On Saturday, 5 November 1983, at 4:00 a.m., while drilling in the in the Norwegian sector of the , four divers were in a system on the rig's deck that was connected by a trunk (a short passage) to a . The divers were Edwin Arthur Coward (British, 35), Roy P. Lucas (British, 38), Bjørn Giæver Bergersen (Norwegian, 29) and Truls Hellevik (Nor.
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On Saturday, 5 November 1983, at 4:00 a.m., while drilling in the in the Norwegian sector of the , four divers were in a system on the rig's deck that was connected by a trunk (a short pa. .
• • – Professional diving in support of the oil and gas industry• – Diving mode and decompression technique. .
• Gjerde, Kristin Øye; Ryggvik, Helge (2009). [North Sea divers] (in Norwegian). Stavanger: Wigestrand Forlag. Archived from on 26 January 2018. Retrieved 14 July 2010. – A documenta.
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