NTSB investigations, NH
8 cases where the sequence of events included Landing gear collapse.
Cases per year
| 2011 | 1 |
|---|---|
| 2013 | 2 |
| 2016 | 2 |
| 2017 | 1 |
| 2020 | 1 |
| 2023 | 1 |
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.\"eventStateOrRegion\" = 'NH' AND c.\"eventCountry\" = 'USA'
AND c.\"mKey\" IN (SELECT s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s.\"tier2Number\" = '094' AND s.case_mkey IN (SELECT case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' WHERE \"isDefiningEvent\"))
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."eventStateOrRegion" = 'NH' AND c."eventCountry" = 'USA' AND c."mKey" IN (SELECT s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s."tier2Number" = '094' AND s.case_mkey IN (SELECT case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' WHERE "isDefiningEvent")) 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 ERA23LA302Accident · No injuriesClass 4 · LimitedFinal reportPollock Michael D Velocity 173RG · Lebanon, NHThe pilot’s failure to store the nose landing gear securing bar within reach in the cabin, which resulted in a nose gear collapse following a manual landing gear extension.NTSB ERA20LA344Accident · No injuriesClass 4 · LimitedFinal reportBeech B19 · Laconia, NHThe pilot’s improper landing flare, which resulted in a hard, bounced landing and the nose landing gear collapsing.NTSB GAA17CA392Accident · No injuriesData collectionFinal reportPiper PA22 · Berlin, NHThe pilot’s failure to maintain directional control during the landing roll.NTSB GAA17CA052Accident · No injuriesData collectionFinal reportChaudoin George S RV 10 · Portsmouth, NHThe pilot’s failure to go around after recognizing that the airplane was high and fast, which resulted in a long landing on a wet runway and a runway excursion.NTSB GAA17CA005Accident · No injuriesData collectionFinal reportCessna Ector 305 · Concord, NHThe pilot’s failure to maintain directional control during the landing roll, which resulted in a ground loop.NTSB ERA13CA271Accident · No injuriesData collectionFinal reportFlight Design Ctls · Concord, NHThe pilot's improper landing flare, which resulted in a hard landing and subsequent main landing gear collapse.NTSB ERA13CA265Accident · No injuriesData collectionFinal reportCessna 180 · Concord, NHThe pilot’s delayed remedial action following a loss of directional control during the landing roll.NTSB ERA12LA069Accident · No injuriesLimited investigationFinal reportGrenier Raymond Vans Aircraft RV-8 · Nashua, NHThe right main landing gear collapse due to the overload fracture of the hardware for reasons that could not be determined during postaccident testing and examination.