NTSB investigations: Lycoming 0-235 series
251 cases on aircraft whose registry engine model is Lycoming 0-235 series, where the first occurrence was “Hard landing”. 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
| 1982 | 20 |
|---|---|
| 1983 | 22 |
| 1984 | 25 |
| 1985 | 12 |
| 1986 | 4 |
| 1987 | 20 |
| 1988 | 14 |
| 1989 | 12 |
| 1990 | 6 |
| 1991 | 7 |
| 1992 | 5 |
| 1993 | 8 |
| 1994 | 5 |
| 1995 | 6 |
| 1996 | 10 |
| 1997 | 8 |
| 1998 | 6 |
| 1999 | 7 |
| 2000 | 7 |
| 2001 | 7 |
| 2002 | 7 |
| 2003 | 7 |
| 2004 | 5 |
| 2005 | 11 |
| 2006 | 7 |
| 2007 | 3 |
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.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41505')
AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.case_mkey = x.case_mkey AND o.aircrafts_position = x.position AND o.\"occurrenceNumber\" = 1 AND o.\"occurrenceCode\" = 200))
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 ('41505')
AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.case_mkey = x.case_mkey AND o.aircrafts_position = x.position AND o."occurrenceNumber" = 1 AND o."occurrenceCode" = 200))
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 DFW08CA028Accident · No injuriesData collectionFinal reportCessna 152 · Ardmore, OKThe pilot's improper landing flare which resulted in a hard landing.NTSB SEA07CA091Accident · No injuriesData collectionFinal reportAC Mfg & Dev't CH 2000 · Madera, CAThe improper flare which resulted in a hard landing and porpoise.NTSB DFW07CA063Accident · No injuriesData collectionFinal reportCessna 152 · Houston, TXThe pilot's encounter with porpoise following a hard landing and the improper recovery from a bounced landing.NTSB DFW07CA030Accident · No injuriesData collectionFinal reportCessna 152 · Houston, TXThe pilot's improper flare, which resulted in a hard landing. A factor was the misjudged touchdown point.NTSB MIA07CA012Accident · No injuriesData collectionFinal reportAmerican AA-1 · Lakeland, FLThe pilot's misjudgment of the landing flare/touchdown which resulted in a hard landing.NTSB NYC07CA013Accident · No injuriesData collectionFinal reportCessna 152 · Lancaster, PAThe student pilot's inadequate flare, which resulted in a nosegear collapse during landing.NTSB SEA06LA193Accident · No injuriesLimited investigationFinal reportCessna 152 · Lantana, FLThe student pilot's improper recovery from a bounced landing.NTSB LAX06CA209Accident · No injuriesData collectionFinal reportCessna 152 · Concord, CAthe student pilot's unstabilized approach, misjudged landing flare, inadequate recovery from a bounced landing, and failure to maintain directional control. A contributing factor to the accident was the in-flight distraction.NTSB SEA06CA093Accident · No injuriesData collectionFinal reportZenair CH 2000 · Tooele, UTThe flight instructor's inadequate supervision of the student pilot during the landing flare, which resulted in a hard landing. A contributing factor was the student pilot's failure to maintain aircraft control during the landing flare.NTSB NYC06CA069Accident · No injuriesData collectionFinal reportCessna 152 · Augusta, METhe pilot's improper flare, which resulted in a hard landing.NTSB ATL06CA018Accident · No injuriesData collectionFinal reportCessna 152 · Durham, NCThe pilot's improper flare on landing flare touchdown resulting in a hard landing and collapse of the nose gear.NTSB MIA06CA012Accident · No injuriesData collectionFinal reportCessna 152 · Titusville, FLThe student pilot's inadequate recovery from a bounced landing resulting in substantial damage to the airplane.NTSB DFW05CA224Accident · No injuriesData collectionFinal reportCessna 152 · Tulsa, OKThe pilot's improper recovery from a bounced landing. A contributing factor was the dark night conditions.NTSB DFW05CA218Accident · No injuriesData collectionFinal reportCessna 152 · Bridgeport, TXThe pilot's inadequate compensation for wind conditions, and the flight instructor's delayed remedial action during a crosswind landing resulting in a loss of directional control.NTSB LAX05CA238Accident · No injuriesData collectionFinal reportCessna 152 · Rio Vista, CAthe student pilot's inadequate recovery from a bounced landing and his failure to maintain directional control of the airplane during landing rollout. A contributing factor was the student's failure to divert to an airport with less severe crosswind…NTSB ATL05CA134Accident · No injuriesData collectionFinal reportAircraft Mfg & Dev. CH2000 · Winston-Salem, NCThe student pilot's misjudged flare and his improper recovery from a bounced landing resulting in a stall and hard landing.NTSB NYC05CA112Accident · No injuriesData collectionFinal reportCessna 152 · Greenville, PAThe student pilot's improper flare, and inadequate recovery from a bounced landing, which resulted in a nose gear collapse while landing.NTSB DFW05CA164Accident · No injuriesData collectionFinal reportCessna 152 · Burneyville, OKThe students pilot's improper flare and his failure to maintain directional control of the airplane. A contributing factor was the bounced landing.NTSB ATL05CA097Accident · No injuriesData collectionFinal reportCessna 152 · Fort Payne, ALThe intentional unauthorized use of a stolen aircraft by an unqualified person which resulted in a hard landing and substantial damage to the airplane.NTSB CHI05CA107Accident · No injuriesData collectionFinal reportWhittman Tailwind · Lyndon, KSThe pilot improper recovery from a bounced landing, and his inadequate compensation for a tailwind, which resulted in a loss of control and subsequent collision with the ground. Contributing to the accident was the pilot's selection of a wrong runway, the…NTSB DFW05CA097Accident · No injuriesData collectionFinal reportCessna 152 · Shawnee, OKThe pilot's improper landing flare and his inadequate recovery from a bounced landing. A factor was the prevailing crosswind.NTSB ATL05CA021Accident · No injuriesData collectionFinal reportCessna 152 · Rocky Mount, NCThe pilot's improper landing flare, and improper recovery from a bounced landing.NTSB DEN05CA018Accident · No injuriesData collectionFinal reportAircraft Mfg & Dev. CH 2000 · Salt Lake City, UTthe dual student's high flare resulting in an inadvertent stall/mush and a hard landing. A factor contributing to the accident was the flight instructor's inadequate supervision.NTSB LAX05LA010Accident · No injuriesLimited investigationFinal reportCessna 152 · Pacoima, CAthe pilot's misjudged distance/altitude and inadequate flare that resulted in a hard landing, and a porpoise down the runway. Also causal was the student pilot's improper bounced landing recovery technique.NTSB DEN04LA090Accident · No injuriesLimited investigationFinal reportAircraft Mfg & Dev. Aleros CH 2000 · West Jordan, UTthe pilot's improper flare which resulted in a hard landing. Contributing factors were the low altitude and high airspeed, resulting in an unstabilized approach.NTSB LAX04CA134Accident · No injuriesData collectionFinal reportBellanca 7ECA · Groveland, CAthe pilot's failure to maintain a proper glide path and misjudged landing flare, which resulted in a hard landing. Also causal was the pilot's inadequate recovery from a bounced landing, resulting in a loss of directional control and collision with terrainNTSB NYC03CA192Accident · No injuriesData collectionFinal reportCessna 152 · Franklin, VAThe student pilot's improper flare, which resulted in a hard landing.NTSB CHI03LA294Accident · No injuriesLimited investigationFinal reportCessna 152 · Pontiac, MIThe student pilot's inadequate recovery from the bounced landing. Factors contributing to the accident were the variable crosswind, the misjudged flare that resulted in the bounced landing and the subsequent collapse of the nose landing gear.NTSB CHI03LA233Accident · Serious injuriesLimited investigationFinal reportCessna 152 · Brooklyn, MIThe pilot's failure to attain the proper touchdown point, and his failure to maintain control of the airplane.NTSB SEA03LA057Accident · No injuriesLimited investigationFinal reportCessna 152 · Butte, MTThe pilot's inadequate compensation for gusty variable wind conditions and his improper flare. Factors include gusty and variable winds .NTSB FTW03LA127Accident · No injuriesLimited investigationFinal reportCessna 152 · Durant, OKThe student pilot's improper landing flare resulting in a hard landing and his improper recovery procedures for a bounced landing.NTSB ATL03LA074Accident · No injuriesLimited investigationFinal reportCessna 152 · Summerville, SCThe pilot's improper flare and recovery from a bounced landing.NTSB CHI03LA050Accident · No injuriesLimited investigationFinal reportCessna 152 · Traverse City, MIThe student pilot's improper rerecovery from a bounced landing and his improper flare. Factors were the gusting crosswinds, the misjudged flare and the collapse of the nose landing gear.NTSB FTW03LA009Accident · Minor injuriesLimited investigationFinal reportCessna 152 · Tulsa, OKThe pilot's improper recovery from a bounced landing and his failure to maintain airspeed. A contributing factor was the pilot's failure to align with the runway.NTSB LAX02LA289Accident · No injuriesLimited investigationFinal reportCessna 152 · El Cajon, CAThe pilot's misjudged landing flare, which resulted in a hard landing.NTSB FTW02LA254Accident · No injuriesLimited investigationFinal reportCessna 152 · Tulsa, OKthe pilot's improper recovery from a bounced landing, which resulted in a hard landing.NTSB MIA02LA129Accident · Minor injuriesLimited investigationFinal reportTaylorcraft F21B · Somerville, TNThe pilot's improper landing flare resulting in a hard landing and damage to the airplane.NTSB SEA02LA100Accident · No injuriesLimited investigationFinal reportCessna 152 · Hillsboro, ORAn improper flare during the landing. Not performing a proper recovery from a bounced landing was a factor.NTSB FTW02LA149Accident · No injuriesLimited investigationFinal reportCessna 152 · Houston, TXthe student pilot's improper recovery from a bounced landing, which resulted in a nose over.NTSB CHI02LA107Accident · No injuriesLimited investigationFinal reportCessna 152 · Maple Lake, MNThe student pilot's inadequate flare and compensation for the crosswind condition during landing. A factor to the accident was the crosswind condition.NTSB MIA01LA198Accident · No injuriesLimited investigationFinal reportCessna 152 · Naples, FLThe student pilot's improper recovery from a bounced landing resulting in a hard landing on the nose landing gear, collapse of the nose landing, the airplane sliding off the runway, and the airplane being destroyed by a postcrash fire.NTSB FTW01LA148Accident · No injuriesLimited investigationFinal reportCessna 152 · Lapace, LAthe student pilot flared the airplane high, which resulted in a hard landing.NTSB FTW01LA135Accident · No injuriesLimited investigationFinal reportPiper PA-38-112 · Amarillo, TXthe pilot's inadequate compensation for the crosswind, which resulted in a hard landing. A contributing factor was the crosswind.NTSB IAD01LA055Accident · No injuriesLimited investigationFinal reportCessna 152 · Easton, MDThe pilot's improper landing flare. A factor was the crosswind.NTSB LAX01LA167Accident · No injuriesLimited investigationFinal reportCessna 152 · Hayward, CAthe student pilot's misjudged landing flare and improper use of the elevator control.NTSB LAX01LA151Accident · No injuriesLimited investigationFinal reportCessna 152 · Chandler, AZThe pilot's premature flare, which resulted in an inadvertent stall and a bounced landing. A factor was the improper recovery from a bounced landing.NTSB LAX01LA069Accident · No injuriesLimited investigationFinal reportCessna 152 · Livermore, CAThe student pilot's inadequate compensation for a tailwind during final approach and her improper recovery from a bounced landing.NTSB LAX01LA028Accident · No injuriesLimited investigationFinal reportCessna 152 · Ramona, CAThe dual student's habit interference, from his previous training in a different type of airplane, that precipitated his improper use of the elevator control during a go-around.NTSB DEN00LA180Accident · No injuriesLimited investigationFinal reportGrumman American AA-1B · Erie, COInadequate supervision by the certified flight instructor. Factors were loss of control by the student pilot, the flight instructor's failure to properly monitor the student pilot's rate of descent on final approach, and the flight instructor's lack of recent…NTSB FTW00LA238Accident · No injuriesLimited investigationFinal reportCessna 152 · Wichita Falls, TXThe student pilot's delayed landing flare and failure to recover from the ensuing bounced landing.