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ASN Wikibase Occurrence # 16633
Last updated: 24 November 2021
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Type:Silhouette image of generic S61 model; specific model in this crash may look slightly different
Sikorsky S-61N-II
Owner/operator:Helikopter Service
Registration: LN-OSZ
MSN: 61-475
Fatalities:Fatalities: 12 / Occupants: 12
Other fatalities:0
Aircraft damage: Written off (damaged beyond repair)
Location:North Sea, 28nm SW of Varhaug Console Offshore Installation -   Norway
Phase: En route
Departure airport:Stavanger
Destination airport:Ekofisk Charlie Offshore Installation
Impacted the water after a blade damper fatigue failure. Pilot Manfred Germroth (34) and co-pilot Albert Buchow (30). It is reported one survivor was visible in the water but was unable to be recovered before succumbing. After this accident it became mandatory in Norway for helicopters to carry an emergency beacon.


Norwegian Civil Aircraft since 1919 / K. Hagby, 1980 (ISBN 0 904597 2 7)
Hamburger Abendblatt 24.11.1977

Revision history:

25-Mar-2008 13:00 ASN archive Added
29-Dec-2009 10:41 TB Updated [Aircraft type, Cn, Operator, Total fatalities, Total occupants, Other fatalities, Location, Country, Phase, Nature, Narrative]
29-Apr-2011 14:50 TB Updated [Departure airport, Destination airport, Source, Narrative]
22-Aug-2014 18:28 Aerossurance Updated [Location, Source, Narrative]
03-Nov-2015 16:39 TB Updated [Location, Source, Narrative]
14-Nov-2015 15:08 Aerossurance Updated [Location, Nature, Destination airport, Source, Narrative]

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