or malfunctions that would have precluded normal…NTSB ERA17LA130Accident · No injuriesLimited investigationFinal reportSocata TB20 · Melbourne, FLImproper installation of the circlip within the nose gear strut, which resulted in the strut overextending in the wheel well and preventing the nose landing gear from extending during landing.NTSB WPR17LA054Accident · 1 fatalLimited investigationFinal reportJohnson Harmon Rocket · Corona, CAA total loss of engine power during takeoff due to fuel starvation as a result of a failure of internal components of the fuel servo.NTSB 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.NTSB GAA17CA106Accident · Minor injuriesData collectionFinal reportMaule M7 · Palouse, WAThe pilot’s failure to maintain directional control on an ice- and snow-covered runway during taxi with a crosswind, which resulted in a runway excursion.NTSB WPR17LA043Accident · Serious injuriesLimited investigationFinal reportRobinson Helicopter R44 II · Mt. Baldy, CAThe pilot's failure to maintain main rotor speed during a low orbiting approach over a confined mountainous area. Contributing to the accident was the pilot's decision to attempt to land in an area that did not allow for a safe exit path under conditions near…NTSB GAA17CA032Accident · No injuriesData collectionFinal reportSmith AEROSTAR601 · Carrollton, GAThe pilot's failure to verify the usable fuel in the fuel tanks, which resulted in an inaccurate fuel totalizer setting during preflight, fuel exhaustion, and a total loss of engine power.NTSB ERA17WA090Accident · 3 fatalForeign investigationAerofab Lake LA 250 · Puerto Plata, Dominican RepublicOn October 17, 2016, about 2200 coordinated universal time, an AeroFab, Inc. Lake-250, N724ST, was substantially damaged when it impacted the ocean while on approach to Gregorio Luperón International Airport (POP), Puerto Plata, Dominican Republic. The pilot…NTSB ERA17LA019Accident · No injuriesLimited investigationFinal reportCessna 182 · Toone, TNA stuck No. 3 cylinder exhaust valve, which resulted in failure of the cylinder's valvetrain components, breach of the cylinder's rocker box cover, and partial loss of engine power due to oil starvation.NTSB GAA16CA488Accident · No injuriesData collectionFinal reportRobinson Helicopter R44 II · Cedar City, UTThe flight instructor’s delayed remedial action while providing hover instruction in gusting wind conditions, which resulted in dynamic roll-over.NTSB WPR16LA168Accident · No injuriesLimited investigationFinal reportRobinson R44 · Kailua/Kona, HIAn on-ground upset for reasons that could not be determined because postaccident examination of the helicopter revealed no evidence of mechanical malfunctions or failures that would have precluded normal operation.NTSB ANC16CA051Accident · No injuriesData collectionFinal reportRobinson Helicopter R44 II · Homer, AKAn in-flight collision with a bird resulting in damage to a tail rotor blade, which required replacement.NTSB 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…NTSB ERA16CA229Accident · No injuriesData collectionFinal reportCessna 182T · Crystal River, FLThe pilot's failure to execute a go-around following an unstabilized approach, which resulted in a bounced landing and runway excursion.NTSB GAA16CA385Accident · No injuriesData collectionFinal reportRockwell International 114 · Munday, TXThe pilot's failure to maintain directional control during takeoff, which resulted in an aborted takeoff, runway excursion, collision with a fence, and substantial damage.NTSB CEN16FA215Accident · 1 fatalField investigationFinal reportRobinson Helicopter R44 II · Jonesboro, ARThe pilot's failure to maintain helicopter control during takeoff. Contributing to the accident was the pilot's impairment due to his combined use of alcohol and diphenhydramine, which led to his improper decision to fly after drinking alcohol and degraded…NTSB GAA16CA309Accident · No injuriesData collectionFinal reportMaule MX 7 · Ontario, ORThe pilot's failure to maintain directional control during landing, which resulted the right wing impacting the ground, and nose down.NTSB ANC16CA031Accident · No injuriesData collectionFinal reportMaule M 6-235 · Fairbanks, AKThe pilot's decision to land on terrain unsuitable for a wheel equipped airplane.NTSB GAA16CA314Accident · No injuriesData collectionFinal reportPiper PA 32 · Lincoln Park, NJThe airplane struck a deer during the landing flare resulting in substantial damage.NTSB GAA16CA280Accident · No injuriesData collectionFinal reportStaudacher S 300 · Prospect Heights, ILThe pilot's incorrect pitch control during the landing, which resulted in a hard bounced landing, and subsequent left main landing gear collapse, a runway excursion, and a collision with a runway sign.NTSB CEN16LA100Accident · No injuriesLimited investigationFinal reportMaule M 7-235C · Macon, MOThe failure of the right main landing gear assembly for reasons that could not be determined based on the available information.NTSB GAA16CA110Accident · Minor injuriesData collectionFinal reportPiper PA32RT · Melfa, VAThe pilot's inadequate compensation for a gusting crosswind during landing, which resulted in an aerodynamic stall, impact with a structure, and subsequent postimpact fire.NTSB ERA16LA054Accident · No injuriesLimited investigationFinal reportRobinson Helicopter R44 II · Destin, FLThe overstress fracture between the tail rotor driveshaft and intermediate flex plate for reasons that could not be determined based on the available evidence.NTSB ERA16CA011Accident · No injuriesData collectionFinal reportPiper PA-32RT-300T · Salisbury, NCThe pilot's inadvertent switching of the fuel selector to the "off" position on final approach, which resulted in a total loss of engine power due to fuel starvation.NTSB GAA16CA019Accident · No injuriesData collectionFinal reportMaule M 7-235C · Mankato, MNThe pilot's failure to maintain directional control during the go-around, which resulted in a collision with terrain.NTSB GAA16CA009Accident · No injuriesData collectionFinal reportRobinson Helicopter R44 II · Ketchikan, AKThe pilot's failure to maintain directional control during the engine start sequence, which resulted in the helicopter sliding on a steel deck and impacting a crane. Contributing to the accident was the absence of traction material on the helicopter…NTSB ERA16FA001Accident · 4 fatalField investigationFinal reportPiper PA32R · Westminster, SCThe pilot's loss of airplane control for reasons that could not be determined based on the available information.NTSB GAA15CA291Accident · No injuriesData collectionFinal reportMaule M 7-235C · Kemmerer, WYA hard landing which resulted in a loss directional control and ground loop.NTSB ERA15WA355Accident · 2 fatalForeign investigationSmith AEROSTAR600 · Santa Fé de Antioquia, ColombiaNTSB ERA15FA348Accident · 1 fatalField investigationFinal reportAerofab Lake LA-4-250 · Somerset, NJThe pilot's attempted 180-degree return to the runway immediately after takeoff in dark night conditions, which resulted in collision with trees and terrain. Also causal was the pilot's inadequate preflight inspection, which resulted in a takeoff with…NTSB CEN15IA385Incident · No injuriesIncident investigationFinal reportPiper PA-23-250 · Joliet, ILA bird strike.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.NTSB GAA15CA190Accident · No injuriesData collectionFinal reportPiper PA 32-300 · Greensboro, NCThe pilot's decision to continue the approach after realizing the intended parameters were not attainable, resulting in a runway over-shoot, a loss of control on the ground and the consequent collision with trees.NTSB 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.NTSB GAA15CA173Accident · No injuriesData collectionFinal reportCessna 182 · Athens, TNThe failure of the taxiway surface due to a sink hole, which resulted in the right main landing gear sinking into terrain causing substantial damage to the fuselage.NTSB GAA15CA196Accident · No injuriesData collectionFinal reportRobinson Helicopter R44 II · Forest City, SDThe pilot's failure to monitor the flight environment for adequate terrain/obstacle clearance during takeoff, which resulted in the inflight collision with power transmission line wires.NTSB WPR15LA196Accident · No injuriesLimited investigationFinal reportPiper PA 32R-301 · Boulder City, NVA total loss of engine power during cruise flight for reasons that could not be determined based on the available evidence.NTSB CEN15FA268Accident · 1 fatalField investigationFinal reportPiper PA 32 · Cuba, MOThe pilot's continued flight into thunderstorm activity, which resulted in his loss of airplane control, the exceedance of the airplane's design limits, and its subsequent in-flight breakup. Contributing to the accident was the pilot's reliance on onboard…NTSB CEN15LA231Accident · No injuriesLimited investigationFinal reportRobinson Helicopter R44 II · Columbia, ILA total loss of engine power while maneuvering at low altitude for reasons that could not be determined during postaccident examination.NTSB GAA15CA057Accident · Minor injuriesData collectionFinal reportCessna 182T · St Marys, PAThe pilot's decision to rotate the propeller by hand without properly securing the airplane.NTSB CEN15LA170Accident · No injuriesLimited investigationFinal reportMaule M 7-260C · Oregon, MOEngine vibration for reasons that could not be determined based on the available evidence.NTSB WPR15CA059Accident · Serious injuriesData collectionFinal reportCessna 182T · Wendover, UTThe pilot's failure to maintain situational awareness during a turn which resulted in a loss of airplane control.NTSB ERA15CA065Accident · No injuriesData collectionFinal reportSocata TB 20 Trinidad · Hilton Head Island, SCThe pilot's inadvertent selection of an incorrect frequency, which resulted in his inability to activate the airport lighting, and his subsequent decision to continue the approach in dark night conditions despite having not positively identified the runway…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…NTSB WPR15CA006Accident · No injuriesData collectionFinal reportMaule MX 7-235 · Big Creek, IDThe pilot's failure to maintain aircraft control while on final approach with shifting wind conditions.NTSB CEN14WA509Accident · No injuriesForeign investigationMaule M 7-235B · Le Touquet, France