NTSB investigations: Lycoming IO-540 series, 1999
28 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
| 1964 | 1 |
|---|---|
| 1965 | 2 |
| 1966 | 1 |
| 1967 | 4 |
| 1968 | 1 |
| 1969 | 2 |
| 1970 | 3 |
| 1971 | 1 |
| 1972 | 3 |
| 1973 | 1 |
| 1974 | 1 |
| 1975 | 1 |
| 1976 | 4 |
| 1977 | 3 |
| 1978 | 6 |
| 1979 | 7 |
| 1980 | 18 |
| 1981 | 10 |
| 1982 | 16 |
| 1983 | 17 |
| 1984 | 30 |
| 1985 | 20 |
| 1986 | 17 |
| 1987 | 15 |
| 1988 | 12 |
| 1989 | 11 |
| 1990 | 14 |
| 1991 | 14 |
| 1992 | 19 |
| 1993 | 24 |
| 1994 | 13 |
| 1995 | 14 |
| 1996 | 16 |
| 1997 | 16 |
| 1998 | 16 |
| 1999 | 28 |
| 2000 | 27 |
| 2001 | 32 |
| 2002 | 37 |
| 2003 | 30 |
| 2004 | 35 |
| 2005 | 30 |
| 2006 | 31 |
| 2007 | 34 |
| 2008 | 29 |
| 2009 | 19 |
| 2010 | 29 |
| 2011 | 22 |
| 2012 | 26 |
| 2013 | 21 |
| 2014 | 28 |
| 2015 | 19 |
| 2016 | 18 |
| 2017 | 28 |
| 2018 | 27 |
| 2019 | 16 |
| 2020 | 15 |
| 2021 | 27 |
| 2022 | 23 |
| 2023 | 24 |
| 2024 | 14 |
| 2025 | 18 |
| 2026 | 16 |
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 year(c.\"eventDate\") = 1999
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 year(c."eventDate") = 1999
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" 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 SEA00LA034Accident · No injuriesLimited investigationFinal reportCessna 182S · Kennewick, WAThe pilot's decision to continue flight into known icing conditions, and his subsequent failure to maintain adequate airspeed on final approach, resulting in a hard landing. Factors included: icing conditions; the pilot's improper decision to continue to his…NTSB MIA00LA025Accident · 1 fatalLimited investigationFinal reportFrederick Rocket II · Coral Springs, FLThe pilot's failure to maintain airspeed while maneuvering (VSO) resulting in an inadvertent stall and subsequent in-flight collision with water. Contributing to the accident was the pilot's improper fuel management resulting in a total loss of engine power…NTSB ANC00LA013Accident · No injuriesLimited investigationFinal reportMaule M7-235C · Palmer, AKThe pilot's intentional takeoff into known adverse weather. Factors associated with this accident are crosswinds, gusts, and downdrafts.NTSB ANC00LA009Accident · No injuriesLimited investigationFinal reportPiper PA-32-300 · Russian Mission, AKThe pilot's continued flight into adverse weather, and an inadvertent stall. Factors in the accident were adverse weather consisting of icing conditions, and airframe icing.NTSB IAD00LA001Accident · No injuriesLimited investigationFinal reportCessna 182S · Staatsburg, NYwas the pilot's encounter with an unseen embankment while maneuvering to avoid a deer on the runway.NTSB SEA99LA167Accident · No injuriesLimited investigationFinal reportCessna 182S · Kamiah, IDThe pilot's excessive airspeed on final approach, his inadequate remedial action, and his failure to attain the proper touchdown point during landing. Factors included a short, confined landing area and a tailwind.NTSB MIA99LA253Accident · No injuriesLimited investigationFinal reportPiper PA-32-300 · Homestead, FLThe pilot's failure to obtain the proper touch down point on landing and excessive airspeed resulting in an overrun, and subsequent collision with a fence post and clippings.NTSB ANC99LA127Accident · No injuriesLimited investigationFinal reportMaule M-7 · Kotzebue, AKAn in-flight collision with a bird.NTSB ANC99LA109Accident · No injuriesLimited investigationFinal reportCessna A188-B · Bettles, AKThe pilot's selection of unsuitable terrain for landing. A factor was soft terrain.NTSB NYC99MA178Accident · 3 fatalMajor investigationFinal reportPiper PA-32R-301 · Vineyard Haven, MAThe pilot's failure to maintain control of the airplane during a descent over water at night, which was a result of spatial disorientation. Factors in the accident were haze, and the dark night.NTSB SEA99LA131Accident · No injuriesLimited investigationFinal reportPiper PA-23-250 · Snohomish, WABrake system failure due to the presence of air bubbles in the hydraulic fluid.NTSB CHI99LA219Accident · No injuriesLimited investigationFinal reportPiper PA-32R · Fargo, NDfuel starvation due to the pilot's fuel mismanagement and the pilot's misjudgment of the landing flare.NTSB MIA99LA184Accident · No injuriesLimited investigationFinal reportDonald White Velocity XL/RG · Fort Pierce, FLThe owner/pilot mechanic's failure to adjust the newly installed wing fuel caps resulting in the loss of engine power while in cruise flight due to fuel starvation and the subsequent collision with transmission wires while attempting a forced landing to a…NTSB DEN99LA100Accident · No injuriesLimited investigationFinal reportButler SX-300 · Hill Afb, UTA failure of the left main landing gear attachment for undetermined reasons.NTSB NYC99LA135Accident · No injuriesLimited investigationFinal reportMaule M7-235C · Bennington, VTThe pilot's inadequate pre-flight briefing which resulted in control interference by the right front seat passenger.NTSB LAX99LA201Accident · No injuriesLimited investigationFinal reportPiper PA-32R-300 · Valley Springs, CAThe fatigue failure and separation of the No. 6 connecting rod end cap, which led to a catastrophic failure of the engine. The fatigue crack initiation was due to galling on the rod end cap, which was most likely caused by an undetermined factory…NTSB ATL99LA095Accident · No injuriesLimited investigationFinal reportAircraft Parts & Dev. A-9B · Hartsell, ALThe pilot's failure to maintain flying speed that resulted in the inflight collision with the ground. A factor was the pilot's lack of total experience in the aircraft.NTSB DEN99FA066Accident · 2 fatalField investigationFinal reportSmith, Ted Aerostar 601P · Ruidoso, NMThe pilot's failure to maintain aircraft control for undetermined reason. A factor was the low ceiling IMC weather condition.NTSB MIA99LA118Accident · No injuriesLimited investigationFinal reportSteve Hill Staudacher S600 · Bunnell, FLThe pilot's improper fuel consumption calculations which resulted in fuel exhaustion.NTSB FTW99FA104Accident · 1 fatalField investigationFinal reportPiper PA-46-350P · Waldron, ARThe pilot's encounter with adverse weather and loss of aircraft control, which resulted in exceeding the aircraft's design stress limits. Factors were the pilot's lack of total experience in the make and model of airplane, and the icing and thunderstorm…NTSB CHI99LA117Accident · No injuriesLimited investigationFinal reportPiper PA-32-300 · Marquette, MIthe pilot's inadequate compensation for the wind conditions which resulted in his failure to maintain directional control. Factors associated with the accident were the gusty crosswind conditions and the taxiway sign which the airplane contacted.NTSB ANC99LA039Accident · No injuriesLimited investigationFinal reportPiper PA-32-301 · Chefornak, AKThe pilot's selection of an unsuitable landing site. A factor associated with the accident was rough and uneven terrain.NTSB MIA99LA098Accident · Minor injuriesLimited investigationFinal reportPiper PA-60-601P · Statesville, NCthe pilot's failure to attain the proper touchdown point on the runway. Factors in this accident were excessive approach speed, rain, and a wet runway.NTSB MIA99LA096Accident · No injuriesLimited investigationFinal reportPiper PA-23-250 · Stuart, FLThe inadequate touchdown resulting in a hard landing on the nose landing gear and subsequent structural damage.NTSB NYC99LA063Accident · 1 fatalLimited investigationFinal reportPiper PA 32R-301 · Dulles, VAThe FBO employee's diverted attention, resulting in an inadvertent encounter with a rotating propeller.NTSB ATL99FA048Accident · 1 fatalField investigationFinal reportPiper PA-32RT-300 · Cartersville, GAIn flight collision with terrain for undetermined reasons.NTSB CHI99LA059Accident · No injuriesLimited investigationFinal reportRockwell 500-S · Plymouth, INthe pilot's failure to maintain directional control of the airplane while landing. Factors associated with the accident were the tailwind condition and the pilot landing in the wrong direction.NTSB IAD99FA025Accident · 1 fatalField investigationFinal reportLake LA-4-250 · Laconia, NHA loss of engine power during initial climb due to oil starvation. Contributing to the accident was the failure to perform an engine overhaul.