NTSB investigations: Robinson Helicopter R44, 2005
12 cases on aircraft the registry lists as Robinson Helicopter R44. 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
| 1993 | 1 |
|---|---|
| 1998 | 2 |
| 1999 | 1 |
| 2000 | 3 |
| 2001 | 3 |
| 2002 | 6 |
| 2003 | 4 |
| 2004 | 7 |
| 2005 | 12 |
| 2006 | 11 |
| 2007 | 3 |
| 2008 | 5 |
| 2009 | 8 |
| 2010 | 8 |
| 2011 | 7 |
| 2012 | 4 |
| 2013 | 3 |
| 2014 | 8 |
| 2015 | 7 |
| 2016 | 6 |
| 2017 | 10 |
| 2018 | 10 |
| 2019 | 8 |
| 2020 | 9 |
| 2021 | 6 |
| 2022 | 12 |
| 2023 | 10 |
| 2024 | 9 |
| 2025 | 4 |
| 2026 | 8 |
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\") = 2005
AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('7640120'))
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") = 2005
AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('7640120'))
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 NYC06LA035Accident · No injuriesLimited investigationFinal reportRobinson R44 · Linden, NJA loss of engine power for undetermined reasons.NTSB NYC06CA020Accident · Minor injuriesData collectionFinal reportRobinson R44 · Bourne, MAThe inadvertent contact of a lift strap with the tail rotor during external load operations, which resulted in a forced landing and subsequent collision with terrain. A factor in this accident was the gusty wind conditions.NTSB CHI05FA274Accident · 3 fatalField investigationFinal reportRobinson R44 · Drummond, WIClearance not obtained/maintained by the pilot during an unknown phase of flight. Contributing factors were the improper use of procedures by the pilot, the inadequate surveillance of the operation by company/management, and the wire.NTSB DFW05CA220Accident · No injuriesData collectionFinal reportRobinson R-44 · Odessa, TXThe pilot's failure to maintain main rotor RPM and the improper landing flare which resulted in a hard landing.NTSB CHI05LA235Accident · Minor injuriesLimited investigationFinal reportRobinson R44 · Greenwood, INThe inadequate remedial action during landing by the pilot.NTSB MIA05CA133Accident · Minor injuriesData collectionFinal reportRobinson R44 · St. Cloud, FLThe failure of the pilot to maintain clearance with a palm tree resulting in the in-flight collision with it, and subsequent uncontrolled descent and in-flight collision with the ground.NTSB DFW05CA169Accident · No injuriesData collectionFinal reportRobinson R44 · Rayville, LAThe pilot's loss of control following an encounter with loss of tail rotor effectiveness. A contributing factor was the high density altitude.NTSB LAX05FA189Accident · Serious injuriesField investigationFinal reportRobinson R44 · Lucerne Valley, CAthe pilot's failure to maintain adequate main rotor rpm and directional control while maneuvering at low altitude. Contributing factors in the accident were the helicopter's gross weight in excess of the maximum hover out of ground effect limit, a high…NTSB LAX05LA164Accident · No injuriesLimited investigationFinal reportRobinson R44 · Gustine, CAthe improper installation of the nut/bolt assembly connecting the left cyclic push-pull tube to the non-rotating swashplate by maintenance personnel, which led to a loss of roll control during takeoff.NTSB MIA05LA080Accident · No injuriesLimited investigationFinal reportRobinson R44 · Homestead, FLThe CFI's inadequate supervision of the student during the instructional flight for his failure to stop an excessive rate of descent which resulted in a hard landing following a reported loss of engine power for undetermined reasons.NTSB LAX05CA095Accident · Minor injuriesData collectionFinal reportRobinson R44 · Lake Arrowhead, CAthe certified flight instructor's failure to adequately compensate for wind conditions and his selection of terrain unsuitable for a safe takeoff which resulted in a dynamic rollover.NTSB CHI05CA066Accident · No injuriesData collectionFinal reportRobinson R44 · Minneapolis, MNThe pilot's inadequate compensation for the wind conditions and his failure to maintain control of the helicopter while maneuvering to center the helicopter on a cart. A factor associated with the accident was the wind gusts.