C-GSSS accident

NTSB ENG11WA038 · 2011-05-27 · Big Trout Lake, Ontario

Docket — crew, injuries and powerplant

Full narrative

An Expedition Helicopters Aerospatiale AS 350 B-2, registration C-GSSS, powered by a Honeywell LTS-101-700-D engine, was substantially damaged during an emergency autorotation landing following an in-flight engine shutdown. According to the Transportation Safety Board of Canada,the helicopter was transporting a drilling crew from a base camp about 80 miles east of Big Trout Lake, Ontario, to a drill site, when, while in cruise flight, an uncommanded left yaw was experienced. The pilot performed an autorotation and the helicopter landed hard in shallow water near the shore of a lake. The helicopter was substantially damaged, but all occupants exited the helicopter safely and waded to shore.

The Transportation Safety Board of Canada is investigating this event. For further information, contact:

Mr. Ross Penden, Investigator-In-Charge Transportation Safety Board of Canada Tele: +1-204-983-2847; Mobile +1-204 771-6999 Email: ross.peden@tsb.gc.ca

This report is for informational purposes and contains only information obtained for or released by the TSB.

Circumstances

Event type
Accident
Ceiling (ft)
0
Wind direction
0
Distance from field
0.0

Aircraft

RegistrationMakeModelDamageFAR part
C-GSSS — — SUBS NUSC