West Alpha

In 2009 Bars Elekter participated in execution of West Alpha project.
Total amount of working hours spent on this project is 700.


Drilling rig type: Semi-submersible (generation 4)
Built/year: NKK/1986 (Nippon Kokan at the Japan shipyard)
Modified: 1991/1996/1999/2002/2004/2009
Classification: Column Stabilised Drilling Unit, UKVS, HELDK, CRANE, F-AM, POSMOOR ATA, DRILL (N)
Length: o.a. 89 m
Breadth: 66 m
Water depth: 60 - 600 m
Drilling depth: 7,000 m
Variable load: 4,700 mT
Propulsion: 4 x 2,450 (BHP)
Prime movers: 17,500 (BHP)
Cranes: 2 x National Oilwell OSE 3500, 70 mT at 17.5 m and 17 mT at 47.5 m
Drawworks: Wirth GH 3000 E
Helideck: Sikorsky S-92
Accomodation: 110 persons
Owner: North Atlantic Drilling Ltd.