Robinson R44
Council Bluff, IA — July 16, 2019
Event Information
| Date | July 16, 2019 |
| Event Type | ACC |
| NTSB Number | GAA19CA428 |
| Event ID | 20190717X03502 |
| Location | Council Bluff, IA |
| Country | USA |
| Coordinates | 41.23444, -95.74639 |
| Highest Injury | MINR |
Aircraft
| Make | Robinson |
| Model | R44 |
| Category | HELI |
| FAR Part | 137 |
| Aircraft Damage | SUBS |
Conditions
| Light Condition | DAYL |
| Weather | VMC |
Injuries
| Fatal | 0 |
| Serious | 0 |
| Minor | 1 |
| None | 0 |
| Total Injured | 1 |
Probable Cause
The pilot's improper cyclic input during liftoff from a landing deck, which resulted in the right skid hooking onto an opening on the landing deck and a subsequent dynamic rollover.
Full Narrative
The helicopter pilot reported that, while lifting off from a landing deck on top of an industrial truck, the right rear skid hooked into an opening on the deck. The helicopter dynamically rolled right and impacted the ground.
The helicopter sustained substantial damage to the main and tail rotor systems, fuselage, and empennage.
The helicopter pilot reported that there were no preaccident mechanical failures or malfunctions with the helicopter that would have precluded normal operation.
About This NTSB Record
This aviation event was investigated by the National Transportation Safety Board (NTSB). NTSB investigates all U.S. civil aviation accidents to determine probable cause and issue safety recommendations to prevent future accidents.