NTSB investigations: Lycoming TI0-540 series, CO

72 cases on aircraft whose registry engine model is Lycoming TI0-540 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

19652026
NTSB investigations: Lycoming TI0-540 series, CO per year, 1965–2026: 72 cases
19651
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19752
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20261

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\" = 'CO' 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 ('41533'))
  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 CEN26LA300Accident · Minor injuriesClass 4 · LimitedFinal reportCessna T206H · Marble, COThe pilot's failure to maintain directional control during the final approach in variable and gusting wind conditions. Contributing to the accident were localized wind effects associated with mountainous terrain and with nearby convective activity.Aug 21, 2026 · N464PM · Substantial damageNTSB CEN21LA065Accident · No injuriesClass 3 · LimitedFinal reportPiper PA32R · Canon City, COThe failure of the alternator drive belt, which resulted in insufficient electrical power to extend the landing gear and a subsequent gear-up landing. .Nov 20, 2020 · N4187H · Substantial damageNTSB CEN20LA160Accident · 1 fatalClass 3 · LimitedFinal reportAerostar 601 · Craig, COThe student pilot’s flight into terrain for undetermined reasons.Apr 24, 2020 · N601X · DestroyedNTSB CEN14FA467Accident · 5 fatalField investigationFinal reportPiper PA 46 350P · Erie, COThe pilot's failure to maintain adequate airspeed and exceedance of the critical angle of attack during a go-around with a tailwind condition, which resulted in an aerodynamic stall. A contributing factor to the accident was the pilot's decision to continue…Aug 31, 2014 · N228LL · DestroyedNTSB CEN14FA163Accident · 1 fatalField investigationFinal reportSmith Aerostar 601P · Aurora, COThe pilot's operation of the airplane while intoxicated, which resulted in a loss of airplane control.Mar 19, 2014 · N90464 · DestroyedNTSB CEN14FA084Accident · 3 fatalField investigationFinal reportPiper PA 24-250 · Collbran, COThe pilot’s failure to maintain adequate airspeed while maneuvering at a low altitude, which resulted in an aerodynamic stall/spin and subsequent impact with terrain.Dec 12, 2013 · N8037P · Substantial damageNTSB CEN13LA362Accident · Serious injuriesLimited investigationFinal reportPiper PA-24-260 · Eagle, COThe pilots’ improper fuel management, which resulted in the loss of engine power due to fuel starvation. Contributing to the accident was worn and corroded fuel senders, which transmitted inaccurate fuel readings to the fuel monitoring system.Jun 28, 2013 · N856CC · Substantial damageNTSB CEN13CA236Accident · No injuriesData collectionFinal reportCessna T182T · Colorado Springs, COThe pilot’s improper recovery from a bounced landing.Apr 21, 2013 · N538MA · Substantial damageNTSB CEN12FA098Accident · 4 fatalField investigationFinal reportSocata TB21 · Silverton, COThe non-instrument-rated pilot’s decision to embark on a flight through forecasted instrument meteorological conditions (IMC), and his subsequent flight into IMC, which resulted in the pilot’s spatial disorientation and subsequent maneuvering of the airplane…Dec 3, 2011 · N25153 · Substantial damageNTSB CEN11FA150Accident · 2 fatalField investigationFinal reportPiper PA 46-350P · Westcliffe, COThe pilot's loss of control following an encounter with moderate to severe weather.Jan 9, 2011 · N727MC · Substantial damageNTSB CEN10LA524Accident · No injuriesLimited investigationFinal reportPiper PA-46-350P · Greeley, COA loss of engine power for undetermined reasons.Aug 24, 2010 · N4167A · Substantial damageNTSB CEN09CA465Accident · No injuriesData collectionFinal reportPiper PA32R · Colorado Springs, COThe pilot's low altitude encounter with windshear during takeoff.Jul 23, 2009 · N301RT · Substantial damageNTSB DEN08LA118Accident · No injuriesLimited investigationFinal reportMooney M20M · Elbert, COThe pilot's failure to maintain aircraft control during a go-around, resulting in an aerodynamic stall. Contributing to the accident was the high density altitude.Jul 4, 2008 · N17RA · Substantial damageNTSB DEN08LA012Accident · No injuriesLimited investigationFinal reportPiper PA-31-350 · Trinidad, COThe pilot's failure to extend the landing gear.Oct 9, 2007 · N313RA · Substantial damageNTSB DEN07LA119Accident · Serious injuriesLimited investigationFinal reportCessna T206H · Gunnison, COAn inadvertent stall during takeoff/initial climb. Contributing factors in this accident were a partial loss of engine power for reasons undetermined, and high density altitude conditions.Jul 11, 2007 · N97PP · Substantial damageNTSB DEN07CA112Accident · Minor injuriesData collectionFinal reportGrumman-Schweizer G-164B · Joes, COthe pilot's improper takeoff planning and subsequent failure to maintain aircraft control during the takeoff. Contributing factors were the high density altitude and tailwind.Jul 4, 2007 · N8459K · Substantial damageNTSB DEN07CA110Accident · No injuriesData collectionFinal reportCessna T206H · Steamboat Spngs, COThe pilot's inadvertent encounter with adverse weather conditions (dirt devils/whirlwinds) and his inability to control the airplane during that encounter resulting in the airplane impacting the runway, subsequently going off the side of the runway, and…Jun 29, 2007 · N72638 · Substantial damageNTSB DEN07CA057Accident · No injuriesData collectionFinal reportSmith, Ted Aerostar 601P · Craig, COThe pilot's improper in-flight planning and unsuitable area selected for landing. A contributing factor was the snow covered terrain and runway.Jan 21, 2007 · N88JE · Substantial damageNTSB DEN06CA127Accident · No injuriesData collectionFinal reportPiper PA-46T-350P · Colo. Springs, COThe pilot's failure to maintain control of the airplane, resulting in an inadvertent stall. Contributing factors in this accident were the jet blast encounter, and the pilot's failure to initiate a go-around when he felt an unsafe condition existed.Sep 13, 2006 · N71DH · Substantial damageNTSB DEN06CA105Accident · No injuriesData collectionFinal reportSchweizer G-164B · Joes, COA loss of engine power due to the failure of the supercharger. Contributing to the accident was a lack of suitable terrain for a forced landing.Jul 27, 2006 · N8459K · Substantial damageNTSB DEN05FA128Accident · Serious injuriesField investigationFinal reportPiper PA-32-300 · Vail, COthe pilot's improper in-flight planning and decision making and failure to maintain clearance from the terrain. Contributing factors include the pilot's attempt to takeoff from the highway, high density altitude, the downdrafts, and the sign.Aug 19, 2005 · N4222R · DestroyedNTSB DEN03FA028Accident · 1 fatalField investigationFinal reportPiper PA-32-300 · Steamboat Spgs, COthe pilot's inadequate in-flight planning/decision making resulting in insufficient altitude to fly over the mountain, and the subsequent inadvertent stall/mush into tree covered mountainous terrain. Contributing factors were the tail wind and high density…Dec 29, 2002 · N7989C · DestroyedNTSB DEN02LA093Accident · No injuriesLimited investigationFinal reportCessna 310N · Grand Junction, COThe dual student's inadequate aircraft control resulting in a hard landing. Contributing factors include, the dual student's inadequate airspeed and high flare, the inadequate supervision by the instructor, the in-flight separation of the right main landing…Aug 9, 2002 · N111KC · Substantial damageNTSB DEN02LA018Accident · Minor injuriesLimited investigationFinal reportPiper PA-23-250 · Pagosa Springs, COthe total power failure of the right engine due to the failure of its lubricating system. Contributing factors were the lack of suitable terrain for a forced landing, and the terrain being above the airplane's single engine performance capability.Jan 14, 2002 · N6935Y · Substantial damageNTSB DEN01FA161Accident · 2 fatalField investigationFinal reportPiper PA-31-350 · Pagosa Springs, COthe flight crews' intentional low altitude flight, and failure to maintain obstacle clearance.Sep 24, 2001 · N161RB · DestroyedNTSB DEN01LA132Accident · No injuriesLimited investigationFinal reportPiper PA-31-350 · Grand Junction, COthe failure of the nose landing gear right drag brace (link assembly) due to fatigue.Jul 29, 2001 · N114SA · Substantial damageNTSB DEN01LA100Accident · No injuriesLimited investigationFinal reportCessna T206H · Watkins, COthe pilot's failure to maintain the proper decent rate during the flare resulting in a hard landing. Contributing factors icing conditions and accumulations of wing ice.May 2, 2001 · N72582 · Substantial damageNTSB DEN01LA023Accident · No injuriesLimited investigationFinal reportCessna 310N · Montrose, COthe pilot's inadequate airspeed on final approach which resulted in a hard landing. A contributing factor was wind shear.Oct 14, 2000 · N111KC · Substantial damageNTSB DEN01LA005Accident · No injuriesLimited investigationFinal reportPiper PA-31-350 · Grand Junction, COTotal failure of the right forward inboard landing gear door hinge pin for undetermined reasons.Sep 27, 2000 · N159SW · Substantial damageNTSB DEN00IA093Incident · No injuriesIncident investigationFinal reportPiper PA-32R-300 · Erie, COImproper installation of cylinders by unknown maintenance personnel who failed to torque the cylinder stud nuts sufficiently.May 22, 2000 · N424TP · Minor damageNTSB DEN00FA086Accident · 2 fatalField investigationFinal reportSmith, Ted Aerostar Aerostar 601 · Estes Park, COA descent below the surrounding terrain, by the pilot, in IMC conditions. Factors were high mountainous terrain, clouds, inaccurate weather evaluation by the pilot, and the pilot's flight into IMC conditions.Apr 30, 2000 · N7421S · DestroyedNTSB FTW98IA361Incident · No injuriesIncident investigationFinal reportPiper PA-31-350 · Denver, COA hydraulic failure due to a ruptured hydraulic line, preventing the extension of the nose and right main landing gear.Aug 18, 1998 · N66906 · Minor damageNTSB FTW97LA357Accident · No injuriesLimited investigationFinal reportMooney M20M · Broomfield, COThe pilot's flaring of the airplane prematurely at a low airspeed that resulted in a hard landing, and an inadvertent stall during the attempted go-around and subsequent loss of control.Sep 20, 1997 · N9140Z · Substantial damageNTSB FTW97LA267Accident · No injuriesLimited investigationFinal reportPiper PA-31-350 · Denver, COinadequate visual lookout by the bus driver. Factors relating to the accident were: darkness and bright background lighting.Jul 15, 1997 · N800SA · Substantial damageNTSB FTW97LA206Accident · No injuriesLimited investigationFinal reportPiper PA-31-350 · Greeley, COunlatching of the left outboard engine cowling latches for undetermined reason(s), which allowed the left engine cowling to separate inflight and strike the vertical stabilizer.May 28, 1997 · N491SC · Substantial damageNTSB FTW97FA171Accident · 3 fatalField investigationFinal reportPiper PA-32RT-300T · Rye, COThe pilot initiating flight into IMC conditions in mountainous terrain. Factors were mountainous terrain, low ceiling, snow, preflight planning, and in-flight planning and decision making.Apr 26, 1997 · N2225A · DestroyedNTSB FTW97LA107Accident · No injuriesLimited investigationFinal reportPiper PA-32R-300 · Salida, COThe airplane's performance being exceeded due to the pilot's inadequate preflight planning. Factors were the uphill runway, high density altitude, and the pilot's lack of experience performing takeoffs from a high altitude airport.Feb 18, 1997 · N4477F · Substantial damageNTSB FTW95LA113Accident · 1 fatalLimited investigationFinal reportPiper PA-32-300 · Howard, COThe pilot's flight into known adverse weather over mountainous terrain at an inadequate altitude to recover from turbulence/downdraft. Factors related to the accident were: inadequate preflight planning/preparation by the pilot, his inadequate weather…Feb 8, 1995 · N41345 · DestroyedNTSB FTW94LA024Accident · No injuriesLimited investigationFinal reportBellanca BL17-31ATC · Pagosa Springs, COFailure by the pilot in command to maintain control of the aircraft during landing roll.Nov 3, 1993 · N9516E · Substantial damageNTSB DEN93LA074Accident · No injuriesLimited investigationFinal reportPiper PA-24-260 · Grand Junction, COFailure of the pilot in command to follow manual gear extension procedures. A factor was a total electrical failure.Jul 8, 1993 · N8967P · Substantial damageNTSB DEN93FA012Accident · 2 fatalField investigationFinal reportPiper PA-32RT-300T · Kersey, COInadvertent stall and loss of control due to structural icing. Factors were: icing conditions, and flight into known adverse weather.Nov 20, 1992 · N39683 · DestroyedNTSB FTW92LA110Accident · No injuriesLimited investigationFinal reportPiper PA-23-250 · Denver, COThe loss of hydraulic fluid due to a ruptured hydraulic line in the landing gear system.Apr 3, 1992 · N6460Y · Substantial damageNTSB DEN91LA090Accident · No injuriesLimited investigationFinal reportPiper PA-32-300 · Englewood, COThe pilot's failure to maintain visual lookout. A factor was: the pilot's improper use of the throttle controls and brakes.Jun 19, 1991 · N4064R · Substantial damageNTSB DEN91FA065Accident · 1 fatalField investigationFinal reportPiper PA-31B-310 · Bennett, COIn-flight separation of the left engine cowl assembly that was not properly latched, and failure of the pilot to maintain minimum control speed, which resulted in his loss of aircraft control. Factors related to the accident were: an inadequate preflight…May 1, 1991 · N7407L · DestroyedNTSB DEN89LA164Accident · No injuriesLimited investigationFinal reportPiper PA-32R-301T · Telluride, COThe pilot's failure to maintain aircraft control during an encounter with turbulence. Contributing to the accident was the turbulence.Jun 30, 1989 · N82908 · Substantial damageNTSB DEN88LA024Accident · Minor injuriesLimited investigationFinal reportPiper PA-24-260B · Akron, COBfr tkof, snow was melted off the acft in a heated hangar. The flt was bgn in blowing snow with a forecast of ocnl mod icing to 20,000'. The plt said the snow lasted only 5 to 10 min & only a trace of ice (less 1/16 inch) accumulated drg the 1st 15 min of…Nov 15, 1987 · N9039P · Substantial damageNTSB DEN87IA056Incident · No injuriesIncident investigationFinal reportPiper PA-31 · Denver, COWhile taxiing from a cargo ramp for takeoff on an IFR flt, the acft taxied off the ramp into the infield on the arpt and came to rest with the engines running. Ramp personnel boarded the acft, shut the engines down and summoned medical help for the plt who…Feb 14, 1987 · N7559L · No damageNTSB DEN86LA121Accident · No injuriesLimited investigationFinal reportPiper PA-25-260C · Lamar, CODuring the initial telephone interview, the plt stated the eng quit due to fuel exhaustion while returning from an ag spraying flt. However, in the plt accident report, the plt states that he could not rule out mechanical problems.Apr 30, 1986 · N76LF · Substantial damageNTSB DEN84LA091Accident · Minor injuriesLimited investigationFinal reportPiper PA-24-260 · Crested Butte, COThe acft was damaged during a forced landing on snow covered terrain after the engine failed during climb. An investigaiton revealed that the acft had 50 weight oil in it and the temperature was about 15 degrees f. the engine had been, pre-heated from the top…Feb 12, 1984 · N8984P · Substantial damageNTSB DEN84LA024Accident · No injuriesLimited investigationFinal reportBellanca 17-31ATC · Crested Butte, COAccording to the plt, the ground was covered with about 6 inches of light snow & the wind was from the southwest at 5 to 10 KTS. A snow plow preceeded him to the rwy & had cleared a strip about 10 to 12 ft wide on the 1st 1/3 of the rwy. When the plt was…Nov 14, 1983 · N14780 · Substantial damage