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Rig Data: West Alpha

Rig Name: West Alpha
Rig Manager: North Atlantic Drilling Ltd.
Rig Owner: North Atlantic Drilling Ltd.
Competitive Rig: Yes
Rig Type: Semisub
Semisub Generation: 4
Rig Design: Dyvi Drilling Ultra Yatzy
Rated Water Depth: 2,000 ft
Drilling Depth: 22,000 ft
rig photo
Rig Contract & Operating Status
Operating Status: Workover
Operator: ExxonMobil
 
Contract start date, day rate, date available, future contract details, and more available via RigLogix.
  
Rig Location
Region: Europe - East
Country: Russian Federation
Current Water Depth: 265 ft
Location start date, end date, well location, past and future locations, and more available via RigLogix.
Rig Construction Details
Classification: DNV
Rig Design: Dyvi Drilling Ultra Yatzy
Shipyard: Japan
Delivery Year: 1986
Flag: Panama
Construction costs, dimensions, capacities, and dozens of other fields of data on each rig are available via RigLogix.
  
Rig Equipment
Derrick: Maritime Hydraulics 174' x 40' x 40'; Capacity: 1,300,000 lbs
Drawworks: Wirth GH 3000E 3,000 HP
Mud Pumps: 3 x Wirth TPK-7 triplex, 1600 HP
Top Drive: Maritime Hydraulics DDM-650
Rotary Table: Wirth 49.5 in. diameter Model RTSS 495
Detailed specs on each piece of rig equipment from BOPs to Winches are available via RigLogix. More than 100 searchable data points.