N447PA

Substantial
None

Robinson R44S/N: 11197

Accident Details

Date
Friday, September 6, 2019
NTSB Number
GAA19CA531
Location
Nuiqsut, AK
Event ID
20190909X84531
Coordinates
63.888610, -160.799163
Aircraft Damage
Substantial
Highest Injury
None
Fatalities
0
Serious Injuries
0
Minor Injuries
0
Uninjured
1
Total Aboard
1

Probable Cause and Findings

The pilot's improper decision to land downwind from unsecured debris, which resulted in the helicopter’s main rotor disk ingesting foreign objects.

Aircraft Information

Registration
Make
ROBINSON
Serial Number
11197
Engine Type
Reciprocating
Year Built
2006
Model / ICAO
R44R44
Aircraft Type
Rotorcraft
No. of Engines
1
Seats
4
FAA Model
R44 II

Registered Owner (Current)

Name
POLLUX AVIATION LTD
Address
6540 E BEECHCRAFT RD
City
WASILLA
State / Zip Code
AK 99654-9330
Country
United States

Analysis

The helicopter pilot reported that, he landed the helicopter facing south and about 30 yards from the empty gravel carrying super sacks. When the skids touched down, the pilot reduced the collective and saw a super sack about 15ft away and coming at the helicopter. The super sack was ingested by the advancing side of the main rotor disk. The pilot rolled off throttle and shut down the engine.

The helicopter sustained substantial damage to the main rotor blades.

The pilot reported that the wind at the accident site was from the southwest about 15 knots.

The pilot reported that there were no preaccident mechanical failures or malfunctions with the helicopter that would have precluded normal operation.

Data Source

Data provided by the National Transportation Safety Board (NTSB). For more information on this event, visit the NTSB Records Search website. NTSB# GAA19CA531