Project Profile

Rig Type: Semisub
Sub Type: Midwater Floater
Max Water Depth (m): 499.872
Max Drill Depth (m): 7620
Dimensions (m): 67.05 x 67.05 x 67.36
Drawworks Type: National Oilwell Varco ADS 30Q
Mud Pumps Type: Continental Emsco FB-1600 Triplex
Top Drive: Aker Maritime Hydraulics DDM-650
Hookload Capacity (lbs): 1,300,000
Rig Design: Marotec AS Marosso
Rig Model: 56
Year Built: 1986
Country of Build: Japan
Yard Name: Hiroshima Shipyard & Engine Works
Group Yard Name: Mitsubishi Heavy Industries Ltd.

The Transocean Arctic Semisub is managed by Transocean Offshore Deepwater Drilling Inc., owned by Transocean Offshore International Ventures Limited and became operational in 1986.

Operator: 

Transocean Offshore