NTSB investigations, 1997
17 cases where the first occurrence was “Main gear collapsed”.
Cases per year
| 1982 | 48 |
|---|---|
| 1983 | 27 |
| 1984 | 33 |
| 1985 | 23 |
| 1986 | 24 |
| 1987 | 20 |
| 1988 | 20 |
| 1989 | 33 |
| 1990 | 14 |
| 1991 | 13 |
| 1992 | 21 |
| 1993 | 21 |
| 1994 | 9 |
| 1995 | 10 |
| 1996 | 9 |
| 1997 | 17 |
| 1998 | 9 |
| 1999 | 10 |
| 2000 | 6 |
| 2001 | 6 |
| 2002 | 9 |
| 2003 | 5 |
| 2004 | 3 |
| 2005 | 4 |
| 2006 | 7 |
| 2007 | 5 |
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 o.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.\"occurrenceNumber\" = 1 AND o.\"occurrenceCode\" = 191)
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 o.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o."occurrenceNumber" = 1 AND o."occurrenceCode" = 191) ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
Run 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 FTW97LA368Accident · No injuriesLimited investigationFinal reportBellanca 7KCAB · Englewood, COfailure of the right main landing gear due to multiple fatigue cracks.NTSB MIA97LA253Accident · No injuriesLimited investigationFinal reportCessna 411 · Williston, FLthe pilot-in-command's excessive taxi speed.NTSB FTW97LA334Accident · No injuriesLimited investigationFinal reportBeech E90 · Albuquerque, NMFatigue failure of the right main landing gear retraction/extension torque tube.NTSB ANC97LA120Accident · No injuriesLimited investigationFinal reportCessna 185 · Chickaloon, AKinadequate maintenance inspection and failure of the left main landing gear attachment due to fatigue. A factor was continuous use of the airplane for rough area, off-airport landings.NTSB NYC97LA157Accident · No injuriesLimited investigationFinal reportChampion 7ECA · Easton, MDan inadequate weld repair, which resulted in insufficient structural strength of the left main gear.NTSB ANC97LA111Accident · No injuriesLimited investigationFinal reportCessna 180 · Umiat, AKThe collapse of the right main landing gear while taxiing to parking.NTSB CHI97LA219Accident · No injuriesLimited investigationFinal reportWeatherly 201C · Stephen, MNthe pilot's exceeding the design stress limits of the aircraft. A factor was the crosswind.NTSB ANC97LA104Accident · Minor injuriesLimited investigationFinal reportPiper PA-18 · Gakona, AKThe pilot's selection of unsuitable terrain for landing.NTSB CHI97IA205Incident · No injuriesIncident investigationFinal reportBoeing B-727-200 · Indianapolis, INthe improper installation of the incorrect spherical bearing by the company's maintenance personnel. A factor was the improper plating of the trunnion with chromium by the landing gear overhaul facility.NTSB FTW97FA255Accident · Minor injuriesField investigationFinal reportBoeing 727-247 · Albuquerque, NMThe inadequate inspection of the right main landing gear forward trunnion bearing support fitting. Factors were the failure of the right main landing gear forward trunnion bearing support fitting and the subsequent right main landing gear failure.NTSB FTW97LA239Accident · No injuriesLimited investigationFinal reportCessna 210 · Peyton, COFailure of both pilots to assure the landing gear was down and locked.NTSB SEA97LA091Accident · No injuriesLimited investigationFinal reportBeech 65-A90 · West Jordan, UTlanding gear collapsed for undetermined reasons.NTSB CHI97LA098Accident · No injuriesLimited investigationFinal reportPiper PA-28-161 · Lafayette, INa fatigue failure of the fight main landing gear strut/spar attachment screws.NTSB CHI97LA094Accident · No injuriesLimited investigationFinal reportCessna 195 · Cedar Rapids, IAoverload failure of the left main landing gear for undetermined reason(s). A factor associated with the accident was the gusty crosswind condition.NTSB ANC97LA039Accident · No injuriesLimited investigationFinal reportPiper PA-18 · Chugiak, AKthe pilot's selection of an unsuitable landing site.NTSB LAX97LA095Accident · No injuriesLimited investigationFinal reportCessna 172RG · Corona, CAFailure of the pilot in command to follow the airplane's before landing checklist and verify the landing gear was fully extended before landing. Factors in the accident were anxiety and diversion of the pilot's attention due to fuel gauge readings.NTSB FTW97LA076Accident · No injuriesLimited investigationFinal reportCessna 140A · Albuquerque, NMThe fracture of the right main landing gear for an undetermined reason.