NTSB investigations, 2012
18 cases where the sequence of events included Roll over.
Cases per year
| 2008 | 20 |
|---|---|
| 2009 | 15 |
| 2010 | 14 |
| 2011 | 13 |
| 2012 | 18 |
| 2013 | 12 |
| 2014 | 19 |
| 2015 | 19 |
| 2016 | 13 |
| 2017 | 17 |
| 2018 | 34 |
| 2019 | 20 |
| 2020 | 7 |
| 2021 | 8 |
| 2022 | 4 |
| 2023 | 8 |
| 2024 | 6 |
| 2025 | 6 |
| 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\") = 2012
AND c.\"mKey\" IN (SELECT s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s.\"tier2Number\" = '097' 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 year(c."eventDate") = 2012 AND c."mKey" IN (SELECT s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s."tier2Number" = '097' 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 WPR13CA067Accident · Minor injuriesData collectionFinal reportRobinson Helicopter R22 Beta · Rawlins, WYThe pilot's failure to maintain main rotor rpm during takeoff, which resulted in a hard landing and subsequent rollover.NTSB ERA13LA018Accident · No injuriesLimited investigationFinal reportSikorsky S-55B · Yorktown, NYThe pilot's improper decision to perform a downwind precautionary landing and the helicopter’s resultant settling with power and impact with terrain.NTSB WPR12LA426Accident · No injuriesLimited investigationFinal reportBell 206 - B · Mammoth Lakes, CAThe pilot’s inability to maintain sufficient main rotor rpm while maneuvering in high density altitude conditions, which resulted in a precautionary landing and subsequent rollover.NTSB CEN12CA643Accident · No injuriesData collectionFinal reportRobinson Helicopter R44 II · Slaton, TXThe pilot’s misalignment of the helicopter during landing, which resulted in the helicopter’s fall from a raised platform.NTSB CEN12LA557Accident · No injuriesLimited investigationFinal reportBell 47G-2 · Flandreau, SDA malfunction of the helicopter’s throttle system, which resulted in a loss of engine power during cruise flight.NTSB CEN12LA525Accident · No injuriesLimited investigationFinal reportBell 214ST · Avalon, TXMaintenance personnel’s failure to properly torque the retaining nut and install the cotter pin that secured the helicopter’s tail rotor counterweight bellcrank. Contributing to the accident was the lack of detailed maintenance records that documented…NTSB WPR12CA344Accident · No injuriesData collectionFinal reportRotorway Exec · Colville, WAThe pilot's lack of experience in the helicopter, which resulted in his failure to maintain ground clearance during the taxi hover, followed by inadvertent ground contact and rollover.NTSB CEN12LA513Accident · Minor injuriesLimited investigationFinal reportGrumman Acft ENG Cor G-164A · La Salle, COThe loss of engine power due to the detached distributor rotor.NTSB ERA12CA472Accident · Serious injuriesData collectionFinal reportSix Chutter SKY Writer 2 · Hamburg, NYThe operation of a powered parachute by a non-certificated pilot. Contributing to the accident was the non-certificated pilot’s loss of aircraft control while landing.NTSB CEN12CA416Accident · Minor injuriesData collectionFinal reportMichael A Howard Dominator · Omaha, NEA nosewheel shimmy on takeoff, which resulted in the failure of the nosewheel landing gear and a loss of control.NTSB ERA12LA379Accident · Minor injuriesLimited investigationFinal reportBell 427 · Indiantown, FLThe inflight collision with birds, resulting in damage to the rotor head assembly and a subsequent forced landing and rollover.NTSB ERA12LA362Accident · No injuriesLimited investigationFinal reportSchweizer 269C · Asheville, NCThe use of an aftermarket skid shoe, which resulted in the skid shoe becoming caught on a runway centerline light during the run-on landing.NTSB CEN12LA309Accident · Minor injuriesLimited investigationFinal reportQuicksilver Sprint II · Lebanon, ILThe total loss of engine power due to a fatigue failure of the crankshaft, attributed to the relative movement between the crankshaft and flywheel assembly.NTSB CEN12LA230Accident · Serious injuriesLimited investigationFinal reportRobinson Helicopter R22 Beta · Isabel, SDThe partial loss of engine power due to carburetor ice.NTSB WPR12LA140Accident · Minor injuriesLimited investigationFinal reportRobinson Helicopter R22 Beta · Palo Alto, CAThe pilot's improper use of the throttle grip, which resulted in the deactivation of the rpm governor and a loss of rotor rpm.NTSB WPR12CA117Accident · No injuriesData collectionFinal reportRobinson Helicopter R22 Beta · Randle, WAThe pilot exceeded the helicopter's performance, resulting in low rotor rpm and settling.NTSB CEN12FA170Accident · 2 fatalField investigationFinal reportMooney M20E · San Antonio, TXThe pilot's inadvertent overboost of the turbocharged engine during initial climb, which resulted in detonation and a partial loss of engine power followed by the pilot's failure to maintain airspeed and the instructor's delayed remedial action, which…NTSB ERA12CA179Accident · No injuriesData collectionFinal reportRobinson Helicopter R44 · N. Charleston, SCThe flight instructor’s failure to apply power during a practice autorotation in order to arrest a high rate of descent, which resulted in an in-flight collision with terrain.