# NTSB investigations, 2022: Dynamic rollover

NTSB aviation accident and incident investigations since 1962: the probable cause, findings, aircraft, crew, weather and docket of each, linked to the FAA registry and the FAA’s own reports.

## Latest cases

- [NTSB CEN23FA071](https://openairdocs.org/ntsb/CEN23FA071.md): Bell 407 · Galliano, LA · Accident · 4 fatal · Class 3 · Field · Final report · Dec 29, 2022 · N595RL · Substantial damage
  > The pilot’s failure to ensure the helicopter was clear of obstacles before takeoff from the helideck, which resulted in the helicopter’s right landing skid pivoting about a helideck perimeter light during takeoff and a dynamic rollover. Additionally, the…
- [NTSB CEN23LA064](https://openairdocs.org/ntsb/CEN23LA064.md): Bell 206-L4 · Gulf of Mexico (Gulf of Mexico) · Accident · Minor injuries · Class 3 · Limited · Final report · Dec 15, 2022 · N414RL · Substantial damage
  > The pilot’s improper takeoff technique that allowed the helicopter skid to drift into a helideck light, resulting in a dynamic rollover.
- [NTSB ERA23LA084](https://openairdocs.org/ntsb/ERA23LA084.md): Robinson Helicopter R22 Beta · Gilgo-Oak Beach-Captree, NY · Accident · No injuries · Class 4 · Limited · Final report · Dec 11, 2022 · N14HT · Substantial damage
  > The flight instructor’s inadequate remedial action while supervising the student pilot’s practice autorotation in gusting wind conditions, which resulted in a dynamic rollover.
- [NTSB ERA23LA073](https://openairdocs.org/ntsb/ERA23LA073.md): Childs Michael A Rotorway Exec 162-F · Titusville, FL · Accident · No injuries · Class 3 · Limited · Final report · Nov 27, 2022 · N8006A · Substantial damage
  > A failure of the No. 4 exhaust valve spring retainer, which resulted in a partial loss of engine power.
- [NTSB WPR23LA009](https://openairdocs.org/ntsb/WPR23LA009.md): Bell Helicopter Textron Canada 505 · Moab, UT · Accident · Serious injuries · Class 4 · Limited · Final report · Oct 8, 2022 · N874BB · Substantial damage
  > The pilot’s loss of helicopter control during landing, that resulted in a dynamic roll over.
- [NTSB ERA22LA431](https://openairdocs.org/ntsb/ERA22LA431.md): Robinson Helicopter R-22 Beta · Nashville, TN · Accident · Minor injuries · Class 4 · Limited · Final report · Sep 29, 2022 · N622MP · Substantial damage
  > A loss of tail rotor effectiveness while hovering in crosswind conditions resulting in the student pilot's loss of control of the helicopter, impact with terrain, and dynamic rollover.
- [NTSB ERA22LA357](https://openairdocs.org/ntsb/ERA22LA357.md): Robinson Helicopter R44 · Leghighton, PA · Accident · Serious injuries · Class 4 · Limited · Final report · Aug 3, 2022 · N45CA · Substantial damage
  > The pilot’s improper recovery from a bounced landing on a slope, which resulted in dynamic rollover.
- [NTSB ERA22LA328](https://openairdocs.org/ntsb/ERA22LA328.md): Robinson Helicopter R22 Beta · Orlando, FL · Accident · No injuries · Class 4 · Limited · Final report · Jul 17, 2022 · N224MG · Substantial damage
  > The flight instructor’s inadequate remedial actions following the student pilot’s improper control inputs, which resulted in dynamic rollover.
- [NTSB WPR22LA220](https://openairdocs.org/ntsb/WPR22LA220.md): Robinson Helicopter R44 II · Auburn, WA · Accident · Minor injuries · Class 4 · Limited · Final report · Jun 18, 2022 · N944BC · Substantial damage
  > The student pilot’s loss of helicopter control and the flight instructor’s delayed remedial action while providing hover training which resulted in a dynamic rollover.
- [NTSB CEN22LA219](https://openairdocs.org/ntsb/CEN22LA219.md): Bell 206B · Cameron, TX · Accident · Minor injuries · Class 4 · Limited · Final report · May 31, 2022 · N27574 · Substantial damage
  > The flight crew not maintaining lateral control of the helicopter during hovering operation which resulted in a dynamic rollover.
- [NTSB ERA22LA236](https://openairdocs.org/ntsb/ERA22LA236.md): Robinson Helicopter R44 II · Nashua, NH · Accident · Minor injuries · Class 4 · Limited · Final report · May 23, 2022 · N666U · Substantial damage
  > The flight instructor’s failure to maintain control of the helicopter during the takeoff, which resulted in a dynamic rollover.
- [NTSB WPR22LA157](https://openairdocs.org/ntsb/WPR22LA157.md): Robinson Helicopter R44 II · Salt Lake City, UT · Accident · No injuries · Class 4 · Limited · Final report · Apr 16, 2022 · N3297Q · Substantial damage
  > The student pilot’s failure to maintain lateral control and terrain clearance while hovering, and the flight instructor’s delayed remedial action which resulted in a dynamic rollover.
- [NTSB WPR22LA146](https://openairdocs.org/ntsb/WPR22LA146.md): Robinson Helicopter R22 · Phoenix, AZ · Accident · No injuries · Class 4 · Limited · Final report · Apr 7, 2022 · N19VH · Substantial damage
  > The pilot’s failure to maintain helicopter control while on the ground when his attention was diverted, which resulted in a dynamic rollover.
- [NTSB CEN22LA158](https://openairdocs.org/ntsb/CEN22LA158.md): Robinson Helicopter R22 Beta · Garnett, KS · Accident · No injuries · Class 4 · Limited · Final report · Mar 26, 2022 · N7087X · Substantial damage
  > The pilot’s failure to maintain lateral control while hovering which resulted in a dynamic rollover.
- [NTSB ERA22LA140](https://openairdocs.org/ntsb/ERA22LA140.md): Robinson Helicopter R22 · Fallston, MD · Accident · Minor injuries · Class 4 · Limited · Final report · Mar 1, 2022 · N786SH · Substantial damage
  > The student pilot's unstabilized hover, which resulted in ground contact and a dynamic rollover. Contributing to the accident was the flight instructor's inadequate supervision of the student and his delayed remedial action.
- [NTSB ERA22LA135](https://openairdocs.org/ntsb/ERA22LA135.md): Robinson Helicopter R44 II · White Plains, NY · Accident · No injuries · Class 4 · Limited · Final report · Feb 17, 2022 · N929WA · Substantial damage
  > The pilot’s failure to maintain stabilized lateral control during landing in gusty conditions which resulted in a dynamic rollover when the skids contacted the platform unevenly.

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
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") = 2022
  AND c."mKey" IN (SELECT s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s."tier2Number" = '231' 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
```

This list as a web page: https://openairdocs.org/ntsb-events/231/sequence?year=2022

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