The consent relates to drilling of the top hole sections on well 30/8-A-21 H Tune Sør.
The Transocean Winner is a third generation semi-submersible drilling facility of GVA-4000 design, built in 1983 at Gøtaverken Arendal, Gothenburg, Sweden.
The facility is owned by Transocean Offshore, and operated by Transocean Offshore (North Sea) Ltd NUF, with headquarters in Stavanger.
The Transocean Winner received the Petroleum Safety Authority Norway's (AoC) in August 2006 (link).
Tune Sør is the third development phase for the Tune field. A single well, 30/8-A-21 H is to be drilled through a pre-existing satellite template. The plan does not entail penetration of hydrocarbon-bearing strata.
The activity is expected to last for approx. 20 days.
Drilling of the top hole sections is a preparation for connection of the satellite to Tune Main, which currently produces to the Oseberg Field Center.
Contact person in the Petroleum Safety Authority Norway: