S7/2012 EC225 LP Super Puma, G-CHCN, 22 October 2012

From:
Air Accidents Investigation Branch
Published
10 December 2014
Category:
Commercial - rotorcraft
Report type:
Bulletin - Field investigation
Date of occurrence:
22 October 2012
Aircraft type:
EC225 LP Super Puma
Location:
In the North Sea, approximately 32 nm southwest of Sumburgh, Shetland Islands
Registration:
G-CHCN

S7/2012 EC225 LP Super Puma, G-CHCN

Summary:

This Special Bulletin contains information on the progress of the investigation into identifying the cause of the 360º circumferential crack in the bevel gear vertical shaft on G-CHCN (AAIB Special Bulletin S6/2012). It also compares the findings with those recorded previously on another EC225 LP accident involving a similar failure on G-REDW on 10 May 2012 (AAIB Special Bulletin S3/2012) and provides a further update on the investigation into both accidents.

The Chief Inspector of Air Accidents has ordered that the investigations into the accident to G REDW on 10 May 2012 and to G CHCN on 22 October 2012 be combined, and to publish an Inspector’s Investigation Report.

Download report:

S7-2012 EC225 LP Super Puma G-CHCN 01-13.pdf (4,059.57 kb)

Updates to this page

Published 10 December 2014
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