NTSB investigations: Lycoming 0-235 series, 2011
36 cases on aircraft whose registry engine model is Lycoming 0-235 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 | 137 |
|---|---|
| 1965 | 122 |
| 1966 | 98 |
| 1967 | 92 |
| 1968 | 78 |
| 1969 | 54 |
| 1970 | 74 |
| 1971 | 82 |
| 1972 | 73 |
| 1973 | 68 |
| 1974 | 68 |
| 1975 | 69 |
| 1976 | 64 |
| 1977 | 86 |
| 1978 | 152 |
| 1979 | 167 |
| 1980 | 153 |
| 1981 | 147 |
| 1982 | 148 |
| 1983 | 149 |
| 1984 | 148 |
| 1985 | 101 |
| 1986 | 99 |
| 1987 | 120 |
| 1988 | 111 |
| 1989 | 100 |
| 1990 | 86 |
| 1991 | 85 |
| 1992 | 68 |
| 1993 | 73 |
| 1994 | 72 |
| 1995 | 84 |
| 1996 | 74 |
| 1997 | 77 |
| 1998 | 69 |
| 1999 | 58 |
| 2000 | 76 |
| 2001 | 76 |
| 2002 | 67 |
| 2003 | 53 |
| 2004 | 61 |
| 2005 | 72 |
| 2006 | 47 |
| 2007 | 55 |
| 2008 | 46 |
| 2009 | 50 |
| 2010 | 30 |
| 2011 | 36 |
| 2012 | 39 |
| 2013 | 35 |
| 2014 | 19 |
| 2015 | 23 |
| 2016 | 42 |
| 2017 | 33 |
| 2018 | 40 |
| 2019 | 33 |
| 2020 | 30 |
| 2021 | 23 |
| 2022 | 32 |
| 2023 | 25 |
| 2024 | 10 |
| 2025 | 23 |
| 2026 | 15 |
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\") = 2011
AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41505'))
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") = 2011
AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41505'))
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 ERA12LA112Accident · Serious injuriesLimited investigationFinal reportPiper PA-38-112 · Merry Hill, NCOperation of the airplane by a non-certificated pilot. Contributing to the accident was the non-certificated pilot’s failure to maintain airspeed while making a forced landing following a total loss of engine power at low altitude, which resulted in an…NTSB ERA12LA106Accident · No injuriesLimited investigationFinal reportCessna 152 · Venice, FLA loss of engine power during takeoff for reasons that could not be determined because postaccident examination and testing did not reveal any anomalies that would have precluded normal operation.NTSB WPR12LA055Accident · No injuriesLimited investigationFinal reportPiper PA-38-112 · Davis, CAThe pilot's inadequate fuel management, which resulted in a loss of engine power due to fuel starvation.NTSB CEN12LA077Accident · No injuriesLimited investigationFinal reportCessna 152 · Princeton, MNThe inadequate installation of the threaded insert in the No. 2 cylinder spark plug hole by maintenance personnel, which resulted in a loss of engine power during initial climb.NTSB CEN12LA007Accident · No injuriesLimited investigationFinal reportPiper PA-38-112 · Centerburg, OHThe pilot's improper pre-flight planning and failure to ensure that there was an adequate fuel supply on board to complete the flight, which resulted in fuel exhaustion. Contributing to the accident was the malfunction of the fuel quantity indicator.NTSB WPR11CA473Accident · No injuriesData collectionFinal reportCessna 152 · Scappoose, ORThe student pilot's improper flare, which resulted in a bounced landing from which she was unable to recover.NTSB WPR11LA477Accident · No injuriesLimited investigationFinal reportStarduster II SA-300 · West Jordan, UTThe pilot of the other airplane's inadequate visual lookout, which resulted in a collision with the standing airplane.NTSB WPR11LA443Accident · No injuriesLimited investigationFinal reportCessna 152 · Redlands, CAThe flight instructor’s delayed remedial action and failure to maintain airplane control while performing a simulated aborted landing.NTSB ANC11CA097Accident · No injuriesData collectionFinal reportPiper PA-12 · Anchorage, AKThe pilot's misidentification of the runway environment in dusk light conditions.NTSB CEN11CA677Accident · No injuriesData collectionFinal reportPiper PA-22-108 · Monte Vista, COThe student pilot's loss of control while landing, which resulted in a ground loop.NTSB ERA11LA501Accident · No injuriesLimited investigationFinal reportPiper PA-22-108 · Monmouth, MEOperation of the airplane by a non-certificated pilot and his failure to maintain airplane control.NTSB WPR11FA383Accident · 2 fatalField investigationFinal reportPiper PA-38-112 · Silver Bow, MTThe pilot's failure to maintain airplane control while maneuvering.NTSB ANC11CA078Accident · No injuriesData collectionFinal reportPiper PA-11 · Chenga Bay, AKThe pilot's improper decision to land on an unsuitable landing surface which resulted in a nose over.NTSB WPR11FA344Accident · 2 fatalField investigationFinal reportAmerican AA-1A · Corona, CAAn aggressive flight maneuver performed by the pilot during low altitude flight, which resulted in an aerodynamic stall.NTSB ERA11LA416Accident · Serious injuriesLimited investigationFinal reportChampion 7ECA · Hinesville, GAThe total loss of engine power due to the improper installation of the carburetor air filter by maintenance personnel, which resulted in the filter becoming dislodged and obstructing the carburetor. Contributing to the accident was the pilot did not maintain…NTSB ANC11FA065Accident · 1 fatalField investigationFinal reportPiper PA-12 · Delta, AKThe pilot's decision to make a low-altitude turn back to the airport following a loss of engine power, which resulted in an aerodynamic stall and loss of control. Contributing to the severity of the pilot's injuries was the separation of the pilot's seat…NTSB WPR11CA328Accident · No injuriesData collectionFinal reportTaylorcraft F-22 · Payson, AZThe pilot's selection of a wrong runway to practice touch-and-go takeoffs and landings.NTSB ANC11CA063Accident · No injuriesData collectionFinal reportPiper PA-12 · Gulkana, AKThe pilot's inadequate recovery from a bounced landing.NTSB WPR11LA318Accident · No injuriesLimited investigationFinal reportPiper PA-22-108 · Frazier Park, CAThe pilot’s geographic disorientation, which resulted in an off-airport precautionary landing in soft terrain and a subsequent nose over.NTSB ERA11CA378Accident · Minor injuriesData collectionFinal reportBeech 77 · Jonesville, VAThe pilot's delayed decision to abort the takeoff.NTSB CEN11CA435Accident · No injuriesData collectionFinal reportPiper PA-16 · Huntington, INThe pilot's improper use of brakes which resulted in a nose over.NTSB CEN11CA395Accident · No injuriesData collectionFinal reportNelson Dan H LONG-EZ · Moriarity, NMThe pilot's failure to maintain directional control during the landing.NTSB WPR11CA262Accident · No injuriesData collectionFinal reportCessna 152 · Idaho Falls, IDThe pilot's inadequate landing flare and improper bounced landing recovery.NTSB ERA11FA332Accident · 2 fatalField investigationFinal reportCessna 152 · Vero Beach, FLThe pilot’s failure to maintain adequate airspeed while maneuvering, which resulted in an aerodynamic stall and subsequent spin.NTSB ANC11CA036Accident · No injuriesData collectionFinal reportPiper J5A · Palmer, AKThe pilot's inadequate compensation for wind conditions.NTSB CEN11LA368Accident · Serious injuriesLimited investigationFinal reportCessna 152 · Ann Arbor, MIThe flight instructor’s failure to maintain clearance from the propeller when exiting the airplane. Contributing to the accident were the instructor’s decision not to shut down the engine before exiting the airplane and the operator’s lack of a policy…NTSB CEN11CA344Accident · No injuriesData collectionFinal reportCessna 152 · Carbondale, ILThe student pilot's relinquishing of the flight controls during the landing flare and the flight instructor's delay in taking remedial action.NTSB ANC11CA033Accident · Minor injuriesData collectionFinal reportPiper PA-12 · Wasilla, AKThe pilot's inadequate preflight inspection, resulting in a departure with the fuel selector in the "off" position, a subsequent loss of engine power, and an off-airport emergency landing.NTSB CEN11LA328Accident · No injuriesLimited investigationFinal reportPiper PA-18 · Fredenberg Township, MNThe pilot's inadequate directional control during a crosswind landing.NTSB CEN11CA284Accident · No injuriesData collectionFinal reportPiper PA38 · Peyton, COThe pilot's loss of directional control during landing.NTSB ANC11CA025Accident · No injuriesData collectionFinal reportPiper PA-12 · Delta Junction, AKThe pilot's misjudged altitude while landing in bright sunlight on an airstrip surrounded by snow, resulting in an undershoot and a nose over.NTSB CEN11CA278Accident · No injuriesData collectionFinal reportCessna 152 · Stow, OHThe student pilot's improper recovery from a bounced landing.NTSB ERA11CA225Accident · Serious injuriesData collectionFinal reportPiper PA38 · Manville, NJThe pilot’s improper fuel management which resulted in a loss of engine power due to fuel starvation.NTSB WPR11CA171Accident · No injuriesData collectionFinal reportRemos GX · Arlington, WAThe LSA pilots' failure to stop and to ensure that the taxiway was clear of conflicting traffic before entering.NTSB CEN11CA217Accident · Minor injuriesData collectionFinal reportPiper PA-22-108 · Lockhart, TXThe pilot's failure to maintain clearance from trees.NTSB CEN11LA177Accident · Minor injuriesLimited investigationFinal reportPiper PA-16 · Lake Koshkonong, WIA loss of engine power for undetermined reasons during a low-altitude pass over a frozen lake.