Rig Data: Discoverer Seven Seas

Rig Name: Discoverer Seven Seas
Rig Manager: Transocean Ltd.
Rig Owner: Transocean Ltd.
Competitive Rig: Yes
Rig Type: Drillship
Drillship Type: Dynamic Positioning
Rig Design: Offshore Company Discoverer Class
Rated Water Depth: 7,000 ft
Drilling Depth: 25,000 ft
rig photo
Rig Contract & Operating Status
Operating Status: Retired
Operator: --
Contract start date, day rate, date available, future contract details, and more available via RigLogix.
Rig Location
Region: Asia - SouthEast
Country: Singapore
Current Water Depth: --
Location start date, end date, well location, past and future locations, and more available via RigLogix.
Rig Construction Details
Classification: ABS
Rig Design: Offshore Company Discoverer Class
Built By: Mitsui Engineering & Shipbuilding  at the Osaka, Japan shipyard
Delivery Year: 1976
Flag: Vanuatu
Construction costs, dimensions, capacities, and dozens of other fields of data on each rig are available via RigLogix.
Rig Equipment
Derrick: Pyramid 170' x 46' x 54'; Capacity: 1,300,000 lbs
Drawworks: Continental Emsco C-3 II 3,000 HP
Mud Pumps: 3 x Gardner Denver PZ-11 triplex, 1600 HP
Top Drive: Varco TDS-4S 590 mt
Rotary Table: Continental Emsco 49.5 in. diameter Model C-495
Detailed specs on each piece of rig equipment from BOPs to Winches are available via RigLogix. More than 100 searchable data points.

Offshore Rig Utilization Last 12 Months Utilization Graph Legend
ENSCO 6000
ENSCO 6000
Manager: ENSCO
Location: Africa - West
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