# NTSB investigations: Bell 206B: 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 WPR23LA214](https://openairdocs.org/ntsb/WPR23LA214.md): Bell 206B · Filer, ID · Accident · Minor injuries · Class 4 · Limited · Final report · Jun 3, 2023 · N205PA · Substantial damage
  > The pilot’s improper anti-torque pedal inputs during takeoff, which resulted in a loss of helicopter control during takeoff and subsequent 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 WPR17LA019](https://openairdocs.org/ntsb/WPR17LA019.md): Bell 206B · Yuma, AZ · Accident · Serious injuries · Limited investigation · Final report · Nov 11, 2016 · N914HH · Substantial damage
  > The pilot’s inability to maintain helicopter control after its skid got caught on the landing pad while he was maneuvering the helicopter to land on it, which resulted in a dynamic roll-over.
- [NTSB ERA16LA104](https://openairdocs.org/ntsb/ERA16LA104.md): Bell 206 · Linden, NJ · Accident · Serious injuries · Limited investigation · Final report · Feb 6, 2016 · N206R · Substantial damage
  > The pilot receiving instruction's failure to maintain helicopter control during the initial takeoff, which resulted in a dynamic rollover. Contributing to the accident was the flight instructor's inadequate remedial action due to his distraction by looking…
- [NTSB CEN15CA007](https://openairdocs.org/ntsb/CEN15CA007.md): Bell 206B · Atlanta, AR · Accident · Serious injuries · Data collection · Final report · Oct 3, 2014 · N4426M · Substantial damage
  > The pilot's inadequate preflight inspection when he did not remove a tie-down strap prior to takeoff, which resulted in a dynamic rollover.
- [NTSB WPR14CA319](https://openairdocs.org/ntsb/WPR14CA319.md): Bell 206B · Salinas, CA · Accident · No injuries · Data collection · Final report · Jul 19, 2014 · N291SH · Substantial damage
  > The pilot's failure to ensure adequate clearance from ground obstacles during takeoff which resulted in loss of aircraft control.
- [NTSB WPR14LA113](https://openairdocs.org/ntsb/WPR14LA113.md): Bell 206 · Bountiful, UT · Accident · No injuries · Limited investigation · Final report · Feb 5, 2014 · N3211N · Substantial damage
  > The pilots' inaccurate assessment of the snow depth on the landing zone, which resulted in a landing on snow deeper than that for which the helicopter was equipped and led to dynamic rollover.
- [NTSB ERA12LA210](https://openairdocs.org/ntsb/ERA12LA210.md): Bell 206B · Titusville, FL · Accident · Minor injuries · Limited investigation · Final report · Mar 6, 2012 · N83AP · Substantial damage
  > The flight instructor's attempted takeoff in gusting wind conditions while the student pilot was adjusting her anti-torque pedals, which resulted in a dynamic rollover event.
- [NTSB CEN11CA303](https://openairdocs.org/ntsb/CEN11CA303.md): Bell 206 · Venice, LA · Accident · Minor injuries · Data collection · Final report · Apr 13, 2011 · N887T · Substantial damage
  > The pilot's improper use of the collective and cyclic control during taxi operations, which induced a dynamic rollover.
- [NTSB WPR10CA100](https://openairdocs.org/ntsb/WPR10CA100.md): Bell 206B · Kalispell, MT · Accident · No injuries · Data collection · Final report · Jan 7, 2010 · N127TP · Substantial damage
  > The pilot's failure to maintain lateral drift control during landing.
- [NTSB WPR09CA338](https://openairdocs.org/ntsb/WPR09CA338.md): Bell 206B · Burlington, WA · Accident · No injuries · Data collection · Final report · Jul 11, 2009 · N302PD · Substantial damage
  > The pilot’s failure to maintain control of the helicopter while attempting to lift off from a trailer. The helicopter subsequently impacted the ground and rolled over.
- [NTSB ERA09CA249](https://openairdocs.org/ntsb/ERA09CA249.md): Bell 206 · West Palm Beach, FL · Accident · No injuries · Data collection · Final report · Apr 17, 2009 · N25PM · Substantial damage
  > The pilot’s failure to maintain aircraft control during taxi, which resulted in a dynamic rollover.

## 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 c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('1181511')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s.case_mkey = x.case_mkey AND s.aircrafts_position = x.position AND 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?model=1181511

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