NTSB investigations: Lycoming 0-320 series, 1997
15 cases on aircraft whose registry engine model is Lycoming 0-320 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 | 12 |
| 1984 | 16 |
| 1985 | 15 |
| 1986 | 13 |
| 1987 | 21 |
| 1988 | 8 |
| 1989 | 13 |
| 1990 | 5 |
| 1991 | 12 |
| 1992 | 12 |
| 1993 | 15 |
| 1994 | 19 |
| 1995 | 12 |
| 1996 | 22 |
| 1997 | 15 |
| 1998 | 16 |
| 1999 | 20 |
| 2000 | 16 |
| 2001 | 12 |
| 2002 | 22 |
| 2003 | 12 |
| 2004 | 16 |
| 2005 | 13 |
| 2006 | 16 |
| 2007 | 11 |
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\") = 1997
AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41508')
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 year(c."eventDate") = 1997
AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41508')
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 LAX98LA055Accident · No injuriesLimited investigationFinal reportCessna 172N · San Jose, CAthe student pilot's failure to maintain an appropriate airspeed and proper rate of descent, and his misjudged landing flare, which led to an uncontrolled porpoise and eventual collapse of the landing gear.NTSB LAX98LA042Accident · No injuriesLimited investigationFinal reportRobinson R22 Beta · Long Beach, CAthe flight instructor's failure to thoroughly brief his student on the performance standards of the proposed autorotation and the method to be used for a positive transfer of controls. The student's failure to verify the performance standards of the…NTSB MIA98LA032Accident · Serious injuriesLimited investigationFinal reportPiper PA-28-151 · Clarksville, FLthe pilot's improper flare and touchdown.NTSB NYC98LA026Accident · No injuriesLimited investigationFinal reportCessna 172M · Salisbury, MDThe student pilot's improper flare which resulted in a hard landing.NTSB IAD98LA007Accident · No injuriesLimited investigationFinal reportCessna 172M · Oceana, VAImproper flare by the pilot, which resulted in a hard landing. A related factor was the diverted attention.NTSB CHI97LA289Accident · Minor injuriesLimited investigationFinal reportPiper PA-28-140 · Grant, MIthe pilot's fixation on the end of the runway, his failure to place the airplane in an attitude to land (flare) which resulted in a hard landing, and the pilot's failure to recover from the subsequent bounced landing.NTSB CHI97LA250Accident · No injuriesLimited investigationFinal reportCessna 172M · Keokuk, IAthe pilot's improper flare and improper recovery from a bounced landing, which resulted in a porpoise, failure (collapse) of the nose gear, and a subsequent nose over.NTSB MIA97LA183Accident · No injuriesLimited investigationFinal reportBeech B19 · New Smyrna Bch, FLthe private pilot's improper flare, which resulted in a hard landing and subsequent collapse of the left main landing gear and the nose gear.NTSB CHI97LA111Accident · No injuriesLimited investigationFinal reportCessna 177 · Rantoul, ILthe student pilot's improper flare and improper recovery from a bounced landing.NTSB NYC97LA077Accident · No injuriesLimited investigationFinal reportCessna 172N · Lincoln Park, NJthe student pilot's improper recovery from a bounced landing which resulted in a hard landing, collapsed nose gear, loss of directional control, and subsequent nose over.NTSB MIA97LA128Accident · No injuriesLimited investigationFinal reportCessna 172M · Tampa, FLthe pilot's improper compensation for wind conditions and failure to properly flare the airplane for landing. Factors relating to the accident were: the gusty/quartering wind conditions, and the pilot's improper use of flaps for landing.NTSB MIA97LA108Accident · No injuriesLimited investigationFinal reportCessna 172M · Pompano Beach, FLthe pilot's improper flare and improper recovery from a bounced landing, which resulted in overload failure of the nose gear.NTSB MIA97LA102Accident · No injuriesLimited investigationFinal reportBeech A23-19 · Bessemer, ALthe student pilot's misjudged landing flare and the CFI's inadequate supervision by not taking timely remedial action.NTSB FTW97LA138Accident · Minor injuriesLimited investigationFinal reportCessna 172K · Telluride, COThe pilot's misjudged landing flare and his improper bounced landing recovery technique. A factor was the snow bank.NTSB ATL97LA032Accident · No injuriesLimited investigationFinal reportCessna 172N · Anderson, SCThe pilot's improper recovery from a bounced landing. A factor was the pilot's improper level off.