Final NTSB investigations: Lycoming TIO-540 series
33 cases on aircraft whose registry engine model is Lycoming TIO-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
| 1997 | 1 |
|---|---|
| 1999 | 1 |
| 2000 | 1 |
| 2002 | 1 |
| 2004 | 3 |
| 2006 | 2 |
| 2007 | 1 |
| 2008 | 1 |
| 2010 | 2 |
| 2012 | 3 |
| 2014 | 2 |
| 2016 | 2 |
| 2018 | 2 |
| 2019 | 3 |
| 2020 | 1 |
| 2021 | 1 |
| 2022 | 3 |
| 2023 | 1 |
| 2025 | 2 |
Where
Open the mapLatest 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.\"completionStatus\" = 'Completed'
AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41569', '42500'))
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."completionStatus" = 'Completed'
AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41569', '42500'))
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 WPR25LA293Accident · No injuriesClass 4 · LimitedFinal reportPiper PA 46-350P · Lake Havasu City, AZThe pilot’s failure to extend the landing gear before landing due to distraction and failure to conduct the before landing checklist.NTSB ERA25LA268Accident · No injuriesClass 4 · LimitedFinal reportPiper PA46 · Elysburg, PAFailure of the engine mount which resulted in a collapse of the nose landing gear.NTSB ERA23LA161Accident · Serious injuriesClass 3 · LimitedFinal reportPiper PA-46-350P · St. Augustine, FLThe pilot's inadequate preflight planning, which resulted in a takeoff above the airplane’s maximum gross weight, a CG forward of the limit, and a tailwind component that prevented the airplane from climbing above trees.NTSB WPR23LA002Accident · No injuriesClass 3 · LimitedFinal reportPiper PA 46-350P · Clovis, NMThe pilot’s failure to follow the go-around procedures by prematurely retracting the flaps and not establishing a proper go-around climb speed after attempting to land with a quartering tailwind, resulting in the airplane’s inability to climb.NTSB ERA22FA318Accident · 4 fatalClass 3 · FieldFinal reportPiper PA-46-350P · North Las Vegas, NVThe low-wing airplane pilot’s failure to ensure that the airplane was aligned with the correct runway, which resulted in a collision with the high-wing airplane on final approach. Contributing to the accident was the controller’s failure to provide timely and…NTSB WPR22LA163Accident · No injuriesClass 3 · LimitedFinal reportTextron T206H · Santa Barbara, CAThe loss of directional control for undetermined reasons. Contributing was the overstress fracture of the nose gear upper trunnion brace attach point.NTSB CEN21LA186Accident · No injuriesClass 4 · LimitedFinal reportPiper PA 46-350P · Aspen, COThe pilot’s failure to maintain directional control on landing.NTSB ERA20LA274Accident · No injuriesClass 3 · LimitedFinal reportPiper PA32RT · Honesdale, PAThe pilot’s premature rotation for takeoff, which resulted in a tail strike and subsequent runway excursion. Contributing to the accident was the pilot’s inadequate preflight planning, which failed to accurately determine and account for the effects of…NTSB GAA19CA456Accident · No injuriesData collectionFinal reportPiper PA46 · Sparta, TNThe pilot's failure to maintain the runway heading during an aborted takeoff, which resulted in a runway excursion and collision with a sign and terrain. Contributing to the need to abort the takeoff was the pilot's improper decision to take off with the…NTSB GAA19CA304Accident · No injuriesData collectionFinal reportPiper PA32R · Flippin, ARThe airplane’s collision with deer during the landing and the airport’s failure to provide an adequate barrier to prevent wildlife from entering the runway environment despite previous deer strikes.NTSB CEN19FA088Accident · 2 fatalField investigationFinal reportPiper PA46 · Shreveport, LAThe pilot's conduct of a departure into instrument meteorological conditions (IMC), which resulted in spatial disorientation and subsequent loss of airplane control. Contributing to the accident was the pilot's poor instrument flying skills and his decision…NTSB ERA19LA072Accident · 2 fatalClass 3 · LimitedFinal reportPiper PA46 · Mayport, FLAn in-flight loss of control following an encounter with supercooled large droplet icing conditions, which ultimately resulted in an uncontrolled descent and subsequent inflight breakup. Also causal was the pilot’s failure to maintain an appropriate airspeed…NTSB ERA19LA086Accident · No injuriesClass 3 · LimitedFinal reportPiper PA46 · Petersburg, WVA loss of control during the landing roll and subsequent runway excursion for reasons that could not be determined based on the available evidence.NTSB GAA17CA139Accident · No injuriesData collectionFinal reportPiper PA46 · Midland, VAThe pilot’s improper landing flare and subsequent hard landing while demonstrating a short-field landing and the flight instructor’s delayed remedial action.NTSB WPR16LA127Accident · No injuriesClass 3 · LimitedFinal reportPiper PA46 · Seattle, WAThe pilot’s failure to use the emergency procedures checklist for generator failures or for gear extension following a loss of electrical power due to the separated flag terminal of a diode in overstress, which resulted in a gear-up landing.NTSB CEN14LA476Accident · Minor injuriesLimited investigationFinal reportPiper PA-46-350P · Cortez, COThe flight instructor’s delayed decision to abort the simulated engine out maneuver, his failure to unfeather the propeller before restoring engine power, and his inadequate airspeed management, which led to an aerodynamic stall at low altitude.NTSB WPR14LA307Accident · No injuriesLimited investigationFinal reportPiper PA 46 350P · Auburn, WAA collapse of the nose landing gear for reasons that could not be determined based on the available information.NTSB WPR13FA008Accident · 4 fatalField investigationFinal reportPiper PA-32R-301T · Laramie Peak, WYThe noninstrument-rated pilot’s continued visual flight into instrument meteorological conditions, which resulted in his failure to maintain sufficient clearance from rising terrain.NTSB ERA12LA524Accident · No injuriesLimited investigationFinal reportPiper PA-32R-301T · Riverview, FLDamage to the propeller governor gasket during installation by unknown persons, which resulted in a total loss of engine oil in flight and a subsequent forced landing.NTSB ERA12LA441Accident · No injuriesLimited investigationFinal reportPiper PA-46-350P · Auburn, ALThe airplane owner’s failure to have maintenance personnel comply with an aircraft manufacturer's service bulletin to require engine mount inspections for fatigue cracks, which resulted in an undetected fatigue crack, the engine mount failing, and the nose…NTSB CEN10FA233Accident · 2 fatalField investigationFinal reportJetProp DLX Piper PA46 · New Albany, INThe pilot’s failure to maintain airspeed in instrument meteorological conditions, which resulted in an aerodynamic stall.NTSB ERA10CA230Accident · No injuriesData collectionFinal reportPiper PA-32R-301T · Augusta, GAThe pilot’s inadequate braking after touchdown, which resulted in a runway excursion.NTSB NYC08CA169Accident · No injuriesData collectionFinal reportPiper PA-46-350P · Chapel Hill, NCThe pilot's improper recovery from a bounced landing. Contributing to the accident was the gusty wind conditions.NTSB CHI07LA151Accident · No injuriesLimited investigationFinal reportPiper PA 46-350P · Fishers, INThe fatigue separation of the engine mount's nose gear actuator attachment foot during landing.NTSB DFW07LA021Accident · No injuriesLimited investigationFinal reportPiper PA32-301XTC · San Marcos, TXThe pilot's improper recovery from a bounced landing.NTSB DEN06LA062Accident · No injuriesLimited investigationFinal reportPiper PA-46-350P · Hope, NMA loss of engine power due to failed bearings in the turbocharger and the subsequent oil seal failure leading to oil exhaustion. Factors contributing to the accident were the fractured oil seal and the road sign.NTSB CHI05FA042Accident · 2 fatalField investigationFinal reportPiper PA-32R-301T · Glenwood, MNThe pilot's failure to execute a missed approach and his failure to maintain sufficient altitude and clearance from terrain and obstructions. Contributing factors were the pilot's failure to obtain a preflight weather briefing, his decision to delay descent…NTSB IAD05CA015Accident · No injuriesData collectionFinal reportSocata TB 21-TC · Binghamton, NYThe pilot's improper IFR procedure by his flight below the decision altitude, and his failure to maintain obstacle clearance.NTSB LAX05FA032Accident · 3 fatalField investigationFinal reportPiper PA-32R-301T · Santa Barbara, CAThe pilot's failure to select and maintain an adequate terrain avoidance cruise altitude. Contributing factors were the dark nighttime conditions, the rising mountainous terrain, and the Federal Aviation Administration controller's failure to issue a…NTSB MIA03LA012Accident · 2 fatalLimited investigationFinal reportPiper PA-46-350P · Memphis, TNThe cause of the accident is unknown as the airplane has not been located. A finding in the investigation was the fact that the pilot conducted an unstabilized approach; the flight was right, left, then right of the final approach course during the approach…NTSB NYC00LA212Accident · Minor injuriesLimited investigationFinal reportPiper PA-46 · Chatham, MAThe pilot's delayed use of the brakes, which resulted in a runway overrun. Factors in the accident were the pilot's improper decision to land with a right quartering tailwind.NTSB ATL99LA052Accident · No injuriesLimited investigationFinal reportPiper PA-46-350P · Laurens, SCThe pilot's disregard for current wind conditions and his failure to maintain directional control during landing. Factors were the tailwind and wet runway surface.NTSB MIA97LA126Accident · No injuriesLimited investigationFinal reportSocata TB-21C · Hollywood, FLcontinued flight by the pilot into adverse weather conditions, and the pilot allowing the aircraft to exceed its design stress limits. Weather associated with the thunderstorm was a related factor.